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CVE-2023-6129

POLY1305 MAC implementation corrupts vector registers on PowerPC

6.5 MediumFix available

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
Low
Availability
High

Exploit likelihood

2.32%Up 2.3 points since Jan 17, 2024
90%50%10%1%

What each source reports

NVD Score used 6.5

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
CVE-2023-6129
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Weakness
CWE-440, CWE-787
Updated
2026-11-02
CVE List 6.5

POLY1305 MAC implementation corrupts vector registers on PowerPC

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
CVE-2023-6129
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Weakness
CWE-440
Updated
2026-11-02
EUVDEUVD-2023-58384 6.5

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
EUVD-2023-58384
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-rj8q-prqp-jwfg 6.5

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that...

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
GHSA-rj8q-prqp-jwfg
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Weakness
CWE-440, CWE-787
Updated
2026-11-02
OSVALPINE-CVE-2023-6129 6.5

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
ALPINE-CVE-2023-6129
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVAZL-35044 6.5

CVE-2023-6129 affecting package nodejs for versions less than 20.14.0-1

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
AZL-35044
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
Show 29 moreShow less
OSVAZL-35085 6.5

CVE-2023-6129 affecting package openssl for versions less than 3.3.0-1

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
AZL-35085
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVAZL-42697 6.5

CVE-2023-6129 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
AZL-42697
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVAZL-42754 6.5

CVE-2023-6129 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
AZL-42754
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVAZL-47643 6.5

CVE-2023-6129 affecting package hvloader for versions less than 1.0.1-6

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
AZL-47643
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVAZL-78582 6.5

CVE-2023-6129 affecting package openssl-fips-provider 3.1.2-2

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
AZL-78582
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-05
OSVBELL-CVE-2023-6129 6.5

CVE-2023-6129 does not affect BellSoft software

Record
BELL-CVE-2023-6129
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSV 6.5

POLY1305 MAC implementation corrupts vector registers on PowerPC

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
CVE-2023-6129
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Weakness
CWE-440
Updated
2026-11-02
OSVDEBIAN-CVE-2023-6129 6.5

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions. Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences. The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions. The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service. The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
DEBIAN-CVE-2023-6129
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVJLSEC-2026-245 6.5

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that...

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
JLSEC-2026-245
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVOESA-2024-1558 6.5

mysql security update

The MySQL(TM) software delivers a very fast, multi-threaded, multi-user, and robust SQL (Structured Query Language) database server. MySQL Server is intended for mission-critical, heavy-load production systems as well as for embedding into mass-deployed software. MySQL is a trademark of Oracle and/or its affiliates

Security Fix(es):

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.(CVE-2023-6129)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: RAPID). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20960)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20961)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector:…

Record
OESA-2024-1558
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVOESA-2024-1559 6.5

mysql security update

The MySQL(TM) software delivers a very fast, multi-threaded, multi-user, and robust SQL (Structured Query Language) database server. MySQL Server is intended for mission-critical, heavy-load production systems as well as for embedding into mass-deployed software. MySQL is a trademark of Oracle and/or its affiliates

Security Fix(es):

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.(CVE-2023-6129)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: RAPID). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20960)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20961)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector:…

Record
OESA-2024-1559
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVOESA-2024-1560 6.5

mysql security update

The MySQL(TM) software delivers a very fast, multi-threaded, multi-user, and robust SQL (Structured Query Language) database server. MySQL Server is intended for mission-critical, heavy-load production systems as well as for embedding into mass-deployed software. MySQL is a trademark of Oracle and/or its affiliates

Security Fix(es):

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.(CVE-2023-6129)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: RAPID). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20960)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20961)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector:…

Record
OESA-2024-1560
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVOESA-2024-1561 6.5

mysql security update

The MySQL(TM) software delivers a very fast, multi-threaded, multi-user, and robust SQL (Structured Query Language) database server. MySQL Server is intended for mission-critical, heavy-load production systems as well as for embedding into mass-deployed software. MySQL is a trademark of Oracle and/or its affiliates

Security Fix(es):

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.(CVE-2023-6129)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: RAPID). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20960)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20961)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector:…

Record
OESA-2024-1561
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVOESA-2024-1744 6.5

mysql security update

The MySQL(TM) software delivers a very fast, multi-threaded, multi-user, and robust SQL (Structured Query Language) database server. MySQL Server is intended for mission-critical, heavy-load production systems as well as for embedding into mass-deployed software. MySQL is a trademark of Oracle and/or its affiliates

Security Fix(es):

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions.

Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences.

The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions.

The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service.

The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.(CVE-2023-6129)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: RAPID). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20960)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).(CVE-2024-20961)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector:…

Record
OESA-2024-1744
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVOESA-2024-2071 9.8

mysql security update

The MySQL(TM) software delivers a very fast, multi-threaded, multi-user, and robust SQL (Structured Query Language) database server. MySQL Server is intended for mission-critical, heavy-load production systems as well as for embedding into mass-deployed software. MySQL is a trademark of Oracle and/or its affiliates

Security Fix(es):

Security Fix(es):

Nullptr dereference when a null char is present in a proto symbol. The symbol is parsed incorrectly, leading to an unchecked call into the proto file's name during generation of the resulting error message. Since the symbol is incorrectly parsed, the file is nullptr. We recommend upgrading to version 3.15.0 or greater.(CVE-2021-22570)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.28 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).(CVE-2022-21412)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.0.28 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).(CVE-2022-21413)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.28 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).(CVE-2022-21414)

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 5.7.37 and prior and 8.0.28 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).(CVE-2022-21417)

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.28 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 5.0 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H).(CVE-2022-21418)

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.28 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized…

Record
OESA-2024-2071
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2024:2447 6.5

Red Hat Security Advisory: openssl and openssl-fips-provider security update

Record
RHSA-2024:2447
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVRHSA-2024:9088 6.5

Red Hat Security Advisory: edk2 security update

Record
RHSA-2024:9088
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2023-6129 6.5

Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions. Impact summary: If an attacker can influence whether the POLY1305 MAC algorithm is used, the application state might be corrupted with various application dependent consequences. The POLY1305 MAC (message authentication code) implementation in OpenSSL for PowerPC CPUs restores the contents of vector registers in a different order than they are saved. Thus the contents of some of these vector registers are corrupted when returning to the caller. The vulnerable code is used only on newer PowerPC processors supporting the PowerISA 2.07 instructions. The consequences of this kind of internal application state corruption can be various - from no consequences, if the calling application does not depend on the contents of non-volatile XMM registers at all, to the worst consequences, where the attacker could get complete control of the application process. However unless the compiler uses the vector registers for storing pointers, the most likely consequence, if any, would be an incorrect result of some application dependent calculations or a crash leading to a denial of service. The POLY1305 MAC algorithm is most frequently used as part of the CHACHA20-POLY1305 AEAD (authenticated encryption with associated data) algorithm. The most common usage of this AEAD cipher is with TLS protocol versions 1.2 and 1.3. If this cipher is enabled on the server a malicious client can influence whether this AEAD cipher is used. This implies that TLS server applications using OpenSSL can be potentially impacted. However we are currently not aware of any concrete application that would be affected by this issue therefore we consider this a Low severity security issue.

Record
UBUNTU-CVE-2023-6129
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Updated
2026-11-02
OSVALSA-2024:2447 No score

Low: openssl and openssl-fips-provider security update

OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library.

Security Fix(es):

  • openssl: AES-SIV cipher implementation contains a bug that causes it to ignore empty associated data entries (CVE-2023-2975)
  • openssl: Excessive time spent checking DH keys and parameters (CVE-2023-3446)
  • OpenSSL: Excessive time spent checking DH q parameter value (CVE-2023-3817)
  • openssl: Generating excessively long X9.42 DH keys or checking excessively long X9.42 DH keys or parameters may be very slow (CVE-2023-5678)
  • openssl: POLY1305 MAC implementation corrupts vector registers on PowerPC (CVE-2023-6129)
  • openssl: Excessive time spent checking invalid RSA public keys (CVE-2023-6237)
  • openssl: denial of service via null dereference (CVE-2024-0727)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Record
ALSA-2024:2447
Updated
2026-11-02
OSVALSA-2024:9088 No score

Moderate: edk2 security update

EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM.

Security Fix(es):

  • mysql: openssl: POLY1305 MAC implementation corrupts vector registers on PowerPC (CVE-2023-6129)
  • openssl: Excessive time spent checking invalid RSA public keys (CVE-2023-6237)
  • openssl: denial of service via null dereference (CVE-2024-0727)
  • edk2: Temporary DoS vulnerability (CVE-2024-1298)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Record
ALSA-2024:9088
Updated
2026-11-02
OSVCLSA-2024-1718291413 No score

openssl: Fix of 6 CVEs

  • CVE-2024-0727: Fix NULL pointer dereference in processing PKCS12 files, preventing potential DoS attack
  • CVE-2023-6129: Fix POLY1305 MAC implementation bug that corrupts internal state on PowerPC CPUs with vector instructions
  • CVE-2023-5678: Fix issue with excessively long X9.42 DH keys or parameters causing long delays and potential DoS by adding checks in DH_generate_key() and DH_check_pub_key() functions
  • CVE-2023-3817: Fix excessively long DH key or parameters check causing potential Denial of Service by preventing unnecessary checks if q is larger than p
  • CVE-2023-3446: Fix issue of excessively long DH keys or parameters causing slow checks, leading to potential Denial of Service. Added additional checks to prevent DoS vulnerability in DH_check(), DH_check_ex(), and EVP_PKEY_param_check() functions
  • CVE-2023-2975: Fix issue with AES-SIV cipher ignoring empty associated data entries by performing authentication operation for empty data during EVP_EncryptUpdate()
Record
CLSA-2024-1718291413
Updated
2026-11-02
OSVMGASA-2024-0020 No score

Updated openssl packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Excessive time spent in DH check / generation with large Q parameter value. (CVE-2023-5678) POLY1305 MAC implementation corrupts vector registers on PowerPC. (CVE-2023-6129) Excessive time spent checking invalid RSA public keys. (CVE-2023-6237) PKCS12 Decoding crashes. (CVE-2024-0727)

Record
MGASA-2024-0020
Updated
2026-11-02
OSVMGASA-2024-0036 No score

Updated quictls packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Excessive time spent in DH check / generation with large Q parameter value. (CVE-2023-5678) POLY1305 MAC implementation corrupts vector registers on PowerPC. (CVE-2023-6129) Excessive time spent checking invalid RSA public keys. (CVE-2023-6237) PKCS12 Decoding crashes. (CVE-2024-0727)

Record
MGASA-2024-0036
Updated
2026-11-02
OSVMGASA-2024-0281 No score

Updated quictls packages fix security vulnerabilities

The updated packages fix security vulnerabilities

Record
MGASA-2024-0281
Updated
2026-11-02
OSVopenSUSE-SU-2024:13633-1 No score

libopenssl-3-devel-3.1.4-3.1 on GA media

These are all security issues fixed in the libopenssl-3-devel-3.1.4-3.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:13633-1
Updated
2026-11-02
OSVRLSA-2024:9088 No score

Moderate: edk2 security update

EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM.

Security Fix(es):

  • mysql: openssl: POLY1305 MAC implementation corrupts vector registers on PowerPC (CVE-2023-6129)

  • openssl: Excessive time spent checking invalid RSA public keys (CVE-2023-6237)

  • openssl: denial of service via null dereference (CVE-2024-0727)

  • edk2: Temporary DoS vulnerability (CVE-2024-1298)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Rocky Linux 9.5 Release Notes linked from the References section.

Record
RLSA-2024:9088
Updated
2026-11-02
OSVSUSE-SU-2024:0172-1 No score

Security update for openssl-3

This update for openssl-3 fixes the following issues:

  • CVE-2023-6129: Fixed vector register clobbering on PowerPC. (bsc#1218690)
  • CVE-2023-6237: Fixed excessive time spent checking invalid RSA public keys. (bsc#1218810)
Record
SUSE-SU-2024:0172-1
Updated
2026-11-02
OSVSUSE-SU-2024:0518-1 No score

Security update for openssl-3

This update for openssl-3 fixes the following issues:

  • CVE-2023-6129: Fixed vector register clobbering on PowerPC. (bsc#1218690)
  • CVE-2023-6237: Fixed excessive time spent checking invalid RSA public keys. (bsc#1218810)
  • CVE-2024-0727: Denial of service when processing a maliciously formatted PKCS12 file (bsc#1219243).
Record
SUSE-SU-2024:0518-1
Updated
2026-11-02
OSVUSN-6622-1 No score

openssl vulnerabilities

David Benjamin discovered that OpenSSL incorrectly handled excessively long X9.42 DH keys. A remote attacker could possibly use this issue to cause OpenSSL to consume resources, leading to a denial of service. (CVE-2023-5678)

Sverker Eriksson discovered that OpenSSL incorrectly handled POLY1304 MAC on the PowerPC architecture. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 22.04 LTS and Ubuntu 23.04. (CVE-2023-6129)

It was discovered that OpenSSL incorrectly handled excessively long RSA public keys. A remote attacker could possibly use this issue to cause OpenSSL to consume resources, leading to a denial of service. This issue only affected Ubuntu 22.04 LTS and Ubuntu 23.04. (CVE-2023-6237)

Bahaa Naamneh discovered that OpenSSL incorrectly handled certain malformed PKCS12 files. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. (CVE-2024-0727)

Record
USN-6622-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openssl
Alpine:v3.17
3.0.0 up to 3.0.12-r2
3.0.12-r2
openssl
Alpine:v3.18
3.0.0 up to 3.1.4-r3
3.1.4-r3
openssl
Alpine:v3.19
3.0.0 up to 3.1.4-r3
3.1.4-r3
openssl
Alpine:v3.20
3.0.0 up to 3.1.4-r3
3.1.4-r3
openssl
Alpine:v3.21
3.0.0 up to 3.1.4-r3
3.1.4-r3
openssl
Alpine:v3.22
3.0.0 up to 3.1.4-r3
3.1.4-r3
openssl
Alpine:v3.23
3.0.0 up to 3.1.4-r3
3.1.4-r3
openssl
Alpine:v3.24
3.0.0 up to 3.1.4-r3
3.1.4-r3
openssl
AlmaLinux:9
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-devel
AlmaLinux:9
before 1:3.0.7-27.el9
1:3.0.7-27.el9
Show 68 moreShow less
Affected packages
PackageAffectedFixed
openssl-libs
AlmaLinux:9
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-perl
AlmaLinux:9
before 1:3.0.7-27.el9
1:3.0.7-27.el9
edk2-aarch64
AlmaLinux:9
before 20240524-6.el9_5
20240524-6.el9_5
edk2-ovmf
AlmaLinux:9
before 20240524-6.el9_5
20240524-6.el9_5
edk2-tools
AlmaLinux:9
before 20240524-6.el9_5
20240524-6.el9_5
edk2-tools-doc
AlmaLinux:9
before 20240524-6.el9_5
20240524-6.el9_5
nodejs
Azure Linux:3
before 20.14.0-1
20.14.0-1
openssl
Azure Linux:3
before 3.3.0-1
3.3.0-1
cloud-hypervisor-cvm
Azure Linux:2
before 38.0.72.2-1
38.0.72.2-1
cloud-hypervisor-cvm
Azure Linux:3
before 38.0.72.2-1
38.0.72.2-1
hvloader
Azure Linux:2
before 1.0.1-6
1.0.1-6
openssl-fips-provider
Azure Linux:3
through 3.1.2-2 None known
openssl
TuxCare:AlmaLinux:9.2
before 1:3.0.7-17.el9_2.tuxcare.els2
1:3.0.7-17.el9_2.tuxcare.els2
openssl-devel
TuxCare:AlmaLinux:9.2
before 1:3.0.7-17.el9_2.tuxcare.els2
1:3.0.7-17.el9_2.tuxcare.els2
openssl-libs
TuxCare:AlmaLinux:9.2
before 1:3.0.7-17.el9_2.tuxcare.els2
1:3.0.7-17.el9_2.tuxcare.els2
openssl-perl
TuxCare:AlmaLinux:9.2
before 1:3.0.7-17.el9_2.tuxcare.els2
1:3.0.7-17.el9_2.tuxcare.els2
openssl
Debian:12
before 3.0.13-1~deb12u1, plus listed versions
3.0.10-13.0.10-1~deb12u13.0.11-13.0.11-1~deb12u13.0.11-1~deb12u23.0.12-13.0.12-23.0.9-1
3.0.13-1~deb12u1
openssl
Debian:13
before 3.1.5-1
3.1.5-1
openssl
Debian:14
before 3.1.5-1
3.1.5-1
OpenSSL_jll
Julia
3.0.8+0 up to 3.0.13+0
3.0.13+0
openssl
Mageia:9
before 3.0.12-1.1.mga9
3.0.12-1.1.mga9
quictls
Mageia:9
before 3.0.12-1.1.mga9
3.0.12-1.1.mga9
quictls
Mageia:9
before 3.0.14-1.1.mga9
3.0.14-1.1.mga9
mysql
openEuler:22.03-LTS-SP2
before 8.0.37-1.oe2203sp2
8.0.37-1.oe2203sp2
mysql
openEuler:22.03-LTS-SP3
before 8.0.37-1.oe2203sp3
8.0.37-1.oe2203sp3
mysql
openEuler:22.03-LTS
before 8.0.37-1.oe2203
8.0.37-1.oe2203
mysql
openEuler:22.03-LTS-SP1
before 8.0.37-1.oe2203sp1
8.0.37-1.oe2203sp1
mysql
openEuler:24.03-LTS
before 8.0.37-2.oe2403
8.0.37-2.oe2403
mysql
openEuler:20.03-LTS-SP4
before 8.0.38-1.oe2003sp4
8.0.38-1.oe2003sp4
openssl-debuginfo
Red Hat:enterprise_linux:9::appstream
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-debugsource
Red Hat:enterprise_linux:9::appstream
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-devel
Red Hat:enterprise_linux:9::appstream
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-libs-debuginfo
Red Hat:enterprise_linux:9::appstream
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-perl
Red Hat:enterprise_linux:9::appstream
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl
Red Hat:enterprise_linux:9::baseos
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-debuginfo
Red Hat:enterprise_linux:9::baseos
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-debugsource
Red Hat:enterprise_linux:9::baseos
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-libs
Red Hat:enterprise_linux:9::baseos
before 1:3.0.7-27.el9
1:3.0.7-27.el9
openssl-libs-debuginfo
Red Hat:enterprise_linux:9::baseos
before 1:3.0.7-27.el9
1:3.0.7-27.el9
edk2
Red Hat:enterprise_linux:9::appstream
before 0:20240524-6.el9_5
0:20240524-6.el9_5
edk2-aarch64
Red Hat:enterprise_linux:9::appstream
before 0:20240524-6.el9_5
0:20240524-6.el9_5
edk2-ovmf
Red Hat:enterprise_linux:9::appstream
before 0:20240524-6.el9_5
0:20240524-6.el9_5
edk2-aarch64
Red Hat:enterprise_linux:9::crb
before 0:20240524-6.el9_5
0:20240524-6.el9_5
edk2-debugsource
Red Hat:enterprise_linux:9::crb
before 0:20240524-6.el9_5
0:20240524-6.el9_5
edk2-ovmf
Red Hat:enterprise_linux:9::crb
before 0:20240524-6.el9_5
0:20240524-6.el9_5
edk2-tools
Red Hat:enterprise_linux:9::crb
before 0:20240524-6.el9_5
0:20240524-6.el9_5
edk2-tools-debuginfo
Red Hat:enterprise_linux:9::crb
before 0:20240524-6.el9_5
0:20240524-6.el9_5
edk2-tools-doc
Red Hat:enterprise_linux:9::crb
before 0:20240524-6.el9_5
0:20240524-6.el9_5
edk2
Rocky Linux:9
before 0:20240524-6.el9_5.3
0:20240524-6.el9_5.3
openssl-3
SUSE:Linux Enterprise Module for Basesystem 15 SP5
before 3.0.8-150500.5.24.1
3.0.8-150500.5.24.1
openssl-3
openSUSE:Leap 15.5
before 3.0.8-150500.5.24.1
3.0.8-150500.5.24.1
openssl-3
SUSE:Linux Enterprise Micro 5.3
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl-3
SUSE:Linux Enterprise Micro 5.4
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl-3
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl-3
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl-3
SUSE:Linux Enterprise Server 15 SP4-LTSS
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl-3
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl-3
SUSE:Manager Proxy 4.3
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl-3
SUSE:Manager Server 4.3
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl-3
openSUSE:Leap Micro 5.3
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl-3
openSUSE:Leap Micro 5.4
before 3.0.8-150400.4.49.1
3.0.8-150400.4.49.1
openssl
Ubuntu:22.04:LTS
before 3.0.2-0ubuntu1.14, plus listed versions
1.1.1l-1ubuntu13.0.0-1ubuntu13.0.1-0ubuntu13.0.2-0ubuntu13.0.2-0ubuntu1.1
Show 10 moreShow less
3.0.2-0ubuntu1.23.0.2-0ubuntu1.43.0.2-0ubuntu1.53.0.2-0ubuntu1.63.0.2-0ubuntu1.73.0.2-0ubuntu1.83.0.2-0ubuntu1.93.0.2-0ubuntu1.103.0.2-0ubuntu1.123.0.2-0ubuntu1.13
3.0.2-0ubuntu1.14
nodejs
Ubuntu:Pro:22.04:LTS
All versions, plus listed versions
12.22.5~dfsg-5ubuntu112.22.7~dfsg-2ubuntu112.22.7~dfsg-2ubuntu312.22.9~dfsg-1ubuntu212.22.9~dfsg-1ubuntu3
Show 7 moreShow less
12.22.9~dfsg-1ubuntu3.112.22.9~dfsg-1ubuntu3.212.22.9~dfsg-1ubuntu3.312.22.9~dfsg-1ubuntu3.412.22.9~dfsg-1ubuntu3.512.22.9~dfsg-1ubuntu3.612.22.9~dfsg-1ubuntu3.6+esm2
None known
openssl
Ubuntu:Pro:FIPS-preview:22.04:LTS
All versions, plus listed versions
3.0.2-0ubuntu1.10+Fips13.0.2-0ubuntu1.12+Fips1
None known
openssl
Ubuntu:Pro:FIPS-updates:22.04:LTS
before 3.0.2-0ubuntu1.14+Fips1, plus listed versions
3.0.2-0ubuntu1.10+Fips13.0.2-0ubuntu1.12+Fips1
3.0.2-0ubuntu1.14+Fips1
openssl
Ubuntu:24.04:LTS
before 3.0.10-1ubuntu4, plus listed versions
3.0.10-1ubuntu23.0.10-1ubuntu2.13.0.10-1ubuntu3
3.0.10-1ubuntu4
openssl
Ubuntu:20.04:LTS
before 1.1.1f-1ubuntu2.21, plus listed versions
1.1.1c-1ubuntu41.1.1d-2ubuntu31.1.1d-2ubuntu61.1.1f-1ubuntu11.1.1f-1ubuntu2
Show 17 moreShow less
1.1.1f-1ubuntu2.11.1.1f-1ubuntu2.21.1.1f-1ubuntu2.31.1.1f-1ubuntu2.41.1.1f-1ubuntu2.51.1.1f-1ubuntu2.81.1.1f-1ubuntu2.91.1.1f-1ubuntu2.101.1.1f-1ubuntu2.111.1.1f-1ubuntu2.121.1.1f-1ubuntu2.131.1.1f-1ubuntu2.151.1.1f-1ubuntu2.161.1.1f-1ubuntu2.171.1.1f-1ubuntu2.181.1.1f-1ubuntu2.191.1.1f-1ubuntu2.20
1.1.1f-1ubuntu2.21
openssl-3
openSUSE:Tumbleweed
before 3.1.4-3.1
3.1.4-3.1

History

History
RecordedChangedSources
factsOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-6129 is a medium vulnerability (CVSS 6.5) in Openssl, published January 9, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.32%, the 83rd percentile. Fixed in openssl 3.0.12-r2.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 142 references and the rest of 6 source descriptions. The JSON record has them.

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