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CVE-2026-44673

libyang: lyb_read_string() integer overflow → heap buffer overflow

7.5 HighFix available

libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang consumer (NETCONF server, sysrepo, etc.) can trigger a crash or potential heap corruption. This vulnerability is fixed in SO 5.2.15.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.64%Up 0.6 points since May 15, 2026
90%50%10%1%

What each source reports

CVE List Score used 7.5

libyang: lyb_read_string() integer overflow → heap buffer overflow

libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang consumer (NETCONF server, sysrepo, etc.) can trigger a crash or potential heap corruption. This vulnerability is fixed in SO 5.2.15.

Record
CVE-2026-44673
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-190, CWE-190
Updated
2026-11-02
EUVDEUVD-2026-30484 7.5

libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang consumer (NETCONF server, sysrepo, etc.) can trigger a crash or potential heap corruption. This vulnerability is fixed in SO 5.2.15.

Record
EUVD-2026-30484
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
NVD 7.5

libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang consumer (NETCONF server, sysrepo, etc.) can trigger a crash or potential heap corruption. This vulnerability is fixed in SO 5.2.15.

Record
CVE-2026-44673
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-190
Updated
2026-11-02
OSVDEBIAN-CVE-2026-44673 7.5

libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang consumer (NETCONF server, sysrepo, etc.) can trigger a crash or potential heap corruption. This vulnerability is fixed in SO 5.2.15.

Record
DEBIAN-CVE-2026-44673
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:24545 7.5

Red Hat Security Advisory: libyang security update

Record
RHSA-2026:24545
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:24758 7.5

Red Hat Security Advisory: libyang security update

Record
RHSA-2026:24758
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 24 moreShow less
OSVRHSA-2026:25051 7.5

Red Hat Security Advisory: libyang security update

Record
RHSA-2026:25051
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:49666 7.5

Red Hat Security Advisory: libyang security update

Record
RHSA-2026:49666
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:51339 7.5

Red Hat Security Advisory: libyang security update

Record
RHSA-2026:51339
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:51351 7.5

Red Hat Security Advisory: libyang security update

Record
RHSA-2026:51351
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:51368 7.5

Red Hat Security Advisory: libyang security update

Record
RHSA-2026:51368
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:65467 7.5

Red Hat Security Advisory: libyang security, bug fix, and enhancement update

Record
RHSA-2026:65467
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:65477 7.5

Red Hat Security Advisory: libyang security, bug fix, and enhancement update

Record
RHSA-2026:65477
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:65508 7.5

Red Hat Security Advisory: libyang security update

Record
RHSA-2026:65508
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRLSA-2026:24545 7.5

Important: libyang security update

Libyang is YANG data modeling language parser and toolkit written (and providing API) in C.

Security Fix(es):

  • libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob (CVE-2026-44673)

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.

Record
RLSA-2026:24545
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRLSA-2026:24758 7.5

Important: libyang security update

Libyang is YANG data modeling language parser and toolkit written (and providing API) in C.

Security Fix(es):

  • libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob (CVE-2026-44673)

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.

Record
RLSA-2026:24758
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRLSA-2026:25051 7.5

Important: libyang security update

Libyang is YANG data modeling language parser and toolkit written (and providing API) in C.

Security Fix(es):

  • libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob (CVE-2026-44673)

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.

Record
RLSA-2026:25051
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2026-44673 7.5

libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang consumer (NETCONF server, sysrepo, etc.) can trigger a crash or potential heap corruption. This vulnerability is fixed in SO 5.2.15.

Record
UBUNTU-CVE-2026-44673
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVALSA-2026:24545 No score

Important: libyang security update

Libyang is YANG data modeling language parser and toolkit written (and providing API) in C.

Security Fix(es):

  • libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob (CVE-2026-44673)

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.

Record
ALSA-2026:24545
Updated
2026-11-02
OSVALSA-2026:24758 No score

Important: libyang security update

Libyang is YANG data modeling language parser and toolkit written (and providing API) in C.

Security Fix(es):

  • libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob (CVE-2026-44673)

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.

Record
ALSA-2026:24758
Updated
2026-11-02
OSVALSA-2026:25051 No score

Important: libyang security update

Libyang is YANG data modeling language parser and toolkit written (and providing API) in C.

Security Fix(es):

  • libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob (CVE-2026-44673)

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.

Record
ALSA-2026:25051
Updated
2026-11-02
OSVAZL-86816 No score

CVE-2026-44673 affecting package libyang for versions less than 2.1.148-3

libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang consumer (NETCONF server, sysrepo, etc.) can trigger a crash or potential heap corruption. This vulnerability is fixed in SO 5.2.15.

Record
AZL-86816
Updated
2026-11-05
OSVopenSUSE-SU-2026:10880-1 No score

libyang-devel-3.13.6-3.1 on GA media

These are all security issues fixed in the libyang-devel-3.13.6-3.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:10880-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21113-1 No score

Security update for libyang

This update for libyang fixes the following issues

  • CVE-2026-41401: use-after-free in lyd_parser_set_data_flags when processing crafted YANG XML documents with specific metadata attributes (bsc#1266316).
  • CVE-2026-44673: integer overflow in lyb_read_string() of src/parser_lyb.c leads to heap buffer overflow when parsing a maliciously crafted LYB binary blob (bsc#1265330).
Record
openSUSE-SU-2026:21113-1
Updated
2026-11-02
OSVSUSE-SU-2026:22200-1 No score

Security update for libyang

This update for libyang fixes the following issues

  • CVE-2026-41401: use-after-free in lyd_parser_set_data_flags when processing crafted YANG XML documents with specific metadata attributes (bsc#1266316).
  • CVE-2026-44673: integer overflow in lyb_read_string() of src/parser_lyb.c leads to heap buffer overflow when parsing a maliciously crafted LYB binary blob (bsc#1265330).
Record
SUSE-SU-2026:22200-1
Updated
2026-11-02
OSVSUSE-SU-2026:22208-1 No score

Security update for libyang

This update for libyang fixes the following issues

  • CVE-2026-41401: use-after-free in lyd_parser_set_data_flags when processing crafted YANG XML documents with specific metadata attributes (bsc#1266316).
  • CVE-2026-44673: integer overflow in lyb_read_string() of src/parser_lyb.c leads to heap buffer overflow when parsing a maliciously crafted LYB binary blob (bsc#1265330).
Record
SUSE-SU-2026:22208-1
Updated
2026-11-02
OSVSUSE-SU-2026:2334-1 No score

Security update for libyang

This update for libyang fixes the following issues

  • CVE-2026-41401: use-after-free in lyd_parser_set_data_flags when processing crafted YANG XML documents with specific metadata attributes (bsc#1266316).
  • CVE-2026-44673: integer overflow in lyb_read_string() of src/parser_lyb.c leads to heap buffer overflow when parsing a maliciously crafted LYB binary blob (bsc#1265330).
Record
SUSE-SU-2026:2334-1
Updated
2026-11-02
OSVSUSE-SU-2026:2335-1 No score

Security update for libyang

This update for libyang fixes the following issues

  • CVE-2026-41401: use-after-free in lyd_parser_set_data_flags when processing crafted YANG XML documents with specific metadata attributes (bsc#1266316).
  • CVE-2026-44673: integer overflow in lyb_read_string() of src/parser_lyb.c leads to heap buffer overflow when parsing a maliciously crafted LYB binary blob (bsc#1265330).
Record
SUSE-SU-2026:2335-1
Updated
2026-11-02
OSVSUSE-SU-2026:2337-1 No score

Security update for libyang

This update for libyang fixes the following issues

  • CVE-2026-41401: use-after-free in lyd_parser_set_data_flags when processing crafted YANG XML documents with specific metadata attributes (bsc#1266316).
  • CVE-2026-44673: integer overflow in lyb_read_string() of src/parser_lyb.c leads to heap buffer overflow when parsing a maliciously crafted LYB binary blob (bsc#1265330).
Record
SUSE-SU-2026:2337-1
Updated
2026-11-02
OSVSUSE-SU-2026:2381-1 No score

Security update for libyang

This update for libyang fixes the following issue

  • CVE-2026-44673: integer overflow in lyb_read_string() of src/parser_lyb.c leads to heap buffer overflow when parsing a maliciously crafted LYB binary blob (bsc#1265330).
Record
SUSE-SU-2026:2381-1
Updated
2026-11-02

Affected products

Show 2 moreShow less

Affected packages

Affected packages
PackageAffectedFixed
libyang
AlmaLinux:8
 before 1.0.184-2.el8_10
1.0.184-2.el8_10
libyang
AlmaLinux:10
 before 2.1.148-4.el10_2
2.1.148-4.el10_2
libyang-devel
AlmaLinux:10
 before 2.1.148-4.el10_2
2.1.148-4.el10_2
libyang-devel-doc
AlmaLinux:10
 before 2.1.148-4.el10_2
2.1.148-4.el10_2
libyang
AlmaLinux:9
 before 2.1.148-1.el9_8.1
2.1.148-1.el9_8.1
libyang-devel
AlmaLinux:9
 before 2.1.148-1.el9_8.1
2.1.148-1.el9_8.1
libyang-devel-doc
AlmaLinux:9
 before 2.1.148-1.el9_8.1
2.1.148-1.el9_8.1
libyang
Azure Linux:3
 before 2.1.148-3
2.1.148-3
libyang
Debian:13
 All versions, plus listed versions
3.12.2-13.13.5-13.13.5-23.13.6-13.13.6-1~bpo13+1
Show 20 moreShow less
4.2.2-14.2.2-24.2.2-34.3.3-14.3.4-14.7.3-15.0.2-15.0.8-15.4.1+really5.4.1-15.4.1-15.4.5-15.4.9-15.7.1-15.8.5-15.8.6-15.8.6-26.1.4-16.4.13-16.4.3-16.4.6-1
 None known
libyang
Debian:14
 before 6.4.13-1, plus listed versions
3.12.2-13.13.5-13.13.5-23.13.6-13.13.6-1~bpo13+1
Show 19 moreShow less
4.2.2-14.2.2-24.2.2-34.3.3-14.3.4-14.7.3-15.0.2-15.0.8-15.4.1+really5.4.1-15.4.1-15.4.5-15.4.9-15.7.1-15.8.5-15.8.6-15.8.6-26.1.4-16.4.3-16.4.6-1
6.4.13-1
Show 52 moreShow less
Affected packages
PackageAffectedFixed
libyang2
Debian:12
 All versions, plus listed versions
2.1.148-0.12.1.148-0.22.1.30-22.1.30-2.12.1.30-2.1~exp1
 None known
libyang
Red Hat:enterprise_linux:8::appstream
 before 0:1.0.184-2.el8_10
0:1.0.184-2.el8_10
libyang-cpp-debuginfo
Red Hat:enterprise_linux:8::appstream
 before 0:1.0.184-2.el8_10
0:1.0.184-2.el8_10
libyang-debuginfo
Red Hat:enterprise_linux:8::appstream
 before 0:1.0.184-2.el8_10
0:1.0.184-2.el8_10
libyang-debugsource
Red Hat:enterprise_linux:8::appstream
 before 0:1.0.184-2.el8_10
0:1.0.184-2.el8_10
python3-libyang-debuginfo
Red Hat:enterprise_linux:8::appstream
 before 0:1.0.184-2.el8_10
0:1.0.184-2.el8_10
libyang
Red Hat:enterprise_linux:10.2
 before 0:2.1.148-4.el10_2
0:2.1.148-4.el10_2
libyang-debuginfo
Red Hat:enterprise_linux:10.2
 before 0:2.1.148-4.el10_2
0:2.1.148-4.el10_2
libyang-debugsource
Red Hat:enterprise_linux:10.2
 before 0:2.1.148-4.el10_2
0:2.1.148-4.el10_2
libyang-tools-debuginfo
Red Hat:enterprise_linux:10.2
 before 0:2.1.148-4.el10_2
0:2.1.148-4.el10_2
libyang-devel
Red Hat:enterprise_linux:10.2
 before 0:2.1.148-4.el10_2
0:2.1.148-4.el10_2
libyang-devel-doc
Red Hat:enterprise_linux:10.2
 before 0:2.1.148-4.el10_2
0:2.1.148-4.el10_2
libyang
Red Hat:enterprise_linux:9::appstream
 before 0:2.1.148-1.el9_8.1
0:2.1.148-1.el9_8.1
libyang-debuginfo
Red Hat:enterprise_linux:9::appstream
 before 0:2.1.148-1.el9_8.1
0:2.1.148-1.el9_8.1
libyang-debugsource
Red Hat:enterprise_linux:9::appstream
 before 0:2.1.148-1.el9_8.1
0:2.1.148-1.el9_8.1
libyang-debuginfo
Red Hat:enterprise_linux:9::crb
 before 0:2.1.148-1.el9_8.1
0:2.1.148-1.el9_8.1
libyang-debugsource
Red Hat:enterprise_linux:9::crb
 before 0:2.1.148-1.el9_8.1
0:2.1.148-1.el9_8.1
libyang-devel
Red Hat:enterprise_linux:9::crb
 before 0:2.1.148-1.el9_8.1
0:2.1.148-1.el9_8.1
libyang-devel-doc
Red Hat:enterprise_linux:9::crb
 before 0:2.1.148-1.el9_8.1
0:2.1.148-1.el9_8.1
libyang
Red Hat:enterprise_linux_eus:10.0
 before 0:2.1.148-2.el10_0.1
0:2.1.148-2.el10_0.1
libyang-debuginfo
Red Hat:enterprise_linux_eus:10.0
 before 0:2.1.148-2.el10_0.1
0:2.1.148-2.el10_0.1
libyang-debugsource
Red Hat:enterprise_linux_eus:10.0
 before 0:2.1.148-2.el10_0.1
0:2.1.148-2.el10_0.1
libyang-tools-debuginfo
Red Hat:enterprise_linux_eus:10.0
 before 0:2.1.148-2.el10_0.1
0:2.1.148-2.el10_0.1
libyang
Red Hat:rhel_e4s:8.8::appstream
 before 0:1.0.184-1.el8_8.1
0:1.0.184-1.el8_8.1
libyang
Red Hat:rhel_tus:8.8::appstream
 before 0:1.0.184-1.el8_8.1
0:1.0.184-1.el8_8.1
libyang
Red Hat:rhel_aus:8.4::appstream
 before 0:1.0.184-1.el8_4.1
0:1.0.184-1.el8_4.1
libyang
Red Hat:rhel_eus_long_life:8.4::appstream
 before 0:1.0.184-1.el8_4.1
0:1.0.184-1.el8_4.1
libyang
Red Hat:rhel_aus:8.6::appstream
 before 0:1.0.184-1.el8_6.1
0:1.0.184-1.el8_6.1
libyang
Red Hat:rhel_eus_long_life:8.6::appstream
 before 0:1.0.184-1.el8_6.1
0:1.0.184-1.el8_6.1
libyang
Red Hat:rhel_e4s:9.4::appstream
 before 0:2.1.148-1.el9_4.1
0:2.1.148-1.el9_4.1
libyang
Red Hat:rhel_e4s:9.2::appstream
 before 0:2.1.148-1.el9_2.1
0:2.1.148-1.el9_2.1
libyang
Red Hat:rhel_eus:9.6::appstream
 before 0:2.1.148-1.el9_6.1
0:2.1.148-1.el9_6.1
libyang
Rocky Linux:8
 before 0:1.0.184-2.el8_10
0:1.0.184-2.el8_10
libyang
Rocky Linux:10
 before 0:2.1.148-4.el10_2
0:2.1.148-4.el10_2
libyang
Rocky Linux:9
 before 0:2.1.148-1.el9_8.1
0:2.1.148-1.el9_8.1
libyang
SUSE:Linux Enterprise Server 16.0
From an advisory covering 2 CVEs
 before 2.1.148-160000.4.1
2.1.148-160000.4.1
libyang
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 2 CVEs
 before 2.1.148-160000.4.1
2.1.148-160000.4.1
libyang
SUSE:Linux Enterprise Server 12 SP5-LTSS
From an advisory covering 2 CVEs
 before 2.1.148-8.8.1
2.1.148-8.8.1
libyang
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5
From an advisory covering 2 CVEs
 before 2.1.148-8.8.1
2.1.148-8.8.1
libyang
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 2 CVEs
 before 2.1.55-150500.3.5.1
2.1.55-150500.3.5.1
libyang
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 2 CVEs
 before 2.1.55-150500.3.5.1
2.1.55-150500.3.5.1
libyang
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 2 CVEs
 before 2.1.55-150500.3.5.1
2.1.55-150500.3.5.1
libyang
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 2 CVEs
 before 2.1.55-150500.3.5.1
2.1.55-150500.3.5.1
libyang
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 2 CVEs
 before 2.1.55-150500.3.5.1
2.1.55-150500.3.5.1
libyang
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 2 CVEs
 before 2.1.55-150500.3.5.1
2.1.55-150500.3.5.1
libyang
SUSE:Linux Enterprise Module for Server Applications 15 SP7
From an advisory covering 2 CVEs
 before 2.1.148-150700.3.5.1
2.1.148-150700.3.5.1
libyang
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
 before 1.0.184-150300.3.9.1
1.0.184-150300.3.9.1
libyang
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
 before 1.0.184-150300.3.9.1
1.0.184-150300.3.9.1
libyang
SUSE:Linux Enterprise Server 15 SP4-LTSS
 before 1.0.184-150300.3.9.1
1.0.184-150300.3.9.1
libyang
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
 before 1.0.184-150300.3.9.1
1.0.184-150300.3.9.1
libyang
openSUSE:Tumbleweed
 before 3.13.6-3.1
3.13.6-3.1
libyang
openSUSE:Leap 16.0
From an advisory covering 2 CVEs
 before 2.1.148-160000.4.1
2.1.148-160000.4.1

History

History
RecordedChangedSources
affected
factsOSV
affected
first indexedCVE List, EUVD, NVD, OSV

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

In short

CVE-2026-44673 is a high vulnerability (CVSS 7.5) in Cesnet Libyang, published May 14, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.64%, the 50th percentile. Fixed in libyang 1.0.184-2.el8_10.

References

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