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CVE-2022-46456

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue...

6.1 MediumFix available

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
None
Availability
High

Exploit likelihood

0.36%Down 0.5 points since Jan 5, 2023
90%50%10%1%

What each source reports

NVD Score used 6.1

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
CVE-2022-46456
CVSS 3.1
6.1 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
CVE List 7.8

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
CVE-2022-46456
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
EUVDEUVD-2022-49261 7.8

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
EUVD-2022-49261
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-cj3v-jx6q-7pw2 7.8

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue...

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
GHSA-cj3v-jx6q-7pw2
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
OSVAZL-12935 6.1

CVE-2022-46456 affecting package nasm 2.16-1

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
AZL-12935
CVSS 3.1
6.1 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Updated
2026-11-02
OSVAZL-35024 6.1

CVE-2022-46456 affecting package nasm for versions less than 2.16.01-2

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
AZL-35024
CVSS 3.1
6.1 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Updated
2026-11-05
Show 4 moreShow less
OSV 7.8

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
CVE-2022-46456
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2022-46456 6.1

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
DEBIAN-CVE-2022-46456
CVSS 3.1
6.1 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Updated
2026-11-03
OSVJLSEC-2026-204 6.1

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
JLSEC-2026-204
CVSS 3.1
6.1 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2022-46456 7.8

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Record
UBUNTU-CVE-2022-46456
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1
6.1 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
nasm
Azure Linux:2
 through 2.16-1 None known
nasm
Azure Linux:3
 before 2.16.01-2
2.16.01-2
nasm
Debian:12
 All versions, plus listed versions
2.16.01-12.16.03-13.01-1
 None known
nasm
Debian:13
 All versions, plus listed versions
2.16.03-13.01-1
 None known
nasm
Debian:14
 All versions, plus listed versions
2.16.03-13.01-1
 None known
NASM_jll
Julia
 2.16.1+0 up to 2.16.3+0
2.16.3+0
nasm
Ubuntu:16.04:LTS
 All versions, plus listed versions
2.11.06-1really2.11.05-12.11.08-12.11.08-1ubuntu0.1
 None known
nasm
Ubuntu:18.04:LTS
 All versions, plus listed versions
2.13.01-22.13.02-0.1
 None known
nasm
Ubuntu:20.04:LTS
 All versions, plus listed versions
2.14.02-1
 None known
qt6-webengine
Ubuntu:22.04:LTS
 All versions, plus listed versions
6.2.2+dfsg-6ubuntu26.2.4+dfsg-1ubuntu16.2.4+dfsg-1ubuntu26.2.4+dfsg-6ubuntu1
 None known
Show 9 moreShow less
Affected packages
PackageAffectedFixed
nasm
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
2.15.05-12.15.05-1ubuntu0.1~esm12.15.05-1ubuntu0.1~esm2
 None known
qt6-webengine
Ubuntu:24.04:LTS
 All versions, plus listed versions
6.4.2-final+dfsg-116.4.2-final+dfsg-126.4.2-final+dfsg-12build16.4.2-final+dfsg-12ubuntu16.4.2-final+dfsg-12ubuntu76.4.2-final+dfsg-12ubuntu9
 None known
nasm
Ubuntu:Pro:24.04:LTS
 All versions, plus listed versions
2.16.01-12.16.01-1build12.16.01-1ubuntu0.1~esm12.16.01-1ubuntu0.1~esm2
 None known
nasm
Ubuntu:25.10
 All versions, plus listed versions
2.16.03-1
 None known
qt6-webengine
Ubuntu:25.10
 All versions, plus listed versions
6.8.3+dfsg-0ubuntu16.8.3+dfsg-0ubuntu26.9.2+dfsg-2
 None known
nasm
Ubuntu:26.10
 All versions, plus listed versions
3.01-1
 None known
qt6-webengine
Ubuntu:26.10
 All versions, plus listed versions
6.10.2+dfsg-16.10.2+dfsg-46.10.2+dfsg-56.11.2+dfsg-3ubuntu16.11.2+dfsg-3ubuntu2
 None known
nasm
Ubuntu:26.04:LTS
 All versions, plus listed versions
2.16.03-13.01-1
 None known
qt6-webengine
Ubuntu:26.04:LTS
 All versions, plus listed versions
6.9.2+dfsg-26.9.2+dfsg-46.9.2+dfsg-4build16.9.2+dfsg-4build26.10.2+dfsg-1
 None known

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-2022-46456 is a medium vulnerability (CVSS 6.1) in Nasm Netwide Assembler, published January 4, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 30th percentile. Fixed in nasm 2.16.01-2.

References

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