CVE catalog

CVE-2025-25467

x264: CVE-2025-25467

Severity: Low
Published: Feb 18, 2025, 10:15:18 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.67% · Oct 25, 2026

Insufficient tracking and releasing of allocated used memory in libx264 git master allows attackers to execute arbitrary code via creating a crafted AAC file.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	x264	sid	`2:0.165.3223+git20250910.0480cb0-1`	vulnerable
Debian	x264	forky	`2:0.165.3223+git20250910.0480cb0-1`	vulnerable
Debian	x264	trixie	`2:0.164.3108+git31e19f9-2`	vulnerable
Debian	x264	bookworm	`2:0.164.3095+gitbaee400-3`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	x264	source	sid	`(unfixed)`	unimportant	Not reported	Not reported
Debian	x264	source	forky	`(unfixed)`	unimportant	Not reported	Not reported
Debian	x264	source	trixie	`(unfixed)`	unimportant	Not reported	Not reported
Debian	x264	source	bookworm	`(unfixed)`	unimportant	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libx264-164]Affected
Source package: [x264]
Details (2)
- 2:0.164.3095+gitbaee400-3 · amd64 · bookworm
  Affected
  dsa · x264 · debian · bookworm; dsa · x264 · debian · 12
- 2:0.164.3095+gitbaee400-3 · arm64 · bookworm
  Affected
  dsa · x264 · debian · bookworm; dsa · x264 · debian · 12
[libx264-dev]Affected
Source package: [x264]
Details (2)
- 2:0.164.3095+gitbaee400-3 · amd64 · bookworm
  Affected
  dsa · x264 · debian · bookworm; dsa · x264 · debian · 12
- 2:0.164.3095+gitbaee400-3 · arm64 · bookworm
  Affected
  dsa · x264 · debian · bookworm; dsa · x264 · debian · 12
[x264]Affected
Details (2)
- 2:0.164.3095+gitbaee400-3 · amd64 · bookworm
  Affected
  dsa · x264 · debian · bookworm; dsa · x264 · debian · 12
- 2:0.164.3095+gitbaee400-3 · arm64 · bookworm
  Affected
  dsa · x264 · debian · bookworm; dsa · x264 · debian · 12

[Debian 13 (Trixie)]

[libx264-164]Affected
Source package: [x264]
Details (2)
- 2:0.164.3108+git31e19f9-2+b1 · amd64 · trixie
  Affected
  dsa · x264 · debian · 13
- 2:0.164.3108+git31e19f9-2+b1 · arm64 · trixie
  Affected
  dsa · x264 · debian · 13
[libx264-dev]Affected
Source package: [x264]
Details (2)
- 2:0.164.3108+git31e19f9-2+b1 · amd64 · trixie
  Affected
  dsa · x264 · debian · 13
- 2:0.164.3108+git31e19f9-2+b1 · arm64 · trixie
  Affected
  dsa · x264 · debian · 13
[x264]Affected
Source package: [x264]
Details (2)
- 2:0.164.3108+git31e19f9-2+b1 · amd64 · trixie
  Affected
  dsa · x264 · debian · 13
- 2:0.164.3108+git31e19f9-2+b1 · arm64 · trixie
  Affected
  dsa · x264 · debian · 13

Observed: Oct 26, 2026, 11:18:42 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]