| Name | CVE-2025-9951 |
| Description | A heap-buffer-overflow write exists in jpeg2000dec FFmpeg which allows an attacker to potentially gain remote code execution or cause denial of service via the channel definition cdef atom of JPEG2000. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5985-1, DSA-6007-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ffmpeg (PTS) | bullseye | 7:4.3.7-0+deb11u1 | vulnerable |
| bullseye (security) | 7:4.3.9-0+deb11u1 | vulnerable |
| bookworm | 7:5.1.7-0+deb12u1 | fixed |
| bookworm (security) | 7:5.1.8-0+deb12u1 | fixed |
| trixie | 7:7.1.2-0+deb13u1 | fixed |
| trixie (security) | 7:7.1.3-0+deb13u1 | fixed |
| forky, sid | 7:8.0.1-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
[bullseye] - ffmpeg <postponed> (Minor issue, wait until it's fixed in the 4.3 branch)
https://github.com/google/security-research/security/advisories/GHSA-39q3-f8jq-v6mg
https://github.com/FFmpeg/FFmpeg/commit/01a292c7e36545ddeb3c7f79cd02e2611cd37d73 (n8.0)
https://github.com/FFmpeg/FFmpeg/commit/d141e864f73152e94e0c45cc4abb8c329275c265 (n7.1.2)
https://github.com/FFmpeg/FFmpeg/commit/1f03c050e4e37f96968d1ffa4d720ed20810fdf6 (n5.1.7)