Description
The Matroska format decoder in FFmpeg before 0.8.3 does not properly allocate memory, which allows remote attackers to execute arbitrary code via a crafted file.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | ffmpeg | 7:2.4.1-1 | — |
| Debian 13 | ffmpeg | 7:2.4.1-1 | — |
| Debian 12 | ffmpeg | 7:2.4.1-1 | — |
| Debian 6.0 | ffmpeg | 4:0.5.5-1 | DSA-2336-1 |
Advisories 1
- DSA-2336-1 ffmpeg - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- MDVSA-2012:076 vendor-advisory
- USN-1320-1 vendor-advisory
- MDVSA-2012:074 vendor-advisory
- 45532 third-party-advisory
- MDVSA-2012:075 vendor-advisory
- http://www.ffmpeg.org/releases/ffmpeg-0.8.4.changelog
- USN-1333-1 vendor-advisory
- 75621 vdb-entry
- http://www.ffmpeg.org/releases/ffmpeg-0.7.5.changelog
- http://technet.microsoft.com/en-us/security/msvr/msvr11-011