Description
FFmpeg before 2017-02-07 has an out-of-bounds write caused by a heap-based buffer overflow related to the decode_frame function in libavcodec/pictordec.c.
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 | 7:3.2.4-1 | — |
| Debian 13 | ffmpeg | 7:3.2.4-1 | — |
| Debian 12 | ffmpeg | 7:3.2.4-1 | — |
| Debian 8 | libav | 6:11.11-1~deb8u1 | DSA-4012-1 |
| Debian 7 | libav | 6:0.8.21-0+deb7u1 | DLA-1142-1 |
Advisories 2
- DSA-4012-1 libav - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1142-1 libav - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://github.com/FFmpeg/FFmpeg/commit/8c2ea3030af7b40a3c4275696fb5c76cdb80950a
- GLSA-201811-19 vendor-advisory
- 97676 vdb-entry
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=559
- DSA-4012 vendor-advisory