| Name | CVE-2020-35964 |
| Description | track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 980000 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ffmpeg (PTS) | stretch (security) | 7:3.2.18-0+deb9u1 | fixed |
| stretch (lts), stretch | 7:3.2.19-0+deb9u5 | fixed |
| buster, buster (lts) | 7:4.1.11-0+deb10u2 | fixed |
| buster (security) | 7:4.1.11-0+deb10u1 | fixed |
| bullseye | 7:4.3.7-0+deb11u1 | fixed |
| bullseye (security) | 7:4.3.8-0+deb11u1 | fixed |
| bookworm (security), bookworm | 7:5.1.6-0+deb12u1 | fixed |
| sid, trixie | 7:7.1-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| ffmpeg | source | stretch | (not affected) | | | |
| ffmpeg | source | buster | (not affected) | | | |
| ffmpeg | source | (unstable) | 7:4.3.1-6 | | | 980000 |
Notes
[buster] - ffmpeg <not-affected> (Vulnerable code not present)
[stretch] - ffmpeg <not-affected> (Vulnerable code introduced later)
https://github.com/FFmpeg/FFmpeg/commit/27a99e2c7d450fef15594671eef4465c8a166bd7
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26622