Name | CVE-2020-12284 |
Description | cbs_jpeg_split_fragment in libavcodec/cbs_jpeg.c in FFmpeg 4.1 and 4.2.2 has a heap-based buffer overflow during JPEG_MARKER_SOS handling because of a missing length check. |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
References | DSA-4722-1 |
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+deb9u4 | fixed |
| buster (security), buster, buster (lts) | 7:4.1.11-0+deb10u1 | fixed |
| bullseye (security), bullseye | 7:4.3.7-0+deb11u1 | fixed |
| bookworm (security), bookworm | 7:5.1.6-0+deb12u1 | fixed |
| trixie, sid | 7:7.0.2-3 | 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 | 7:4.1.6-1~deb10u1 | | DSA-4722-1 | |
ffmpeg | source | (unstable) | 7:4.2.3-1 | | | |
Notes
[stretch] - ffmpeg <not-affected> (Vulnerable code not present)
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19734
https://github.com/FFmpeg/FFmpeg/commit/1812352d767ccf5431aa440123e2e260a4db2726