Name | CVE-2020-21041 |
Description | Buffer Overflow vulnerability exists in FFmpeg 4.1 via apng_do_inverse_blend in libavcodec/pngenc.c, which could let a remote malicious user cause a Denial of Service |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
References | DLA-2742-1, DSA-4990-1 |
Debian Bugs | 989439 |
Vulnerable and fixed packages
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|
ffmpeg (PTS) | bullseye (security), bullseye | 7:4.3.7-0+deb11u1 | fixed |
| bookworm, bookworm (security) | 7:5.1.6-0+deb12u1 | fixed |
| sid, trixie | 7:7.0.2-3 | fixed |
The information below is based on the following data on fixed versions.
Notes
[stretch] - ffmpeg <postponed> (Wait for 4.1.9)
https://trac.ffmpeg.org/ticket/7989
https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=5d9f44da460f781a1604d537d0555b78e29438ba