| Name | CVE-2020-22033 |
| Description | A heap-based Buffer Overflow Vulnerability exists FFmpeg 4.2 at libavfilter/vf_vmafmotion.c in convolution_y_8bit, 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 | 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) | buster | 7:4.1.9-0+deb10u1 | fixed |
| buster (security) | 7:4.1.11-0+deb10u1 | fixed |
| bullseye | 7:4.3.5-0+deb11u1 | fixed |
| bullseye (security) | 7:4.3.6-0+deb11u1 | fixed |
| bookworm | 7:5.1.3-1 | fixed |
| sid, trixie | 7:6.0-7 | 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 | 7:4.1.8-0+deb10u1 | | DSA-4990-1 | |
| ffmpeg | source | (unstable) | 7:4.3.2-0+deb11u2 | | | 989439 |
Notes
[stretch] - ffmpeg <not-affected> (Vulnerable code not present)
https://trac.ffmpeg.org/ticket/8246
https://trac.ffmpeg.org/ticket/8241
https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=82ad1b76751bcfad5005440db48c46a4de5d6f02