| Name | CVE-2020-22031 |
| Description | A Heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at libavfilter/vf_w3fdif.c in filter16_complex_low, which might lead to memory corruption and other potential consequences. |
| 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 |
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.
Notes
https://trac.ffmpeg.org/ticket/8243
https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=0e68e8c93f9068596484ec8ba725586860e06fc8