| Name | CVE-2020-22036 |
| Description | A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 in filter_intra at libavfilter/vf_bwdif.c, which might lead to memory corruption and other potential consequences. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DLA-2742-1 |
| NVD severity | medium |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ffmpeg (PTS) | stretch | 7:3.2.14-1~deb9u1 | vulnerable |
| stretch (security) | 7:3.2.15-0+deb9u4 | fixed |
| buster, buster (security) | 7:4.1.6-1~deb10u1 | vulnerable |
| bullseye | 7:4.3.2-0+deb11u2 | fixed |
| bookworm, sid | 7:4.4-6 | 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 | 7:3.2.15-0+deb9u3 | | DLA-2742-1 | |
| ffmpeg | source | (unstable) | 7:4.3-2 | | | |
Notes
[buster] - ffmpeg <postponed> (Wait for 4.1.8)
https://trac.ffmpeg.org/ticket/8261
https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=8c3166e1c302c3ba80d9742ae46161c0fa8e2606
CVE-2020-22036 and CVE-2020-20899 are duplicates, reported to MITRE