| Name | CVE-2020-22037 | 
| Description | A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in avcodec_alloc_context3 at options.c. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
| References | DLA-2818-1, DSA-4990-1, DSA-4998-1 | 
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|---|---|---|
| ffmpeg (PTS) | bullseye | 7:4.3.7-0+deb11u1 | fixed | 
| bullseye (security) | 7:4.3.9-0+deb11u1 | fixed | |
| bookworm, bookworm (security) | 7:5.1.7-0+deb12u1 | fixed | |
| trixie | 7:7.1.1-1 | fixed | |
| trixie (security) | 7:7.1.2-0+deb13u1 | fixed | |
| forky, sid | 7:7.1.2-1 | 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 | 7:3.2.16-1+deb9u1 | DLA-2818-1 | ||
| ffmpeg | source | buster | 7:4.1.8-0+deb10u1 | DSA-4990-1 | ||
| ffmpeg | source | bullseye | 7:4.3.3-0+deb11u1 | DSA-4998-1 | ||
| ffmpeg | source | (unstable) | 7:4.4.1-1 | unimportant | 
https://trac.ffmpeg.org/ticket/8281
https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=7bba0dd6382e30d646cb406034a66199e071d713