This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page.
View CVE-2020-21697 →
DEBIAN-CVE-2020-21697
A heap-use-after-free in the mpeg_mux_write_packet function in libavformat/mpegenc.c of FFmpeg 4.2 allows to cause a denial of service (DOS) via a cra...
Original description
The description as published by the source.
A heap-use-after-free in the mpeg_mux_write_packet function in libavformat/mpegenc.c of FFmpeg 4.2 allows to cause a denial of service (DOS) via a crafted avi file.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Debian:12
ffmpeg
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.4-5"}]}]
Debian:13
ffmpeg
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.4-5"}]}]
Debian:14
ffmpeg
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.4-5"}]}]
References
- advisory security-tracker.debian.org