CVE-2020-22020 | BDVDB-2026-154292 Detail

Description#

Buffer Overflow vulnerability in FFmpeg 4.2 in the build_diff_map function in libavfilter/vf_fieldmatch.c, which could let a remote malicious user cause a Denial of Service.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://trac.ffmpeg.org/ticket/8239
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=ce5274c1385d55892a692998923802023526b765
https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html
https://www.debian.org/security/2021/dsa-4990

Exploit#

No public exploit known

History#

Version 12021-05-26Record published in the CVE List.
Version 22024-08-04Most recent update recorded in the CVE List.