CVE-2020-35964

MEDIUM 6.5CVE-2020-35964 · Published 03/01/2021 · updated 17/06/2026

In short

CVE-2020-35964 is a MEDIUM (CVSS 6.5) vulnerability affecting ffmpeg (ffmpeg).
Chance of exploitation in the next 30 days (EPSS): 1.5%, higher than 75.0% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
ffmpeg ffmpeg	`= 4.3.1`	No fix yet

track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.

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Package

Affected versions

Patched versions

= 4.3.1

No fix yet

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