CVE-2021-33815

HIGH 8.8CVE-2021-33815 · Published 03/06/2021 · updated 17/06/2026

In short

CVE-2021-33815 is a HIGH (CVSS 8.8) vulnerability affecting ffmpeg (ffmpeg).
Chance of exploitation in the next 30 days (EPSS): 1.4%, higher than 71.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
ffmpeg ffmpeg	`= 4.4`	No fix yet

dwa_uncompress in libavcodec/exr.c in FFmpeg 4.4 allows an out-of-bounds array access because dc_count is not strictly checked.

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Package

Affected versions

Patched versions

= 4.4

No fix yet

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