CVE-2021-38291: Debian Linux

High severity, CVSS 7.5. EPSS: 2.7% chance of exploitation in the next 30 days.

FFmpeg version (git commit de8e6e67e7523e48bb27ac224a0b446df05e1640) suffers from a an assertion failure at src/libavutil/mathematics.c.

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only; version 11.0 only
• Ffmpeg Ffmpeg: before 4.1.7 (fixed in 4.1.7); from 4.2.0, before 4.2.5 (fixed in 4.2.5); from 4.3.0, before 4.3.3 (fixed in 4.3.3); from 4.4.0, before 4.4.1 (fixed in 4.4.1)

Published 2021-08-12. Last modified 2026-06-17.