CVE-2020-21041
HIGH7.5EPSS 1.7%ffmpeg - security update
Published: 5/24/2021Modified: 4/28/2026
Description
Buffer Overflow vulnerability exists in FFmpeg 4.1 via apng_do_inverse_blend in libavcodec/pngenc.c, which could let a remote malicious user cause a Denial of Service
Affected packages (2)
- Debian/ffmpegfrom 0, < 7:4.3.2-0+deb11u2
- Debian/ffmpegfrom 0, < 7:3.2.15-0+deb9u3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |