CVE-2025-10256
MEDIUM5.5EPSS 0.01%ffmpeg - security update
Published: 2/18/2026Modified: 4/28/2026
Description
A NULL pointer dereference vulnerability exists in FFmpeg’s Firequalizer filter (libavfilter/af_firequalizer.c) due to a missing check on the return value of av_malloc_array() in the config_input() function. An attacker could exploit this by tricking a victim into processing a crafted media file with the Firequalizer filter enabled, causing the application to dereference a NULL pointer and crash, leading to denial of service.
Affected packages (2)
- Debian/ffmpegfrom 0, < 7:4.3.9-0+deb11u2
- Debian/ffmpegfrom 0, < 7:7.1.2-0+deb13u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |