CVE-2025-63757
7.5
HIGH
CVSS 3.1
EPSS 0.07%
Description
Integer overflow vulnerability in the yuv2ya16_X_c_template function in libswscale/output.c in FFmpeg 8.0.
How to fix CVE-2025-63757
To remediate CVE-2025-63757, upgrade the affected package to a fixed version below.
- Debian/ffmpeg—upgrade to 7:4.3.9-0+deb11u2 or later
Is CVE-2025-63757 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 7:4.3.9-0+deb11u2
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 |