CVE-2023-50007

Severity: medium (CVSS 4.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-04-19 · updated 2026-06-17
Weakness: CWE-121

Description

FFmpeg v.n6.1-3-g466799d4f5 allows an attacker to trigger use of a parameter of negative size in the av_samples_set_silence function in thelibavutil/samplefmt.c:260:9 component.

Affected products

Fedoraproject Fedora: 38, 39, 40
FFmpeg: from 6.1 before 7.0 — fixed in 7.0

How to fix

Upgrade to a fixed version: FFmpeg 7.0. Check the vendor advisory for mitigations.

References

https://github.com/FFmpeg/FFmpeg/commit/b1942734c7cbcdc9034034373abcc9ecb9644c47
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6G7EYH2JAK5OJPVNC6AXYQ5K7YGYNCDN/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IPETICRXUOGRIM4U3BCRTIKE3IZWCSBT/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LE3ASLH6QF2E5OVJI5VA3JSEPJFFFMNY/
https://trac.ffmpeg.org/ticket/10700
https://github.com/FFmpeg/FFmpeg/commit/b1942734c7cbcdc9034034373abcc9ecb9644c47
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6G7EYH2JAK5OJPVNC6AXYQ5K7YGYNCDN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPETICRXUOGRIM4U3BCRTIKE3IZWCSBT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LE3ASLH6QF2E5OVJI5VA3JSEPJFFFMNY/
https://trac.ffmpeg.org/ticket/10700

Get alerted when CVE-2023-50007 or the next vulnerability affects your stack