CVE-2024-31581

critical

Description

FFmpeg version n6.1 was discovered to contain an improper validation of array index vulnerability in libavcodec/cbs_h266_syntax_template.c. This vulnerability allows attackers to cause undefined behavior within the application.

References

Advisories
More

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LE3ASLH6QF2E5OVJI5VA3JSEPJFFFMNY/

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/6G7EYH2JAK5OJPVNC6AXYQ5K7YGYNCDN/

https://gist.github.com/1047524396/a7e9273e12553775826784035333cdd8

https://lists.fedoraproject.org/archives/list/[email protected]/message/LE3ASLH6QF2E5OVJI5VA3JSEPJFFFMNY/

https://lists.fedoraproject.org/archives/list/[email protected]/message/6G7EYH2JAK5OJPVNC6AXYQ5K7YGYNCDN/

https://github.com/ffmpeg/ffmpeg/commit/ce0c178a408d43e71085c28a47d50dc939b60196

https://github.com/FFmpeg/FFmpeg/blob/n6.1.1/libavcodec/cbs_h266_syntax_template.c#L2048

Details

Source: Mitre, NVD

Published: 2024-04-17

Updated: 2025-11-04

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H