CVE-2026-125203 | FFmpeg up to 8.1.2/9.0.1 Cook Multichannel Decoder libavcodec/cook.c cook_decode_frame heap-based overflow
A vulnerability was found in FFmpeg up to 8.1.2/9.0.1 and classified as critical. This vulnerability affects the function cook_decode_frame of the file libavcodec/cook.c of the component Cook Multichannel Decoder. Such manipulation leads to heap-based buffer overflow.
This vulnerability is traded as CVE-2026-125203. The attack may be launched remotely. There is no exploit available.
It is suggested to upgrade the affected component.