CVE-2026-125104
MEDIUM
NVD
CVSS Score
5.5
Severity
MEDIUM
Published
Nov 09, 2026
Vendor
unknown
Description
FFmpeg through 9.0.2 contains a memory exhaustion vulnerability in ape_decode_frame() in libavcodec/apedec.c that fails to enforce the 73728-sample limit for legacy APE frames. Attackers can supply a crafted legacy Monkey's Audio file declaring an enormous nblocks value to force gigabyte-scale allocations and cause denial of service.
References
- https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25703
- https://github.com/FFmpeg/FFmpeg
- https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/apedec.c#L1601
- https://github.com/FFmpeg/FFmpeg/commit/968e9e948ed8c9ba90dbc875e60b843c755cf4ba
- https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-memory-exhaustion-dos-via-ape-decoder-apedec-c