GHSA-9xhm-vxm5-mg6rMediumCVSS 5.5
FFmpeg through 9.0.2 contains a memory leak vulnerability in vc1_decode_frame() in libavcodec...
🔗 CVE IDs covered (1)
📋 Description
FFmpeg through 9.0.2 contains a memory leak vulnerability in vc1_decode_frame() in libavcodec/vc1dec.c that leaks slice buffers when init_get_bits8() fails. Attackers can supply crafted files with repeated oversized VC-1 slices exceeding the bit reader limit to exhaust memory of decoding applications.
🔗 References (7)
- https://nvd.nist.gov/vuln/detail/CVE-2026-125199
- https://github.com/FFmpeg/FFmpeg/commit/afdc555aace698b88c86d3f33a7773a6c8ba2897
- https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25718
- https://github.com/FFmpeg/FFmpeg
- https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/vc1dec.c#L896
- https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-memory-leak-in-vc-1-decoder-via-vc1-decode-frame
- https://github.com/advisories/GHSA-9xhm-vxm5-mg6r