GHSA-7744-xw57-3j6mMediumCVSS 3.3
FFmpeg through 9.0.2 contains an uninitialized memory disclosure vulnerability in the GEM raster...
🔗 CVE IDs covered (1)
📋 Description
FFmpeg through 9.0.2 contains an uninitialized memory disclosure vulnerability in the GEM raster image decoder in libavcodec/gemdec.c that exposes uninitialized row-buffer bytes. Attackers can supply a crafted GEM .img image using SKIP or pattern opcodes to copy uninitialized heap memory into decoded frames, disclosing heap contents.
🔗 References (7)
- https://nvd.nist.gov/vuln/detail/CVE-2026-125099
- https://github.com/FFmpeg/FFmpeg/commit/e578999fa3c5f7efac1ea70bb7c2a7682013c7c9
- https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25715
- https://github.com/FFmpeg/FFmpeg
- https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/gemdec.c#L258
- https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-uninitialized-memory-disclosure-via-gem-raster-decoder
- https://github.com/advisories/GHSA-7744-xw57-3j6m