Low severity3.3NVD Advisory· Published Nov 9, 2026
CVE-2026-125099
CVE-2026-125099
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.
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Affected products
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