Low severity3.3NVD Advisory· Published Nov 9, 2026
CVE-2026-125179
CVE-2026-125179
Description
FFmpeg through 9.0.2 contains an uninitialized memory vulnerability in the VQA video decoder in libavcodec/vqavideo.c that allows attackers to disclose heap memory via a crafted VQA file. Attackers can supply a Westwood VQA file omitting or truncating the CBF0/CBFZ codebook chunk, causing vqa_decode_frame() to render frames from leftover heap bytes visible in decoded output.
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Affected products
1Patches
Vulnerability mechanics
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