A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at libavfilter/vf_colorconstancy.c: in slice_get_derivative, which crossfade_samples_fltp, which might lead to memory corruption and other potential consequences.
The product writes data past the end, or before the beginning, of the intended buffer.
Link | Tags |
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https://trac.ffmpeg.org/ticket/8250 | vendor advisory issue tracking exploit |
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=a7fd1279703683ebb548ef7baa2f1519994496ae | |
https://www.debian.org/security/2021/dsa-4990 | third party advisory vendor advisory |