Heap-based Buffer Overflow in FFmpeg's vqa_decode_chunk Function

Heap-based Buffer Overflow in FFmpeg's vqa_decode_chunk Function

CVE-2019-17542 · CRITICAL Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

FFmpeg before 4.2 has a heap-based buffer overflow in vqa_decode_chunk because of an out-of-array access in vqa_decode_init in libavcodec/vqavideo.c.

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