Heap-Use-After-Free Vulnerability in FFmpeg 4.2 Allows Denial of Service via Crafted AVI File

Heap-Use-After-Free Vulnerability in FFmpeg 4.2 Allows Denial of Service via Crafted AVI File

CVE-2020-21697 · MEDIUM Severity

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

A heap-use-after-free in the mpeg_mux_write_packet function in libavformat/mpegenc.c of FFmpeg 4.2 allows to cause a denial of service (DOS) via a crafted avi file.

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