FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aacpsy.c, which allows a remote malicious user to cause a Denial of Service.Referenceshttps://trac.ffmpeg.org/ticket/7995https://www.debian.org/security/2021/dsa-4990https://www.debian.org/security/2021/dsa-4998https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html
