FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20448
Reference (s):
- https://trac.ffmpeg.org/ticket/7990