Divide By Zero

Summary

FFmpeg prior to 2.8.18, 3.x prior to 3.2.16 , 3.3.x prior to 3.4.9, 3.5-dev, 4.x prior to 4.1.7, 4.2.x prior to 4.2.5, 4.3.x prior to 4.3.3, 4.4.x prior to 4.4.1, and 4.5-dev are affected by a Divide By Zero issue via libavcodec/aacpsy.c, which allows a remote malicious user to cause a Denial of Service.