The "apetag.c" file in MP3Gain 1.5.2.r2 has a vulnerability which results in a stack memory corruption when opening a crafted MP3 file.
https://drive.google.com/open?id=0B9DojFnTUSNGeS1hZlJkeGVkYlU
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00030.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00025.html