CVE-2018-14551
The ReadMATImageV4 function in coders/mat.c in ImageMagick 7.0.8-7 uses an uninitialized variable, leading to memory corruption.
Date published : 2018-07-23
https://github.com/ImageMagick/ImageMagick/issues/1221
https://lists.debian.org/debian-lts-announce/2020/08/msg00030.html