In ImageMagick 7.0.8-35 Q16, there is a stack-based buffer overflow in the function PopHexPixel of coders/ps.c, which allows an attacker to cause a denial of service or code execution via a crafted image file.
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00010.html
https://github.com/ImageMagick/ImageMagick/issues/1523
https://lists.debian.org/debian-lts-announce/2019/05/msg00015.html
https://seclists.org/bugtraq/2019/Apr/37