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.
https://www.debian.org/security/2019/dsa-4436
https://usn.ubuntu.com/4034-1/
https://seclists.org/bugtraq/2019/Apr/37
http://www.securityfocus.com/bid/107672
http://www.securityfocus.com/bid/107546
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00006.html