CVE-2018-15909
In Artifex Ghostscript 9.23 before 2018-08-24, a type confusion using the .shfill operator could be used by attackers able to supply crafted PostScript files to crash the interpreter or potentially execute code.
Date published : 2018-08-27
http://www.securityfocus.com/bid/105178
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44101