From ${URL} : Out-of-bounbds read and write has been reported in GhostScript package while processing a crafted .ps file. Upstream bug: http://bugs.ghostscript.com/show_bug.cgi?id=696041 Upstream commit that fixes this (as per reporter): http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=ecc7a199e9307475c37fea0c44d24b85df814ead @maintainer(s): after the bump, in case we need to stabilize the package, please let us know if it is ready for the stabilization or not.
Upstream's first release containing the fix was v9.08 however v9.09 was the first version which contains the fix and landed in the Gentoo repository.
This issue was resolved and addressed in GLSA 201612-33 at https://security.gentoo.org/glsa/201612-33 by GLSA coordinator Aaron Bauman (b-man).