CVE ID:	CVE-2018-16802
Description:	An issue was discovered in Artifex Ghostscript before 9.25. Incorrect "restoration of privilege" checking when running out of stack during exception handling could be used by attackers able to supply crafted PostScript to execute code using the "pipe" instruction. This is due to an incomplete fix for CVE-2018-16509.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2018-16802 Debian Security Information: DSA-4294 (Google Search) https://www.debian.org/security/2018/dsa-4294 https://security.gentoo.org/glsa/201811-12 http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=3e5d316b72e3965b7968bb1d96baa137cd063ac6 http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=643b24dbd002fb9c131313253c307cf3951b3d47 https://seclists.org/oss-sec/2018/q3/229 https://lists.debian.org/debian-lts-announce/2018/09/msg00015.html https://seclists.org/oss-sec/2018/q3/228 RedHat Security Advisories: RHSA-2018:3834 https://access.redhat.com/errata/RHSA-2018:3834 https://usn.ubuntu.com/3768-1/