Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving the 1Policy operator.
git.ghostscript.com/?p=ghostpdl.git%3Bh=8d19fdf63f91f50466b08f23e2d93d37a4c5ea0b
www.openwall.com/lists/oss-security/2018/10/16/2
www.securityfocus.com/bid/107451
access.redhat.com/errata/RHSA-2018:3834
bugs.chromium.org/p/project-zero/issues/detail?id=1696
bugs.ghostscript.com/show_bug.cgi?id=699963
kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44101
lists.debian.org/debian-lts-announce/2018/10/msg00013.html
security.gentoo.org/glsa/201811-12
support.f5.com/csp/article/K22141757?utm_source=f5support&%3Butm_medium=RSS
usn.ubuntu.com/3803-1/
www.debian.org/security/2018/dsa-4336