ghostscript is vulnerable to denial of service. A NULL pointer dereference vulnerability in devices/vector/gdevtxtw.c
and psi/zbfont.c
allows a remote attacker to cause a denial of service via a malicious postscript file.
git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=407c98a38c3a6ac1681144ed45cc2f4fc374c91f
bugs.ghostscript.com/show_bug.cgi?id=701822
lists.debian.org/debian-lts-announce/2020/08/msg00032.html
security-tracker.debian.org/tracker/CVE-2020-16307
security.gentoo.org/glsa/202008-20
usn.ubuntu.com/4469-1/
www.debian.org/security/2020/dsa-4748