CVE-2020-16307 (NVD)

2020-08-13

A null pointer dereference vulnerability in devices/vector/gdevtxtw.c and psi/zbfont.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted postscript file. This is fixed in v9.51.

Products Ghostscript, Ubuntu_linux, Debian_linux
Type NULL Pointer Dereference (CWE-476)
First patch - None (likely due to unavailable code)
Links • https://bugs.ghostscript.com/show_bug.cgi?id=701822
• https://usn.ubuntu.com/4469-1/
• http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=407c98a38c3a6ac1681144ed45cc2f4fc374c91f
• https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html
• https://security.gentoo.org/glsa/202008-20