The mem_get_bits_rectangle function in base/gdevmem.c in Artifex Software, Inc. Ghostscript 9.20 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted file.
The product dereferences a pointer that it expects to be valid but is NULL.
Link | Tags |
---|---|
http://www.debian.org/security/2017/dsa-3838 | vendor advisory |
https://bugs.ghostscript.com/show_bug.cgi?id=697548 | issue tracking exploit patch |
http://www.securityfocus.com/bid/98665 | vdb entry |
https://security.gentoo.org/glsa/201708-06 | vendor advisory |