An issue was discovered in Artifex Ghostscript before 9.26. LockSafetyParams is not checked correctly if another device is used.
http://www.securityfocus.com/bid/105990
https://access.redhat.com/errata/RHSA-2018:3834
https://bugs.ghostscript.com/show_bug.cgi?id=700176
https://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=661e8d8fb8248c38d67958beda32f3a5876d0c3f
https://lists.debian.org/debian-lts-announce/2018/11/msg00036.html
https://security.gentoo.org/glsa/201811-12
https://usn.ubuntu.com/3831-1/
https://www.debian.org/security/2018/dsa-4346
https://www.ghostscript.com/doc/9.26/History9.htm#Version9.26
Source: MITRE
Published: 2018-11-21
Updated: 2019-10-03
Type: NVD-CWE-noinfo
Base Score: 7.5
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 10
Severity: HIGH
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 3.9
Severity: CRITICAL