Use After Free in Artifex Ghostscript
CVE-2018-16541
In Artifex Ghostscript before 9.24, attackers able to supply crafted PostScript files could use incorrect free logic in pagedevice replacement to crash the interpreter.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.014 (71.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 71.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Artifex Ghostscript
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Debian Linux — versions 8.0, 9.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.6
- Red Hat Enterprise Linux Server Eus — versions 7.6
- Red Hat Enterprise Linux Server Tus — versions 7.6
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
References
- git.ghostscript.com/
- security.gentoo.org/glsa/201811-12 (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3768-1/ (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:3834 (vendor-advisory, Third Party Advisory)
- www.artifex.com/news/ghostscript-security-resolved/ (Patch, Vendor Advisory)
- www.debian.org/security/2018/dsa-4288 (vendor-advisory, Third Party Advisory)
- bugs.ghostscript.com/show_bug.cgi (Permissions Required, Issue Tracking, Vendor Advisory)
- lists.debian.org/debian-lts-announce/2018/09/msg00015.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-16541?
- CVE-2018-16541 is a medium-severity vulnerability in Artifex Ghostscript, classified under Use After Free. CVSS score: 5.5/10. Published 2018-09-05.
- How severe is CVE-2018-16541?
- Medium severity. CVSS v3 base score is 5.5 out of 10.