Buffer overflow in Artifex Ghostscript
CVE-2018-10194
The set_text_distance function in devices/vector/gdevpdts.c in the pdfwrite component in Artifex Ghostscript through 9.22 does not prevent overflows in text-positioning calculation, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted PDF document.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: -0.000
Affected products
- Artifex Ghostscript
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.10
- Debian Linux — versions 7.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.7
- Red Hat Enterprise Linux Server Eus — versions 7.5, 7.7
- Red Hat Enterprise Linux Server Tus — versions 7.7
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2018:2918 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/201811-12 (vendor-advisory, Third Party Advisory)
- git.ghostscript.com/
- lists.debian.org/debian-lts-announce/2018/04/msg00028.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/3636-1/ (vendor-advisory, Third Party Advisory)
- bugs.ghostscript.com/show_bug.cgi (Issue Tracking, Vendor Advisory)
- www.securitytracker.com/id/1040729 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2018-10194?
- CVE-2018-10194 is a high-severity vulnerability in Artifex Ghostscript, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2018-04-18.
- How severe is CVE-2018-10194?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2018-10194 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.