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CVE-2017-9726: Ghostscript GhostXPS 9.21 can crash when processing malicious document

CVE-2017-9726 · published 9 years ago

Summary

The Ghostscript GhostXPS 9.21 component that handles certain font instructions can be triggered by a specially crafted file to read beyond its memory buffer, causing the program to stop working. An attacker who can send such a file to your system could make the service unavailable. Apply the latest security update or patch from the vendor to protect your environment.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
artifex	ghostscript_ghostxps	9.21 `cpe:2.3:a:artifex:ghostscript_ghostxps:9.21:::::::*`
debian	debian_linux	8.0 9.0 `cpe:2.3:o:debian:debian_linux:8.0:::::::*`

Original advisory text

The Ins_MDRP function in base/ttinterp.c in Artifex Ghostscript GhostXPS 9.21 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly ha...

References

http://bugs.ghostscript.com/show_bug.cgi?id=698055 Third Party Advisory
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=7755e67116e8973ee0e3b2...
http://www.debian.org/security/2017/dsa-3986 Third Party Advisory
http://www.securityfocus.com/bid/99992 Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201811-12 Third Party Advisory

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker full control (estimated)

Severity

7.8 High

Exploitation

3% chance of attack within 30 days

Type

CWE-125Out-of-bounds Read

Timeline

Published26 Jul 2017

Updated30 Oct 2026

First seen29 Sep 2026

Sources

CVE-2017-9726 · NVD

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