Use After Free Affecting ghostscript-tools-dvipdf package, versions <0:9.27-1.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.42% (75th percentile)

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  • Snyk IDSNYK-RHEL8-GHOSTSCRIPTTOOLSDVIPDF-4010802
  • published26 Jul 2021
  • disclosed13 Aug 2020

Introduced: 13 Aug 2020

CVE-2020-16303  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 ghostscript-tools-dvipdf to version 0:9.27-1.el8 or higher.
This issue was patched in RHSA-2021:1852.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ghostscript-tools-dvipdf package and not the ghostscript-tools-dvipdf package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A use-after-free vulnerability in xps_finish_image_path() in devices/vector/gdevxps.c of Artifex Software GhostScript v9.50 allows a remote attacker to escalate privileges via a crafted PDF file. This is fixed in v9.51.

CVSS Scores

version 3.1