Use After Free Affecting ghostscript-x11 package, versions <0:9.27-1.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-RHEL8-GHOSTSCRIPTX11-4010162
  • published26 Jul 2021
  • disclosed2 Sept 2020

Introduced: 2 Sep 2020

CVE-2020-14373  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 ghostscript-x11 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-x11 package and not the ghostscript-x11 package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A use after free was found in igc_reloc_struct_ptr() of psi/igc.c of ghostscript-9.25. A local attacker could supply a specially crafted PDF file to cause a denial of service.

CVSS Scores

version 3.1