Incorrect Use of Privileged APIs Affecting libgs package, versions <0:9.25-2.el8_0.1


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.25% (66th percentile)

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  • Snyk IDSNYK-RHEL8-LIBGS-4371831
  • published26 Jul 2021
  • disclosed21 Mar 2019

Introduced: 21 Mar 2019

CVE-2019-3838  (opens in a new tab)
CWE-648  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:8 libgs to version 0:9.25-2.el8_0.1 or higher.
This issue was patched in RHSA-2019:0971.

NVD Description

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

It was found that the forceput operator could be extracted from the DefineResource method in ghostscript before 9.27. A specially crafted PostScript file could use this flaw in order to, for example, have access to the file system outside of the constrains imposed by -dSAFER.

CVSS Scores

version 3.1