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Incorrect Type Conversion or Cast Affecting libgs-devel package, versions <0:9.25-5.amzn2

Severity

 Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.24% (64th percentile)

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  • Snyk IDSNYK-AMZN2-LIBGSDEVEL-1693362
  • published27 Sept 2021
  • disclosed20 Dec 2018
Report a new vulnerability Found a mistake?

Introduced: 20 Dec 2018

CVE-2018-19134  (opens in a new tab)
CWE-704  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 libgs-devel to version 0:9.25-5.amzn2 or higher.
This issue was patched in ALAS2-2021-1598.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libgs-devel package and not the libgs-devel package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

In Artifex Ghostscript through 9.25, the setpattern operator did not properly validate certain types. A specially crafted PostScript document could exploit this to crash Ghostscript or, possibly, execute arbitrary code in the context of the Ghostscript process. This is a type confusion issue because of failure to check whether the Implementation of a pattern dictionary was a structure type.