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VULNERABILITIES

CVE-2020-36773 Details

Description

Artifex Ghostscript before 9.53.0 has an out-of-bounds write and use-after-free in devices/vector/gdevtxtw.c (for txtwrite) because a single character code in a PDF document can map to more than one Unicode code point (e.g., for a ligature).

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References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://bugs.ghostscript.com/show_bug.cgi?id=702229 CVEIssue TrackingPatch
https://bugzilla.opensuse.org/show_bug.cgi?id=1177922 CVEIssue Tracking
https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=8c7bd787defa071c96289b7da9397f673fddb874 CVEBroken Link
https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/tag/gs9530 CVERelease Notes
https://bugs.ghostscript.com/show_bug.cgi?id=702229 [email protected]Issue TrackingPatch

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-416Use After Free[email protected]
CWE-787Out-of-bounds Write[email protected]
CWE-416Use After FreeCISA-ADP
CWE-787Out-of-bounds WriteCISA-ADP

Affected Products

ProductVersions
artifex ghostscript
9.51
9.52
9.52.1
9.53.0 rc1
9.53.0 rc2

CPE

  • cpe:2.3:a:artifex:ghostscript:9.51:*:*:*:*:*:*:*
  • cpe:2.3:a:artifex:ghostscript:9.52:*:*:*:*:*:*:*
  • cpe:2.3:a:artifex:ghostscript:9.52.1:*:*:*:*:*:*:*
  • cpe:2.3:a:artifex:ghostscript:9.53.0:rc1:*:*:*:*:*:*
  • cpe:2.3:a:artifex:ghostscript:9.53.0:rc2:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

8 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-36773
NVD Published Date:
Feb 4, 2024
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-36773 Details - Not Deferred