Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-36773

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).

Published

2024-02-04T18:16:00.713

Last Modified

2025-05-22T18:15:23.437

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

Weaknesses

Type: Primary
CWE-416
CWE-787
Type: Secondary
CWE-416
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	artifex	ghostscript	9.51	Yes
Application	artifex	ghostscript	9.52	Yes
Application	artifex	ghostscript	9.52.1	Yes
Application	artifex	ghostscript	9.53.0	Yes
Application	artifex	ghostscript	9.53.0	Yes

References

https://bugs.ghostscript.com/show_bug.cgi?id=702229 Issue Tracking, Patch ([email protected])
https://bugzilla.opensuse.org/show_bug.cgi?id=1177922 Issue Tracking ([email protected])
https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=8c7bd787defa071c96289b7da9397f673fddb874 Broken Link ([email protected])
https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/tag/gs9530 Release Notes ([email protected])
https://bugs.ghostscript.com/show_bug.cgi?id=702229 Issue Tracking, Patch (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.opensuse.org/show_bug.cgi?id=1177922 Issue Tracking (af854a3a-2127-422b-91ae-364da2661108)
https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=8c7bd787defa071c96289b7da9397f673fddb874 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/tag/gs9530 Release Notes (af854a3a-2127-422b-91ae-364da2661108)