SB20230816245 - Fedora 38 update for cairo-1.17.8-2.fc38 freetype-2.13.0-2.fc38 harfbuzz-7.0.1-2.fc38 qt6-qtwebengine



SB20230816245 - Fedora 38 update for cairo-1.17.8-2.fc38 freetype-2.13.0-2.fc38 harfbuzz-7.0.1-2.fc38 qt6-qtwebengine

Published: August 16, 2023

Security Bulletin ID SB20230816245
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2023-25193)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in hb-ot-layout-gsubgpos.hh. A remote attacker can use consecutive marks during the process of looking back for base glyphs when attaching marks and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.