Use After Free Affecting glibmm24-doc package, versions <0:2.56.0-2.el8


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
3.49% (89th percentile)

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  • Snyk IDSNYK-ALMALINUX8-GLIBMM24DOC-5620511
  • published28 May 2023
  • disclosed18 May 2021

Introduced: 18 May 2021

CVE-2020-13543  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 glibmm24-doc to version 0:2.56.0-2.el8 or higher.
This issue was patched in ALSA-2021:1586.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibmm24-doc package and not the glibmm24-doc package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

A code execution vulnerability exists in the WebSocket functionality of Webkit WebKitGTK 2.30.0. A specially crafted web page can trigger a use-after-free vulnerability which can lead to remote code execution. An attacker can get a user to visit a webpage to trigger this vulnerability.

CVSS Base Scores

version 3.1