Use After Free Affecting webkit2gtk package, versions <2.28.0-1ubuntu2


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
0.58% (79th percentile)

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  • Snyk IDSNYK-UBUNTU2404-WEBKIT2GTK-6709371
  • published29 Apr 2024
  • disclosed8 Sept 2021

Introduced: 8 Sep 2021

CVE-2021-30762  (opens in a new tab)
CWE-416  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Ubuntu:24.04 webkit2gtk to version 2.28.0-1ubuntu2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream webkit2gtk package and not the webkit2gtk package as distributed by Ubuntu. See How to fix? for Ubuntu:24.04 relevant fixed versions and status.

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.5.4. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

CVSS Scores

version 3.1