Use After Free Affecting libjavascriptcoregtk-4_0-18 package, versions <2.32.3-3.77.3


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.36% (74th percentile)

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  • Snyk IDSNYK-SLES151-LIBJAVASCRIPTCOREGTK4018-2668066
  • published14 Apr 2022
  • disclosed17 Aug 2021

Introduced: 17 Aug 2021

CVE-2021-21775  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 libjavascriptcoregtk-4_0-18 to version 2.32.3-3.77.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libjavascriptcoregtk-4_0-18 package and not the libjavascriptcoregtk-4_0-18 package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage.

CVSS Scores

version 3.1