Access of Resource Using Incompatible Type ('Type Confusion') Affecting webkit2gtk3 package, versions <0:2.32.3-2.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.41% (75th percentile)

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  • Snyk IDSNYK-RHEL8-WEBKIT2GTK3-4154513
  • published1 Sept 2021
  • disclosed28 Jul 2021

Introduced: 28 Jul 2021

CVE-2021-30758  (opens in a new tab)
CWE-843  (opens in a new tab)

How to fix?

Upgrade RHEL:8 webkit2gtk3 to version 0:2.32.3-2.el8 or higher.
This issue was patched in RHSA-2021:4381.

NVD Description

Note: Versions mentioned in the description apply only to the upstream webkit2gtk3 package and not the webkit2gtk3 package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS Scores

version 3.1