Cross-site Scripting (XSS) Affecting webkit2gtk3-jsc package, versions <0:2.34.6-1.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.45% (88th percentile)

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  • Snyk IDSNYK-RHEL8-WEBKIT2GTK3JSC-4241948
  • published21 Dec 2021
  • disclosed20 Dec 2021

Introduced: 20 Dec 2021

CVE-2021-30890  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

Upgrade RHEL:8 webkit2gtk3-jsc to version 0:2.34.6-1.el8 or higher.
This issue was patched in RHSA-2022:1777.

NVD Description

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

A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to universal cross site scripting.

CVSS Scores

version 3.1