Buffer Overflow Affecting webkit2gtk3-jsc package, versions <0:2.34.6-1.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.38% (74th percentile)

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  • Snyk IDSNYK-RHEL8-WEBKIT2GTK3JSC-4231482
  • published21 Dec 2021
  • disclosed20 Dec 2021

Introduced: 20 Dec 2021

CVE-2021-30889  (opens in a new tab)
CWE-120  (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 buffer overflow issue was addressed with improved memory handling. 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 arbitrary code execution.

CVSS Scores

version 3.1