CVE-2021-30954

webkitgtk: Processing maliciously crafted web content may lead to arbitrary code execution

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Severity

Moderate

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · January 21, 2022

Updated · November 1, 2026

Description

A flaw was found in webkitgtk. The vulnerability occurs due to improper memory handling, which can lead to a type confusion issue. An attacker with network access could pass specially crafted web content files causing an application to halt, crash, or may lead to arbitrary code execution.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-843 · Access of Resource Using Incompatible Type