CVE-2021-30934

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

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Severity

Moderate

Red Hat Product Security

8.8

CVSS 3.1

Review impact separately from score.

Published · January 21, 2022

Updated · November 1, 2026

Description

A buffer overflow vulnerability was found in webkitgtk. This flaw allows an attacker with network access to pass specially crafted web content files, causing an application to halt, crash or 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 · 8.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-120 · Buffer Copy without Checking Size of Input