CVE-2023-28205

WebKitGTK: use-after-free leads to arbitrary code execution

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Severity

Important

Red Hat Product Security

8.8

CVSS 3.1

Review impact separately from score.

Published · April 7, 2023

Updated · November 21, 2025

Description

A flaw was found in the webkitgtk package. An improper input validation issue may lead to a use-after-free vulnerability. This vulnerability allows attackers with network access to pass specially crafted web content files, causing Denial of Service or Arbitrary Code Execution.

Statement

Red Hat is not aware of any exploitation of this flaw in Linux platforms at this time.

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-416 · Use After Free