Buffer overflow in WebKitGTK+ and WPE WebKit - CVE-2023-42956
Published: March 25, 2024 / Updated: December 4, 2024
Vulnerability identifier: #VU87766
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-42956
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: WebKitGTK
Affected software:
WebKitGTK+
WPE WebKit
WebKitGTK+
WPE WebKit
Detailed vulnerability description
The vulnerability allows a remote attacker to crash the browser
The vulnerability exists due to a boundary error when processing web content in WebKit. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and crash the browser.
How to mitigate CVE-2023-42956
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.