Buffer overflow in WPE WebKit and WebKitGTK+ - CVE-2019-8735
Published: December 2, 2019
Vulnerability identifier: #VU23178
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-8735
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
WPE WebKit
WebKitGTK+
Gentoo Linux
Opensuse
webkit2gtk (Alpine package)
net-libs/webkit-gtk
WebKitGTK+
Gentoo Linux
Opensuse
webkit2gtk (Alpine package)
net-libs/webkit-gtk
How to mitigate CVE-2019-8735
Install updates from vendor's website.
WPE WebKit - update to 2.24.2
WebKitGTK+ - update to 2.24.2
webkit2gtk (Alpine package) - update to 2.26.2-r0
net-libs/webkit-gtk - update to 2.26.4
WebKitGTK+ - update to 2.24.2
webkit2gtk (Alpine package) - update to 2.26.2-r0
net-libs/webkit-gtk - update to 2.26.4