Use-after-free in WebKitGTK+ and WPE WebKit - CVE-2023-39434

Vulnerability identifier: #VU81192

CSH Severity: High

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-39434

CWE-ID: CWE-416

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing HTML content in WebKit. A remote attacker can trick the victim to open a specially crafted website and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

WebKitGTK+
WPE WebKit
Gentoo Linux
Oracle Linux
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
Anolis OS
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
Basesystem Module
Desktop Applications Module
Development Tools Module
openSUSE Leap
watchOS
macOS
tvOS
iPadOS
Apple iOS
webkit2gtk3 (Red Hat package)
webkit2gtk3
webkit2gtk3-jsc-devel
webkit2gtk3-jsc
webkit2gtk3-devel
libjavascriptcoregtk-4_0-18-debuginfo
typelib-1_0-JavaScriptCore-4_0
typelib-1_0-WebKit2WebExtension-4_0
webkit2gtk-4_0-injected-bundles
libjavascriptcoregtk-4_0-18
libwebkit2gtk-4_0-37-debuginfo
libwebkit2gtk-4_0-37
typelib-1_0-WebKit2-4_0
webkit2gtk3-debugsource
webkit2gtk-4_0-injected-bundles-debuginfo
libwebkit2gtk3-lang
libjavascriptcoregtk-4_0-18-32bit
libjavascriptcoregtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit
libjavascriptcoregtk-4_1-0-32bit
typelib-1_0-WebKit2-4_1
webkit2gtk3-minibrowser-debuginfo
webkit-jsc-4.1
webkit2gtk3-soup2-debugsource
webkit2gtk3-soup2-devel
webkit2gtk3-minibrowser
libwebkit2gtk-4_0-37-32bit
libwebkit2gtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_0-37-32bit-debuginfo
libjavascriptcoregtk-4_0-18-32bit-debuginfo
libjavascriptcoregtk-4_1-0-64bit
libjavascriptcoregtk-4_1-0-64bit-debuginfo
libwebkit2gtk-4_0-37-64bit-debuginfo
libjavascriptcoregtk-4_0-18-64bit-debuginfo
libjavascriptcoregtk-4_0-18-64bit
libwebkit2gtk-4_1-0-64bit
libwebkit2gtk-4_1-0-64bit-debuginfo
libwebkit2gtk-4_0-37-64bit
webkit2gtk3-soup2-minibrowser
webkit-jsc-4
libwebkit2gtk-4_1-0-debuginfo
libjavascriptcoregtk-4_1-0
libjavascriptcoregtk-4_1-0-debuginfo
webkit2gtk-4_1-injected-bundles
webkit2gtk3-soup2-minibrowser-debuginfo
webkit-jsc-4-debuginfo
typelib-1_0-WebKit2WebExtension-4_1
libwebkit2gtk-4_1-0
WebKitGTK-4.1-lang
webkit2gtk-4_1-injected-bundles-debuginfo
webkit-jsc-4.1-debuginfo
WebKitGTK-4.0-lang
typelib-1_0-JavaScriptCore-4_1
webkit2gtk4-minibrowser
libjavascriptcoregtk-6_0-1
webkit2gtk4-minibrowser-debuginfo
WebKitGTK-6.0-lang
webkitgtk-6_0-injected-bundles-debuginfo
webkit-jsc-6.0
typelib-1_0-JavaScriptCore-6_0
libwebkitgtk-6_0-4-debuginfo
typelib-1_0-WebKit-6_0
libjavascriptcoregtk-6_0-1-debuginfo
webkit2gtk4-devel
webkitgtk-6_0-injected-bundles
typelib-1_0-WebKitWebProcessExtension-6_0
libwebkitgtk-6_0-4
webkit-jsc-6.0-debuginfo
webkit2gtk4-debugsource
net-libs/webkit-gtk
Apple Safari

Install update from vendor's website.

WebKitGTK+ - update to 2.40.5
WPE WebKit - update to 2.40.5
webkit2gtk3 (Red Hat package) - addressed in versions 2.40.5-1.el8, 2.40.5-1.el9
webkit2gtk3 - update to 2.40.5-1.0.1
webkit2gtk3-jsc-devel - update to 2.40.5-1.0.1
webkit2gtk3-jsc - update to 2.40.5-1.0.1
webkit2gtk3-devel - update to 2.40.5-1.0.1
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
webkit2gtk-4_0-injected-bundles - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_0-18 - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
libwebkit2gtk-4_0-37 - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
typelib-1_0-WebKit2-4_0 - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
webkit2gtk3-debugsource - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
libwebkit2gtk3-lang - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4
libjavascriptcoregtk-4_0-18-32bit - addressed in versions 2.42.1-2.155.1, 2.42.1-150400.4.57.2
webkit2gtk3-devel - addressed in versions 2.42.1-2.155.1, 2.42.1-150000.3.153.1, 2.42.1-150200.87.4, 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_1-0-32bit-debuginfo - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_1-0-32bit - update to 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_1-0-32bit - update to 2.42.1-150400.4.57.2
typelib-1_0-WebKit2-4_1 - update to 2.42.1-150400.4.57.2
webkit2gtk3-minibrowser-debuginfo - update to 2.42.1-150400.4.57.2
webkit-jsc-4.1 - update to 2.42.1-150400.4.57.2
webkit2gtk3-soup2-debugsource - update to 2.42.1-150400.4.57.2
webkit2gtk3-soup2-devel - update to 2.42.1-150400.4.57.2
webkit2gtk3-minibrowser - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_0-37-32bit - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_1-0-32bit-debuginfo - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_0-37-32bit-debuginfo - update to 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_0-18-32bit-debuginfo - update to 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_1-0-64bit - update to 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_1-0-64bit-debuginfo - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_0-37-64bit-debuginfo - update to 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_0-18-64bit-debuginfo - update to 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_0-18-64bit - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_1-0-64bit - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_1-0-64bit-debuginfo - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_0-37-64bit - update to 2.42.1-150400.4.57.2
webkit2gtk3-soup2-minibrowser - update to 2.42.1-150400.4.57.2
webkit-jsc-4 - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_1-0-debuginfo - update to 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_1-0 - update to 2.42.1-150400.4.57.2
libjavascriptcoregtk-4_1-0-debuginfo - update to 2.42.1-150400.4.57.2
webkit2gtk-4_1-injected-bundles - update to 2.42.1-150400.4.57.2
webkit2gtk3-soup2-minibrowser-debuginfo - update to 2.42.1-150400.4.57.2
webkit-jsc-4-debuginfo - update to 2.42.1-150400.4.57.2
typelib-1_0-WebKit2WebExtension-4_1 - update to 2.42.1-150400.4.57.2
libwebkit2gtk-4_1-0 - update to 2.42.1-150400.4.57.2
WebKitGTK-4.1-lang - update to 2.42.1-150400.4.57.2
webkit2gtk-4_1-injected-bundles-debuginfo - update to 2.42.1-150400.4.57.2
webkit-jsc-4.1-debuginfo - update to 2.42.1-150400.4.57.2
WebKitGTK-4.0-lang - update to 2.42.1-150400.4.57.2
typelib-1_0-JavaScriptCore-4_1 - update to 2.42.1-150400.4.57.2
webkit2gtk4-minibrowser - update to 2.42.1-150400.4.57.3
libjavascriptcoregtk-6_0-1 - update to 2.42.1-150400.4.57.3
webkit2gtk4-minibrowser-debuginfo - update to 2.42.1-150400.4.57.3
WebKitGTK-6.0-lang - update to 2.42.1-150400.4.57.3
webkitgtk-6_0-injected-bundles-debuginfo - update to 2.42.1-150400.4.57.3
webkit-jsc-6.0 - update to 2.42.1-150400.4.57.3
typelib-1_0-JavaScriptCore-6_0 - update to 2.42.1-150400.4.57.3
libwebkitgtk-6_0-4-debuginfo - update to 2.42.1-150400.4.57.3
typelib-1_0-WebKit-6_0 - update to 2.42.1-150400.4.57.3
libjavascriptcoregtk-6_0-1-debuginfo - update to 2.42.1-150400.4.57.3
webkit2gtk4-devel - update to 2.42.1-150400.4.57.3
webkitgtk-6_0-injected-bundles - update to 2.42.1-150400.4.57.3
typelib-1_0-WebKitWebProcessExtension-6_0 - update to 2.42.1-150400.4.57.3
libwebkitgtk-6_0-4 - update to 2.42.1-150400.4.57.3
webkit-jsc-6.0-debuginfo - update to 2.42.1-150400.4.57.3
webkit2gtk4-debugsource - update to 2.42.1-150400.4.57.3
net-libs/webkit-gtk - update to 2.42.3
watchOS - update to 10.0
macOS - update to 14.0 23A344
tvOS - update to 17.0
Apple Safari - update to 17.0
iPadOS - update to 17.0
Apple iOS - addressed in versions 17.0 21A326, 17.0 21A327, 17.0 21A329, 17.0 21A331

• https://support.apple.com/en-us/HT213940
• https://webkitgtk.org/security/WSA-2023-0009.html

• Multiple vulnerabilities in WebKitGTK+ and WPE WebKit
• Multiple vulnerabilities in Apple macOS Sonoma
• Multiple vulnerabilities in Apple iOS 17 and iPadOS 17
• Multiple vulnerabilities in Apple watchOS 10
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• Multiple vulnerabilities in Oracle Linux
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Gentoo update for WebKitGTK+
• Anolis OS update for webkit2gtk3
• Multiple vulnerabilities in Apple Safari 17
• Multiple vulnerabilities in Apple tvOS 17