Use-after-free in WebKitGTK+ and WPE WebKit - CVE-2023-43000

Vulnerability identifier: #VU118652

CSH Severity: High

CVSS v4 BT: 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/E:A/U:Amber]

CVE-ID: CVE-2023-43000

CWE-ID: CWE-416

Exploitation vector: Remote access

Exploit availability: The vulnerability is being exploited in the wild

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 into visiting 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
SUSE Linux Enterprise Server 12 SP5
SUSE Manager Server 4.3
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Manager Retail Branch Server 4.3
SUSE Manager Proxy 4.3
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server 15 SP4
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 High Performance Computing 15
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Desktop 15
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Apple iOS
iPadOS
Basesystem Module
Development Tools Module
Desktop Applications Module
openSUSE Leap
webkit2gtk3 (Red Hat package)
webkit2gtk-4_0-injected-bundles
webkit2gtk-4_0-injected-bundles-debuginfo
libwebkit2gtk3-lang
libjavascriptcoregtk-4_0-18-debuginfo
typelib-1_0-WebKit2-4_0
typelib-1_0-JavaScriptCore-4_0
webkit2gtk3-debugsource
libwebkit2gtk-4_0-37
libjavascriptcoregtk-4_0-18
webkit2gtk3-devel
libwebkit2gtk-4_0-37-debuginfo
typelib-1_0-WebKit2WebExtension-4_0
typelib-1_0-WebKit2-4_1
WebKitGTK-6.0-lang
WebKitGTK-4.1-lang
WebKitGTK-4.0-lang
libwebkit2gtk-4_1-0
libjavascriptcoregtk-6_0-1-debuginfo
libwebkit2gtk-4_1-0-debuginfo
libjavascriptcoregtk-4_1-0
webkit2gtk3-soup2-debugsource
webkit2gtk4-debugsource
libwebkitgtk-6_0-4
libjavascriptcoregtk-6_0-1
webkitgtk-6_0-injected-bundles
typelib-1_0-JavaScriptCore-4_1
typelib-1_0-WebKit2WebExtension-4_1
libwebkitgtk-6_0-4-debuginfo
webkit2gtk-4_1-injected-bundles
webkit2gtk3-soup2-devel
libjavascriptcoregtk-4_1-0-debuginfo
webkit2gtk-4_1-injected-bundles-debuginfo
libjavascriptcoregtk-4_0-18-32bit
webkit2gtk3-minibrowser
webkit2gtk4-minibrowser-debuginfo
webkit2gtk3-soup2-minibrowser-debuginfo
webkit-jsc-6.0-debuginfo
webkitgtk-6_0-injected-bundles-debuginfo
webkit-jsc-4
webkit-jsc-4-debuginfo
webkit-jsc-4.1
webkit-jsc-4.1-debuginfo
webkit2gtk4-minibrowser
webkit2gtk3-minibrowser-debuginfo
webkit-jsc-6.0
webkit2gtk3-soup2-minibrowser
libwebkit2gtk-4_0-37-32bit-debuginfo
libjavascriptcoregtk-4_1-0-32bit
libwebkit2gtk-4_0-37-32bit
libwebkit2gtk-4_1-0-32bit
libjavascriptcoregtk-4_0-18-32bit-debuginfo
libjavascriptcoregtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_1-0-64bit-debuginfo
libjavascriptcoregtk-4_1-0-64bit
libwebkit2gtk-4_0-37-64bit
libwebkit2gtk-4_1-0-64bit
libjavascriptcoregtk-4_0-18-64bit-debuginfo
libjavascriptcoregtk-4_0-18-64bit
libjavascriptcoregtk-4_1-0-64bit-debuginfo
libwebkit2gtk-4_0-37-64bit-debuginfo
typelib-1_0-JavaScriptCore-6_0
typelib-1_0-WebKitWebProcessExtension-6_0
typelib-1_0-WebKit-6_0
webkit2gtk4-devel

Install updates from vendor's website.

WebKitGTK+ - update to 2.42.0
WPE WebKit - update to 2.42.0
Apple iOS - update to 15.8.7 19H411
iPadOS - update to 15.8.7 19H411
webkit2gtk3 (Red Hat package) - addressed in versions 2.50.3-1.el8_10, 2.50.3-1.el9_7
webkit2gtk-4_0-injected-bundles - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk3-lang - update to 2.50.3-4.47.1
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-WebKit2-4_0 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk3-debugsource - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk3-devel - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-WebKit2-4_1 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
WebKitGTK-6.0-lang - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
WebKitGTK-4.1-lang - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
WebKitGTK-4.0-lang - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-6_0-1-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk3-soup2-debugsource - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk4-debugsource - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkitgtk-6_0-4 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-6_0-1 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkitgtk-6_0-injected-bundles - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-JavaScriptCore-4_1 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-WebKit2WebExtension-4_1 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkitgtk-6_0-4-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk-4_1-injected-bundles - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk3-soup2-devel - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk-4_1-injected-bundles-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18-32bit - update to 2.50.4-150600.12.54.1
webkit2gtk3-minibrowser - update to 2.50.4-150600.12.54.1
webkit2gtk4-minibrowser-debuginfo - update to 2.50.4-150600.12.54.1
webkit2gtk3-soup2-minibrowser-debuginfo - update to 2.50.4-150600.12.54.1
webkit-jsc-6.0-debuginfo - update to 2.50.4-150600.12.54.1
webkitgtk-6_0-injected-bundles-debuginfo - update to 2.50.4-150600.12.54.1
webkit-jsc-4 - update to 2.50.4-150600.12.54.1
webkit-jsc-4-debuginfo - update to 2.50.4-150600.12.54.1
webkit-jsc-4.1 - update to 2.50.4-150600.12.54.1
webkit-jsc-4.1-debuginfo - update to 2.50.4-150600.12.54.1
webkit2gtk4-minibrowser - update to 2.50.4-150600.12.54.1
webkit2gtk3-minibrowser-debuginfo - update to 2.50.4-150600.12.54.1
webkit-jsc-6.0 - update to 2.50.4-150600.12.54.1
webkit2gtk3-soup2-minibrowser - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-32bit-debuginfo - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-32bit - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-32bit - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-32bit - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18-32bit-debuginfo - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-32bit-debuginfo - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-32bit-debuginfo - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-64bit-debuginfo - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-64bit - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-64bit - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-64bit - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18-64bit-debuginfo - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18-64bit - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-64bit-debuginfo - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-64bit-debuginfo - update to 2.50.4-150600.12.54.1
typelib-1_0-JavaScriptCore-6_0 - update to 2.50.4-150600.12.54.1
typelib-1_0-WebKitWebProcessExtension-6_0 - update to 2.50.4-150600.12.54.1
typelib-1_0-WebKit-6_0 - update to 2.50.4-150600.12.54.1
webkit2gtk4-devel - update to 2.50.4-150600.12.54.1

• https://webkitgtk.org/security/WSA-2025-0008.html

• Multiple vulnerabilities in WebKitGTK+ and WPE WebKit
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• Multiple vulnerabilities in Apple iOS 15 and iPadOS 15