Use-after-free in WebKitGTK+ and WPE WebKit - CVE-2024-27856

Vulnerability identifier: #VU103095

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-2024-27856

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 handling Text objects. A remote attacker can trick the victim into visiting a specially crafted website, trigger a use-after-free error 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 15 SP3
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Desktop 15
visionOS
SUSE Manager Server
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Enterprise Storage
watchOS
macOS
Desktop Applications Module
Basesystem Module
Development Tools Module
openSUSE Leap
iPadOS
Apple iOS
tvOS
Anolis OS
Apple Safari
IBM Cloud Pak for Multicloud Management
libwebkit2gtk3-lang
typelib-1_0-WebKit2WebExtension-4_0
webkit2gtk-4_0-injected-bundles
libjavascriptcoregtk-4_0-18-debuginfo
libjavascriptcoregtk-4_0-18
typelib-1_0-JavaScriptCore-4_0
webkit2gtk3-devel
libwebkit2gtk-4_0-37
libwebkit2gtk-4_0-37-debuginfo
webkit2gtk3-debugsource
typelib-1_0-WebKit2-4_0
webkit2gtk-4_0-injected-bundles-debuginfo
libwebkit2gtk-4_1-0-32bit-debuginfo
libjavascriptcoregtk-4_1-0-64bit-debuginfo
libjavascriptcoregtk-4_1-0-64bit
libjavascriptcoregtk-4_0-18-64bit
libwebkit2gtk-4_0-37-64bit-debuginfo
libwebkit2gtk-4_1-0-64bit-debuginfo
libwebkit2gtk-4_0-37-64bit
libjavascriptcoregtk-4_0-18-64bit-debuginfo
libjavascriptcoregtk-4_1-0-32bit-debuginfo
libjavascriptcoregtk-4_1-0-32bit
webkitgtk-6_0-injected-bundles
libjavascriptcoregtk-4_0-18-32bit-debuginfo
libjavascriptcoregtk-4_0-18-32bit
libwebkit2gtk-4_0-37-32bit
libwebkit2gtk-4_0-37-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit
libwebkit2gtk-4_1-0-64bit
webkit-jsc-4.1
libjavascriptcoregtk-6_0-1
libwebkitgtk-6_0-4-debuginfo
typelib-1_0-JavaScriptCore-6_0
typelib-1_0-JavaScriptCore-4_1
typelib-1_0-WebKitWebProcessExtension-6_0
libjavascriptcoregtk-6_0-1-debuginfo
WebKitGTK-4.0-lang
WebKitGTK-6.0-lang
webkit2gtk3-soup2-minibrowser
WebKitGTK-4.1-lang
webkit-jsc-4-debuginfo
libwebkit2gtk-4_1-0
typelib-1_0-WebKit2-4_1
webkitgtk-6_0-injected-bundles-debuginfo
webkit2gtk-4_1-injected-bundles-debuginfo
webkit2gtk3-minibrowser
webkit2gtk3-minibrowser-debuginfo
typelib-1_0-WebKit2WebExtension-4_1
webkit-jsc-4.1-debuginfo
webkit2gtk3-soup2-minibrowser-debuginfo
webkit-jsc-6.0
libwebkit2gtk-4_1-0-debuginfo
webkit-jsc-4
webkit2gtk4-debugsource
webkit2gtk4-devel
typelib-1_0-WebKit-6_0
webkit2gtk3-soup2-devel
webkit-jsc-6.0-debuginfo
webkit2gtk-4_1-injected-bundles
libwebkitgtk-6_0-4
webkit2gtk4-minibrowser
libjavascriptcoregtk-4_1-0-debuginfo
webkit2gtk3-soup2-debugsource
libjavascriptcoregtk-4_1-0
webkit2gtk4-minibrowser-debuginfo
webkitgtk4 (Red Hat package)
webkitgtk6.0-doc
javascriptcoregtk4.1-devel
javascriptcoregtk6.0
javascriptcoregtk6.0-devel
webkit2gtk4.1
webkit2gtk4.1-devel
webkitgtk6.0
webkitgtk6.0-devel
webkit2gtk4.1-doc
javascriptcoregtk4.1

Install update from vendor's website.

WebKitGTK+ - update to 2.46.0
WPE WebKit - update to 2.46.0
Apple Safari - update to 17.5
visionOS - update to 1.2
watchOS - update to 10.5
macOS - update to 14.5 23F79
iPadOS - addressed in versions 16.7.8, 17.5 21F79
Apple iOS - addressed in versions 16.7.8 20H343, 17.5 21F79
tvOS - update to 17.5
IBM Cloud Pak for Multicloud Management - update to 2.3 FP11
libwebkit2gtk3-lang - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk-4_0-injected-bundles - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_0-18 - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk3-devel - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_0-37 - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk3-debugsource - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
typelib-1_0-WebKit2-4_0 - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.46.6-4.28.1, 2.46.6-150200.133.1, 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_1-0-32bit-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_1-0-64bit-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_1-0-64bit - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_0-18-64bit - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_0-37-64bit-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_1-0-64bit-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_0-37-64bit - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_0-18-64bit-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_1-0-32bit-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_1-0-32bit - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkitgtk-6_0-injected-bundles - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_0-18-32bit-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_0-18-32bit - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_0-37-32bit - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_0-37-32bit-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_1-0-32bit - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_1-0-64bit - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit-jsc-4.1 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-6_0-1 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkitgtk-6_0-4-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
typelib-1_0-JavaScriptCore-6_0 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
typelib-1_0-JavaScriptCore-4_1 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
typelib-1_0-WebKitWebProcessExtension-6_0 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-6_0-1-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
WebKitGTK-4.0-lang - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
WebKitGTK-6.0-lang - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk3-soup2-minibrowser - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
WebKitGTK-4.1-lang - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit-jsc-4-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_1-0 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
typelib-1_0-WebKit2-4_1 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkitgtk-6_0-injected-bundles-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk-4_1-injected-bundles-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk3-minibrowser - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk3-minibrowser-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
typelib-1_0-WebKit2WebExtension-4_1 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit-jsc-4.1-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk3-soup2-minibrowser-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit-jsc-6.0 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkit2gtk-4_1-0-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit-jsc-4 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk4-debugsource - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk4-devel - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
typelib-1_0-WebKit-6_0 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk3-soup2-devel - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit-jsc-6.0-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk-4_1-injected-bundles - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libwebkitgtk-6_0-4 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk4-minibrowser - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_1-0-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk3-soup2-debugsource - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
libjavascriptcoregtk-4_1-0 - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkit2gtk4-minibrowser-debuginfo - addressed in versions 2.46.6-150400.4.106.1, 2.46.6-150600.12.27.1
webkitgtk4 (Red Hat package) - update to 2.48.3-2.el7_9
webkitgtk6.0-doc - update to 2.48.5-1
javascriptcoregtk4.1-devel - update to 2.48.5-1
javascriptcoregtk6.0 - update to 2.48.5-1
javascriptcoregtk6.0-devel - update to 2.48.5-1
webkit2gtk4.1 - update to 2.48.5-1
webkit2gtk4.1-devel - update to 2.48.5-1
webkitgtk6.0 - update to 2.48.5-1
webkitgtk6.0-devel - update to 2.48.5-1
webkit2gtk4.1-doc - update to 2.48.5-1
javascriptcoregtk4.1 - update to 2.48.5-1

• https://www.zerodayinitiative.com/advisories/ZDI-25-048/
• https://webkitgtk.org/security/WSA-2025-0001.html

• Remote code execution in WebKitGTK+ and WPE WebKit
• Multiple vulnerabilities in Apple tvOS
• Multiple vulnerabilities in Apple watchOS
• Multiple vulnerabilities in Apple iOS 16 and iPadOS 16
• Multiple vulnerabilities in Apple Safari
• Multiple vulnerabilities in Apple macOS Sonoma
• Multiple vulnerabilities in Apple visionOS
• Multiple vulnerabilities in Apple iOS 17 and iPadOS 17
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• Multiple vulnerabilities in IBM Cloud Pak for Multicloud Management
• Red Hat Enterprise Linux 7 Extended Lifecycle Support update for webkitgtk4
• Anolis OS update for webkitgtk