Memory corruption in WPE WebKit and WebKitGTK+ - CVE-2025-43214

Vulnerability identifier: #VU113501

CSH Severity: Low

CVSS v4: 5.1 [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]

CVE-ID: CVE-2025-43214

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in WebKit. A remote attacker can trick the victim into opening a specially crafted file and crash the browser.

WPE WebKit
WebKitGTK+
Debian Linux
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
visionOS
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Anolis OS
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
watchOS
macOS
Basesystem Module
Development Tools Module
Desktop Applications Module
openSUSE Leap
tvOS
iPadOS
Apple iOS
Ubuntu
Fedora
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
webkit2gtk (Debian package)
webkitgtk
libjavascriptcoregtk-4_0-18
webkit2gtk3-debugsource
typelib-1_0-JavaScriptCore-4_0
typelib-1_0-WebKit2WebExtension-4_0
libjavascriptcoregtk-4_0-18-debuginfo
libwebkit2gtk-4_0-37-debuginfo
webkit2gtk-4_0-injected-bundles
typelib-1_0-WebKit2-4_0
libwebkit2gtk-4_0-37
webkit2gtk3-devel
libwebkit2gtk3-lang
webkit2gtk-4_0-injected-bundles-debuginfo
webkit2gtk3-soup2-minibrowser
typelib-1_0-WebKit-6_0
libwebkitgtk-6_0-4
typelib-1_0-WebKit2-4_1
libwebkitgtk-6_0-4-debuginfo
libwebkit2gtk-4_0-37-32bit-debuginfo
libjavascriptcoregtk-4_1-0-debuginfo
webkit2gtk-4_1-injected-bundles
webkit2gtk3-soup2-debugsource
webkit2gtk3-soup2-minibrowser-debuginfo
webkit-jsc-4
libwebkit2gtk-4_1-0
libwebkit2gtk-4_1-0-32bit
libjavascriptcoregtk-4_0-18-64bit-debuginfo
libjavascriptcoregtk-4_1-0-64bit-debuginfo
libjavascriptcoregtk-4_0-18-64bit
libwebkit2gtk-4_1-0-64bit
libwebkit2gtk-4_0-37-32bit
libjavascriptcoregtk-4_0-18-32bit
libjavascriptcoregtk-4_0-18-32bit-debuginfo
webkit2gtk3-minibrowser-debuginfo
webkit-jsc-4.1
libjavascriptcoregtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit-debuginfo
libjavascriptcoregtk-4_1-0-32bit
webkit2gtk-4_1-injected-bundles-debuginfo
webkitgtk-6_0-injected-bundles
webkit2gtk4-devel
libwebkit2gtk-4_0-37-64bit
libjavascriptcoregtk-4_1-0-64bit
libwebkit2gtk-4_1-0-64bit-debuginfo
libwebkit2gtk-4_0-37-64bit-debuginfo
WebKitGTK-4.1-lang
WebKitGTK-4.0-lang
WebKitGTK-6.0-lang
webkitgtk-6_0-injected-bundles-debuginfo
webkit-jsc-4-debuginfo
libjavascriptcoregtk-6_0-1
webkit-jsc-6.0
typelib-1_0-JavaScriptCore-4_1
typelib-1_0-JavaScriptCore-6_0
libwebkit2gtk-4_1-0-debuginfo
libjavascriptcoregtk-4_1-0
webkit2gtk4-minibrowser-debuginfo
webkit2gtk4-minibrowser
webkit2gtk3-minibrowser
webkit2gtk3-soup2-devel
webkit-jsc-4.1-debuginfo
typelib-1_0-WebKitWebProcessExtension-6_0
webkit2gtk4-debugsource
typelib-1_0-WebKit2WebExtension-4_1
libjavascriptcoregtk-6_0-1-debuginfo
webkit-jsc-6.0-debuginfo
webkit2gtk3 (Red Hat package)
webkit2gtk (Ubuntu package)
webkitgtk4 (Red Hat package)
webkit2gtk3
webkit2gtk3-jsc
webkit2gtk3-jsc-devel
Apple Safari

Install update from vendor's website.

WPE WebKit - update to 2.50.5
WebKitGTK+ - update to 2.50.5
visionOS - update to 2.6
watchOS - update to 11.6
macOS - update to 15.6 24G84
tvOS - update to 18.6
Apple Safari - update to 18.6
iPadOS - update to 18.6 22G86
Apple iOS - update to 18.6 22G86
webkit2gtk (Debian package) - addressed in versions 2.50.6-1~deb12u1, 2.50.6-1~deb13u1
webkitgtk - addressed in versions 2.52.0-1.fc42, 2.52.0-1.fc43, 2.52.0-1.fc44, 2.52.1-1.fc44
libjavascriptcoregtk-4_0-18 - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk3-debugsource - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk-4_0-injected-bundles - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
typelib-1_0-WebKit2-4_0 - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_0-37 - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk3-devel - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk3-lang - update to 2.52.0-4.54.1
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.52.0-4.54.1, 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk3-soup2-minibrowser - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
typelib-1_0-WebKit-6_0 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkitgtk-6_0-4 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
typelib-1_0-WebKit2-4_1 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkitgtk-6_0-4-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_0-37-32bit-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_1-0-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk-4_1-injected-bundles - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk3-soup2-debugsource - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk3-soup2-minibrowser-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit-jsc-4 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_1-0 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_1-0-32bit - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_0-18-64bit-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_1-0-64bit-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_0-18-64bit - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_1-0-64bit - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_0-37-32bit - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_0-18-32bit - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_0-18-32bit-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk3-minibrowser-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit-jsc-4.1 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_1-0-32bit-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_1-0-32bit-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_1-0-32bit - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk-4_1-injected-bundles-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkitgtk-6_0-injected-bundles - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk4-devel - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_0-37-64bit - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_1-0-64bit - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_1-0-64bit-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_0-37-64bit-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
WebKitGTK-4.1-lang - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
WebKitGTK-4.0-lang - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
WebKitGTK-6.0-lang - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkitgtk-6_0-injected-bundles-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit-jsc-4-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-6_0-1 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit-jsc-6.0 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
typelib-1_0-JavaScriptCore-4_1 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
typelib-1_0-JavaScriptCore-6_0 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libwebkit2gtk-4_1-0-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-4_1-0 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk4-minibrowser-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk4-minibrowser - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk3-minibrowser - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk3-soup2-devel - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit-jsc-4.1-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
typelib-1_0-WebKitWebProcessExtension-6_0 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk4-debugsource - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
typelib-1_0-WebKit2WebExtension-4_1 - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
libjavascriptcoregtk-6_0-1-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit-jsc-6.0-debuginfo - addressed in versions 2.52.0-150400.4.137.3, 2.52.1-150600.12.63.1
webkit2gtk3 (Red Hat package) - addressed in versions 2.52.3-0.el9_7.1, 2.52.3-1.el8_4, 2.52.3-1.el8_6, 2.52.3-1.el8_8, 2.52.3-1.el8_10, 2.52.3-1.el9_0, 2.52.3-1.el9_2, 2.52.3-1.el9_4, 2.52.3-1.el9_6
webkit2gtk (Ubuntu package) - addressed in versions 2.52.3-0ubuntu0.24.04.1, 2.52.3-0ubuntu0.25.10.1, 2.52.3-0ubuntu0.26.04.2
webkitgtk4 (Red Hat package) - update to 2.52.3-1.el7_9
webkit2gtk3 - update to 2.52.3-1.0.1
webkit2gtk3-devel - update to 2.52.3-1.0.1
webkit2gtk3-jsc - update to 2.52.3-1.0.1
webkit2gtk3-jsc-devel - update to 2.52.3-1.0.1

• https://support.apple.com/en-us/124149
• https://webkitgtk.org/security/WSA-2026-0001.html

• Multiple vulnerabilities in macOS Sequoia
• Multiple vulnerabilities in Apple iOS and iPadOS
• Multiple vulnerabilities in Apple watchOS
• Multiple vulnerabilities in Apple visionOS
• Multiple vulnerabilities in Apple tvOS
• Multiple vulnerabilities in Apple Safari
• Multiple vulnerabilities in WebKitGTK+ and WPE WebKit
• Debian update for webkit2gtk
• Fedora 43 update for webkitgtk
• Fedora 44 update for webkitgtk
• Fedora 42 update for webkitgtk
• Fedora 44 update for webkitgtk
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• Ubuntu update for webkit2gtk
• Anolis OS update for webkit2gtk3
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• Red Hat Enterprise Linux 7 Extended Lifecycle Support update for webkitgtk4