Buffer overflow in WebKitGTK+ and WPE WebKit - CVE-2023-42956

Vulnerability identifier: #VU87766

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-2023-42956

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to crash the browser

The vulnerability exists due to a boundary error when processing web content in WebKit. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and crash the browser.

WebKitGTK+
WPE WebKit
Debian Linux
Gentoo 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 Server 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Enterprise Storage
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Linux Enterprise Desktop 15 SP4 LTSS
SUSE Linux Enterprise Server 15 SP4 LTSS
Development Tools Module
Desktop Applications Module
Basesystem Module
openSUSE Leap
iPadOS
Apple iOS
Ubuntu
Anolis OS
Fedora
macOS
IBM Observability with Instana
net-libs/webkit-gtk
libjavascriptcoregtk-4.0-18 (Ubuntu package)
libjavascriptcoregtk-6.0-1 (Ubuntu package)
libwebkit2gtk-4.0-37 (Ubuntu package)
libwebkitgtk-6.0-4 (Ubuntu package)
webkit2gtk4.0-doc
webkitgtk6.0-doc
javascriptcoregtk4.0
javascriptcoregtk4.0-devel
javascriptcoregtk4.1
javascriptcoregtk4.1-devel
javascriptcoregtk6.0
javascriptcoregtk6.0-devel
webkit2gtk4.0
webkit2gtk4.0-devel
webkit2gtk4.1
webkit2gtk4.1-devel
webkitgtk6.0
webkitgtk6.0-devel
webkit2gtk4.1-doc
webkit2gtk-4_0-injected-bundles-debuginfo
libwebkit2gtk-4_0-37
typelib-1_0-WebKit2-4_0
libwebkit2gtk-4_0-37-debuginfo
typelib-1_0-JavaScriptCore-4_0
webkit2gtk-4_0-injected-bundles
libwebkit2gtk3-lang
libjavascriptcoregtk-4_0-18
libjavascriptcoregtk-4_0-18-debuginfo
webkit2gtk3-debugsource
typelib-1_0-WebKit2WebExtension-4_0
webkit2gtk3-devel
libjavascriptcoregtk-4_0-18-32bit
libwebkit2gtk-4_0-37-64bit-debuginfo
libwebkit2gtk-4_1-0-debuginfo
libwebkit2gtk-4_1-0-64bit
libwebkit2gtk-4_0-37-64bit
libjavascriptcoregtk-4_0-18-64bit
libjavascriptcoregtk-4_1-0-64bit
libwebkit2gtk-4_1-0-64bit-debuginfo
webkit2gtk4-minibrowser
libwebkitgtk-6_0-4
libwebkit2gtk-4_1-0
webkit2gtk4-debugsource
libjavascriptcoregtk-6_0-1-debuginfo
webkit-jsc-4.1
WebKitGTK-4.0-lang
WebKitGTK-4.1-lang
WebKitGTK-6.0-lang
typelib-1_0-WebKit-6_0
webkit2gtk3-soup2-debugsource
webkit2gtk3-soup2-minibrowser-debuginfo
webkit2gtk-4_1-injected-bundles
webkit-jsc-6.0-debuginfo
typelib-1_0-JavaScriptCore-6_0
libjavascriptcoregtk-4_1-0
webkitgtk-6_0-injected-bundles-debuginfo
webkit-jsc-4
libjavascriptcoregtk-4_0-18-64bit-debuginfo
libjavascriptcoregtk-6_0-1
typelib-1_0-JavaScriptCore-4_1
webkit2gtk4-minibrowser-debuginfo
webkit2gtk3-soup2-devel
libjavascriptcoregtk-4_1-0-debuginfo
webkit2gtk4-devel
webkit-jsc-6.0
typelib-1_0-WebKitWebProcessExtension-6_0
webkit2gtk3-minibrowser-debuginfo
webkit2gtk3-minibrowser
typelib-1_0-WebKit2WebExtension-4_1
webkit2gtk-4_1-injected-bundles-debuginfo
libwebkit2gtk-4_0-37-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit
libjavascriptcoregtk-4_1-0-32bit
libjavascriptcoregtk-4_0-18-32bit-debuginfo
libjavascriptcoregtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_0-37-32bit
libjavascriptcoregtk-4_1-0-64bit-debuginfo
webkitgtk-6_0-injected-bundles
webkit-jsc-4-debuginfo
webkit2gtk3-soup2-minibrowser
libwebkitgtk-6_0-4-debuginfo
webkit-jsc-4.1-debuginfo
typelib-1_0-WebKit2-4_1
webkit2gtk (Debian package)
webkit2gtk3 (Red Hat package)
webkitgtk4 (Red Hat package)
libjavascriptcoregtk-4.1-0 (Ubuntu package)
libwebkit2gtk-4.1-0 (Ubuntu package)

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

iPadOS - update to 17.2 21C62
Apple iOS - update to 17.2 21C62
IBM Observability with Instana - update to 286
net-libs/webkit-gtk - update to 2.42.3
libjavascriptcoregtk-4.0-18 (Ubuntu package) - addressed in versions 2.44.0-0ubuntu0.22.04.1, 2.44.0-0ubuntu0.23.10.1
libjavascriptcoregtk-4.1-0 (Ubuntu package) - addressed in versions 2.44.0-0ubuntu0.22.04.1, 2.44.0-0ubuntu0.23.10.1
libjavascriptcoregtk-6.0-1 (Ubuntu package) - addressed in versions 2.44.0-0ubuntu0.22.04.1, 2.44.0-0ubuntu0.23.10.1
libwebkit2gtk-4.0-37 (Ubuntu package) - addressed in versions 2.44.0-0ubuntu0.22.04.1, 2.44.0-0ubuntu0.23.10.1
libwebkit2gtk-4.1-0 (Ubuntu package) - addressed in versions 2.44.0-0ubuntu0.22.04.1, 2.44.0-0ubuntu0.23.10.1
libwebkitgtk-6.0-4 (Ubuntu package) - addressed in versions 2.44.0-0ubuntu0.22.04.1, 2.44.0-0ubuntu0.23.10.1
webkit2gtk4.0-doc - update to 2.44.0-1
webkitgtk6.0-doc - update to 2.44.0-1
javascriptcoregtk4.0 - update to 2.44.0-1
javascriptcoregtk4.0-devel - update to 2.44.0-1
javascriptcoregtk4.1 - update to 2.44.0-1
javascriptcoregtk4.1-devel - update to 2.44.0-1
javascriptcoregtk6.0 - update to 2.44.0-1
javascriptcoregtk6.0-devel - update to 2.44.0-1
webkit2gtk4.0 - update to 2.44.0-1
webkit2gtk4.0-devel - update to 2.44.0-1
webkit2gtk4.1 - update to 2.44.0-1
webkit2gtk4.1-devel - update to 2.44.0-1
webkitgtk6.0 - update to 2.44.0-1
webkitgtk6.0-devel - update to 2.44.0-1
webkit2gtk4.1-doc - update to 2.44.0-1
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
libwebkit2gtk-4_0-37 - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
typelib-1_0-WebKit2-4_0 - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
webkit2gtk-4_0-injected-bundles - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
libwebkit2gtk3-lang - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.2-4.7.1
libjavascriptcoregtk-4_0-18 - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
webkit2gtk3-debugsource - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
webkit2gtk3-devel - addressed in versions 2.44.0-4.3.2, 2.44.0-150200.107.1, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
libjavascriptcoregtk-4_0-18-32bit - addressed in versions 2.44.0-4.3.2, 2.44.0-150400.4.78.1, 2.44.2-4.7.1
libwebkit2gtk-4_0-37-64bit-debuginfo - update to 2.44.0-150400.4.78.1
libwebkit2gtk-4_1-0-debuginfo - update to 2.44.0-150400.4.78.1
libwebkit2gtk-4_1-0-64bit - update to 2.44.0-150400.4.78.1
libwebkit2gtk-4_0-37-64bit - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-4_0-18-64bit - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-4_1-0-64bit - update to 2.44.0-150400.4.78.1
libwebkit2gtk-4_1-0-64bit-debuginfo - update to 2.44.0-150400.4.78.1
webkit2gtk4-minibrowser - update to 2.44.0-150400.4.78.1
libwebkitgtk-6_0-4 - update to 2.44.0-150400.4.78.1
libwebkit2gtk-4_1-0 - update to 2.44.0-150400.4.78.1
webkit2gtk4-debugsource - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-6_0-1-debuginfo - update to 2.44.0-150400.4.78.1
webkit-jsc-4.1 - update to 2.44.0-150400.4.78.1
WebKitGTK-4.0-lang - update to 2.44.0-150400.4.78.1
WebKitGTK-4.1-lang - update to 2.44.0-150400.4.78.1
WebKitGTK-6.0-lang - update to 2.44.0-150400.4.78.1
typelib-1_0-WebKit-6_0 - update to 2.44.0-150400.4.78.1
webkit2gtk3-soup2-debugsource - update to 2.44.0-150400.4.78.1
webkit2gtk3-soup2-minibrowser-debuginfo - update to 2.44.0-150400.4.78.1
webkit2gtk-4_1-injected-bundles - update to 2.44.0-150400.4.78.1
webkit-jsc-6.0-debuginfo - update to 2.44.0-150400.4.78.1
typelib-1_0-JavaScriptCore-6_0 - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-4_1-0 - update to 2.44.0-150400.4.78.1
webkitgtk-6_0-injected-bundles-debuginfo - update to 2.44.0-150400.4.78.1
webkit-jsc-4 - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-4_0-18-64bit-debuginfo - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-6_0-1 - update to 2.44.0-150400.4.78.1
typelib-1_0-JavaScriptCore-4_1 - update to 2.44.0-150400.4.78.1
webkit2gtk4-minibrowser-debuginfo - update to 2.44.0-150400.4.78.1
webkit2gtk3-soup2-devel - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-4_1-0-debuginfo - update to 2.44.0-150400.4.78.1
webkit2gtk4-devel - update to 2.44.0-150400.4.78.1
webkit-jsc-6.0 - update to 2.44.0-150400.4.78.1
typelib-1_0-WebKitWebProcessExtension-6_0 - update to 2.44.0-150400.4.78.1
webkit2gtk3-minibrowser-debuginfo - update to 2.44.0-150400.4.78.1
webkit2gtk3-minibrowser - update to 2.44.0-150400.4.78.1
typelib-1_0-WebKit2WebExtension-4_1 - update to 2.44.0-150400.4.78.1
webkit2gtk-4_1-injected-bundles-debuginfo - update to 2.44.0-150400.4.78.1
libwebkit2gtk-4_0-37-32bit-debuginfo - update to 2.44.0-150400.4.78.1
libwebkit2gtk-4_1-0-32bit-debuginfo - update to 2.44.0-150400.4.78.1
libwebkit2gtk-4_1-0-32bit - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-4_1-0-32bit - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-4_0-18-32bit-debuginfo - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-4_1-0-32bit-debuginfo - update to 2.44.0-150400.4.78.1
libwebkit2gtk-4_0-37-32bit - update to 2.44.0-150400.4.78.1
libjavascriptcoregtk-4_1-0-64bit-debuginfo - update to 2.44.0-150400.4.78.1
webkitgtk-6_0-injected-bundles - update to 2.44.0-150400.4.78.1
webkit-jsc-4-debuginfo - update to 2.44.0-150400.4.78.1
webkit2gtk3-soup2-minibrowser - update to 2.44.0-150400.4.78.1
libwebkitgtk-6_0-4-debuginfo - update to 2.44.0-150400.4.78.1
webkit-jsc-4.1-debuginfo - update to 2.44.0-150400.4.78.1
typelib-1_0-WebKit2-4_1 - update to 2.44.0-150400.4.78.1
webkit2gtk4.0 - update to 2.44.1-1.fc40
webkit2gtk (Debian package) - addressed in versions 2.44.1-1~deb11u1, 2.44.1-1~deb12u1
webkit2gtk3 (Red Hat package) - update to 2.44.3-2.el9
webkitgtk4 (Red Hat package) - update to 2.48.3-2.el7_9
macOS - update to 14.2 23C64

• https://support.apple.com/en-us/HT214036

• Denial of service in WebKitGTK+ and WPE WebKit
• Multiple vulnerabilities in Apple macOS Sonoma
• Multiple vulnerabilities in Apple iOS 17 and iPadOS 17
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• Ubuntu update for webkit2gtk
• Fedora 40 update for webkit2gtk4.0
• SUSE update for webkit2gtk3
• Gentoo update for WebKitGTK+
• Debian update for webkit2gtk
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• Multiple vulnerabilities in IBM Observability with Instana
• Anolis OS update for webkitgtk
• Red Hat Enterprise Linux 7 Extended Lifecycle Support update for webkitgtk4