Type Confusion in Apple iOS and iPadOS - CVE-2022-42823

Vulnerability identifier: #VU68626

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-2022-42823

CWE-ID: CWE-843

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error when processing HTML content in WebKit. A remote attacker can trick the victim to visit a specially crafted website, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Apple iOS
iPadOS
Gentoo Linux
Oracle Linux
Debian Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Server
SUSE Manager Retail Branch Server
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
Anolis OS
watchOS
SUSE OpenStack Cloud
SUSE OpenStack Cloud Crowbar
macOS
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Software Development Kit
SUSE Linux Enterprise Server for SAP Applications
tvOS
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Module for Basesystem
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Module for Development Tools
openSUSE Leap
Ubuntu
Fedora
WebKitGTK+
WPE WebKit
Apple Safari
libjavascriptcoregtk-4.0-18 (Ubuntu package)
libwebkit2gtk-4.0-37 (Ubuntu package)
libjavascriptcoregtk-5.0-0 (Ubuntu package)
libwebkit2gtk-5.0-0 (Ubuntu package)
webkit2gtk3
webkitgtk
webkit2gtk (Debian package)
wpewebkit (Debian package)
libwebkit2gtk-4_0-37
webkit2gtk3-devel
libwebkit2gtk3-lang
webkit2gtk3-debugsource
webkit2gtk-4_0-injected-bundles-debuginfo
webkit2gtk-4_0-injected-bundles
typelib-1_0-WebKit2WebExtension-4_0
typelib-1_0-JavaScriptCore-4_0
libwebkit2gtk-4_0-37-debuginfo
typelib-1_0-WebKit2-4_0
libjavascriptcoregtk-4_0-18-debuginfo
libjavascriptcoregtk-4_0-18
libwebkit2gtk-4_0-37-32bit-debuginfo
libwebkit2gtk-4_0-37-32bit
libjavascriptcoregtk-4_0-18-32bit-debuginfo
libjavascriptcoregtk-4_0-18-32bit
webkit2gtk3-minibrowser-debuginfo
webkit2gtk3-minibrowser
webkit-jsc-4-debuginfo
webkit-jsc-4
webkit2gtk4-minibrowser
WebKit2GTK-5.0-lang
WebKit2GTK-4.1-lang
WebKit2GTK-4.0-lang
libwebkit2gtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit
libwebkit2gtk-5_0-0-debuginfo
webkit-jsc-4.1
typelib-1_0-WebKit2WebExtension-5_0
typelib-1_0-WebKit2WebExtension-4_1
typelib-1_0-WebKit2-5_0
typelib-1_0-WebKit2-4_1
typelib-1_0-JavaScriptCore-5_0
typelib-1_0-JavaScriptCore-4_1
libjavascriptcoregtk-4_1-0-32bit-debuginfo
libwebkit2gtk-5_0-0
libwebkit2gtk-4_1-0-debuginfo
libwebkit2gtk-4_1-0
libjavascriptcoregtk-5_0-0-debuginfo
libjavascriptcoregtk-5_0-0
libjavascriptcoregtk-4_1-0-debuginfo
libjavascriptcoregtk-4_1-0
webkit-jsc-5.0
libjavascriptcoregtk-4_1-0-32bit
webkit2gtk4-minibrowser-debuginfo
webkit2gtk4-devel
webkit2gtk4-debugsource
webkit2gtk3-soup2-minibrowser-debuginfo
webkit2gtk3-soup2-minibrowser
webkit2gtk3-soup2-devel
webkit2gtk3-soup2-debugsource
webkit-jsc-4.1-debuginfo
webkit-jsc-5.0-debuginfo
webkit2gtk-4_1-injected-bundles
webkit2gtk-4_1-injected-bundles-debuginfo
webkit2gtk-5_0-injected-bundles
webkit2gtk-5_0-injected-bundles-debuginfo
webkit2gtk3 (Red Hat package)
webkit2gtk3-jsc
webkit2gtk3-jsc-devel
net-libs/webkit-gtk
webkitgtk4 (Red Hat package)
libwebkit2gtk-4.1-0 (Ubuntu package)
libjavascriptcoregtk-4.1-0 (Ubuntu package)

Install updates from vendor's website.

Apple iOS - update to 16.1 20B82
iPadOS - update to 16.1 20B82
WebKitGTK+ - update to 2.38.2
WPE WebKit - update to 2.38.2
watchOS - update to 9.1 20S75
macOS - addressed in versions 12.6.1 21G217, 13.0 22A380
Apple Safari - update to 16.1
tvOS - update to 16.1 20K71
libjavascriptcoregtk-4.0-18 (Ubuntu package) - addressed in versions 2.38.2-0ubuntu0.20.04.1, 2.38.2-0ubuntu0.22.04.2, 2.38.2-0ubuntu0.22.10.1
libwebkit2gtk-4.0-37 (Ubuntu package) - addressed in versions 2.38.2-0ubuntu0.20.04.1, 2.38.2-0ubuntu0.22.04.2, 2.38.2-0ubuntu0.22.10.1
libwebkit2gtk-4.1-0 (Ubuntu package) - addressed in versions 2.38.2-0ubuntu0.22.04.2, 2.38.2-0ubuntu0.22.10.1
libjavascriptcoregtk-4.1-0 (Ubuntu package) - addressed in versions 2.38.2-0ubuntu0.22.04.2, 2.38.2-0ubuntu0.22.10.1
libjavascriptcoregtk-5.0-0 (Ubuntu package) - update to 2.38.2-0ubuntu0.22.10.1
libwebkit2gtk-5.0-0 (Ubuntu package) - update to 2.38.2-0ubuntu0.22.10.1
webkit2gtk3 - addressed in versions 2.38.2-1.fc35, 2.38.2-1.fc36
webkitgtk - update to 2.38.2-1.fc37
webkit2gtk (Debian package) - update to 2.38.2-1~deb11u1
wpewebkit (Debian package) - update to 2.38.2-1~deb11u1
libwebkit2gtk-4_0-37 - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
webkit2gtk3-devel - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
libwebkit2gtk3-lang - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2
webkit2gtk3-debugsource - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
webkit2gtk-4_0-injected-bundles - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
typelib-1_0-WebKit2-4_0 - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
libjavascriptcoregtk-4_0-18 - addressed in versions 2.38.2-2.120.1, 2.38.2-150000.3.122.1, 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
libwebkit2gtk-4_0-37-32bit-debuginfo - addressed in versions 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
libwebkit2gtk-4_0-37-32bit - addressed in versions 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
libjavascriptcoregtk-4_0-18-32bit-debuginfo - addressed in versions 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
libjavascriptcoregtk-4_0-18-32bit - addressed in versions 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
webkit2gtk3-minibrowser-debuginfo - addressed in versions 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
webkit2gtk3-minibrowser - addressed in versions 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
webkit-jsc-4-debuginfo - addressed in versions 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
webkit-jsc-4 - addressed in versions 2.38.2-150200.54.2, 2.38.2-150400.4.22.1
webkit2gtk4-minibrowser - update to 2.38.2-150400.4.22.1
WebKit2GTK-5.0-lang - update to 2.38.2-150400.4.22.1
WebKit2GTK-4.1-lang - update to 2.38.2-150400.4.22.1
WebKit2GTK-4.0-lang - update to 2.38.2-150400.4.22.1
libwebkit2gtk-4_1-0-32bit-debuginfo - update to 2.38.2-150400.4.22.1
libwebkit2gtk-4_1-0-32bit - update to 2.38.2-150400.4.22.1
libwebkit2gtk-5_0-0-debuginfo - update to 2.38.2-150400.4.22.1
webkit-jsc-4.1 - update to 2.38.2-150400.4.22.1
typelib-1_0-WebKit2WebExtension-5_0 - update to 2.38.2-150400.4.22.1
typelib-1_0-WebKit2WebExtension-4_1 - update to 2.38.2-150400.4.22.1
typelib-1_0-WebKit2-5_0 - update to 2.38.2-150400.4.22.1
typelib-1_0-WebKit2-4_1 - update to 2.38.2-150400.4.22.1
typelib-1_0-JavaScriptCore-5_0 - update to 2.38.2-150400.4.22.1
typelib-1_0-JavaScriptCore-4_1 - update to 2.38.2-150400.4.22.1
libjavascriptcoregtk-4_1-0-32bit-debuginfo - update to 2.38.2-150400.4.22.1
libwebkit2gtk-5_0-0 - update to 2.38.2-150400.4.22.1
libwebkit2gtk-4_1-0-debuginfo - update to 2.38.2-150400.4.22.1
libwebkit2gtk-4_1-0 - update to 2.38.2-150400.4.22.1
libjavascriptcoregtk-5_0-0-debuginfo - update to 2.38.2-150400.4.22.1
libjavascriptcoregtk-5_0-0 - update to 2.38.2-150400.4.22.1
libjavascriptcoregtk-4_1-0-debuginfo - update to 2.38.2-150400.4.22.1
libjavascriptcoregtk-4_1-0 - update to 2.38.2-150400.4.22.1
webkit-jsc-5.0 - update to 2.38.2-150400.4.22.1
libjavascriptcoregtk-4_1-0-32bit - update to 2.38.2-150400.4.22.1
webkit2gtk4-minibrowser-debuginfo - update to 2.38.2-150400.4.22.1
webkit2gtk4-devel - update to 2.38.2-150400.4.22.1
webkit2gtk4-debugsource - update to 2.38.2-150400.4.22.1
webkit2gtk3-soup2-minibrowser-debuginfo - update to 2.38.2-150400.4.22.1
webkit2gtk3-soup2-minibrowser - update to 2.38.2-150400.4.22.1
webkit2gtk3-soup2-devel - update to 2.38.2-150400.4.22.1
webkit2gtk3-soup2-debugsource - update to 2.38.2-150400.4.22.1
webkit-jsc-4.1-debuginfo - update to 2.38.2-150400.4.22.1
webkit-jsc-5.0-debuginfo - update to 2.38.2-150400.4.22.1
webkit2gtk-4_1-injected-bundles - update to 2.38.2-150400.4.22.1
webkit2gtk-4_1-injected-bundles-debuginfo - update to 2.38.2-150400.4.22.1
webkit2gtk-5_0-injected-bundles - update to 2.38.2-150400.4.22.1
webkit2gtk-5_0-injected-bundles-debuginfo - update to 2.38.2-150400.4.22.1
webkit2gtk3 (Red Hat package) - addressed in versions 2.38.5-1.el8, 2.38.5-1.el9
webkit2gtk3 - update to 2.38.5-1.0.1
webkit2gtk3-devel - update to 2.38.5-1.0.1
webkit2gtk3-jsc - update to 2.38.5-1.0.1
webkit2gtk3-jsc-devel - update to 2.38.5-1.0.1
net-libs/webkit-gtk - update to 2.40.1
webkitgtk4 (Red Hat package) - update to 2.48.3-2.el7_9

• https://support.apple.com/en-us/HT213489
• https://ssd-disclosure.com/apple-safari-javascriptcore-inspector-type-confusion

• Multiple vulnerabilities in Apple iOS 16 and iPadOS 16
• Multiple vulnerabilities in WebKitGTK and WPE WebKit
• Multiple vulnerabilities in Apple Safari
• Multiple vulnerabilities in Apple tvOS
• Multiple vulnerabilities in Apple watchOS
• Multiple vulnerabilities in Apple macOS Ventura
• Debian update for wpewebkit
• Debian update for webkit2gtk
• Ubuntu update for webkit2gtk
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• Multiple vulnerabilities in Apple macOS Monterey
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Multiple vulnerabilities in Oracle Linux
• Gentoo update for WebKitGTK+
• Fedora 35 update for webkit2gtk3
• Fedora 36 update for webkit2gtk3
• Fedora 37 update for webkitgtk
• Anolis OS update for webkit2gtk3
• Red Hat Enterprise Linux 7 Extended Lifecycle Support update for webkitgtk4