Type Confusion in Apple iOS - CVE-2022-42856

Vulnerability identifier: #VU70195

CSH Severity: Critical

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-2022-42856

CWE-ID: CWE-843

Exploitation vector: Remote access

Exploit availability: The vulnerability is being exploited in the wild

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

The vulnerability exists due to a type confusion error 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.

Note, the vulnerability is being actively exploited in the wild.

Apple iOS
Gentoo Linux
Debian Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
Oracle Linux
Anolis OS
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
SUSE OpenStack Cloud Crowbar
SUSE OpenStack Cloud
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Software Development Kit
SUSE Linux Enterprise Server for SAP Applications
macOS
iPadOS
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Realtime Extension
SUSE Linux Enterprise Module for Development Tools
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Module for Basesystem
SUSE Linux Enterprise Desktop
openSUSE Leap
tvOS
Ubuntu
Fedora
WebKitGTK+
WPE WebKit
Apple Safari
webkit2gtk3 (Red Hat package)
webkit2gtk3-jsc-devel
webkit2gtk3-jsc
webkit2gtk3-devel
webkit2gtk3
libwebkit2gtk-4.0-37 (Ubuntu package)
libjavascriptcoregtk-4.0-18 (Ubuntu package)
libwebkit2gtk-5.0-0 (Ubuntu package)
libjavascriptcoregtk-5.0-0 (Ubuntu package)
webkitgtk
wpewebkit (Debian package)
webkit2gtk (Debian package)
typelib-1_0-WebKit2-4_0
typelib-1_0-WebKit2WebExtension-4_0
webkit2gtk3-debugsource
webkit2gtk-4_0-injected-bundles-debuginfo
webkit2gtk-4_0-injected-bundles
libwebkit2gtk3-lang
libjavascriptcoregtk-4_0-18
libjavascriptcoregtk-4_0-18-debuginfo
libwebkit2gtk-4_0-37
libwebkit2gtk-4_0-37-debuginfo
typelib-1_0-JavaScriptCore-4_0
libwebkit2gtk-4_0-37-32bit-debuginfo
WebKit2GTK-5.0-lang
typelib-1_0-JavaScriptCore-4_1
webkit-jsc-5.0-debuginfo
webkit-jsc-5.0
webkit-jsc-4.1-debuginfo
webkit-jsc-4.1
webkit-jsc-4-debuginfo
webkit-jsc-4
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
WebKit2GTK-4.0-lang
libwebkit2gtk-5_0-0-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
WebKit2GTK-4.1-lang
libwebkit2gtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit
libwebkit2gtk-4_0-37-32bit
libjavascriptcoregtk-4_1-0-32bit-debuginfo
libjavascriptcoregtk-4_1-0-32bit
libjavascriptcoregtk-4_0-18-32bit-debuginfo
libjavascriptcoregtk-4_0-18-32bit
webkit2gtk4-minibrowser-debuginfo
webkit2gtk4-minibrowser
webkit2gtk4-devel
webkit2gtk4-debugsource
webkit2gtk3-soup2-minibrowser-debuginfo
webkit2gtk3-soup2-minibrowser
webkit2gtk3-soup2-devel
webkit2gtk3-soup2-debugsource
webkit2gtk3-minibrowser-debuginfo
webkit2gtk3-minibrowser
webkit2gtk-5_0-injected-bundles-debuginfo
webkit2gtk-5_0-injected-bundles
webkit2gtk-4_1-injected-bundles-debuginfo
webkit2gtk-4_1-injected-bundles
net-libs/webkit-gtk
webkitgtk4 (Red Hat package)
libjavascriptcoregtk-4.1-0 (Ubuntu package)
libwebkit2gtk-4.1-0 (Ubuntu package)

Install updates from vendor's website.

Apple iOS - addressed in versions 16.1.2 20B110, 12.5.7 16H81, 15.7.2 19H218, 16.2 20C65
WebKitGTK+ - update to 2.38.3
WPE WebKit - update to 2.38.3
macOS - update to 13.1 22C65
Apple Safari - update to 16.2
iPadOS - addressed in versions 15.7.2 19H218, 16.2 20C65
tvOS - update to 16.2 20K362
webkit2gtk3 (Red Hat package) - addressed in versions 2.36.7-1.el8_7.1, 2.36.7-1.el9_1.1
webkit2gtk3-jsc-devel - update to 2.36.7-1.0.2
webkit2gtk3-jsc - update to 2.36.7-1.0.2
webkit2gtk3-devel - update to 2.36.7-1.0.2
webkit2gtk3 - update to 2.36.7-1.0.2
libwebkit2gtk-4.0-37 (Ubuntu package) - addressed in versions 2.38.3-0ubuntu0.20.04.1, 2.38.3-0ubuntu0.22.04.1, 2.38.3-0ubuntu0.22.10.1
libjavascriptcoregtk-4.0-18 (Ubuntu package) - addressed in versions 2.38.3-0ubuntu0.20.04.1, 2.38.3-0ubuntu0.22.04.1, 2.38.3-0ubuntu0.22.10.1
libjavascriptcoregtk-4.1-0 (Ubuntu package) - addressed in versions 2.38.3-0ubuntu0.22.04.1, 2.38.3-0ubuntu0.22.10.1
libwebkit2gtk-4.1-0 (Ubuntu package) - addressed in versions 2.38.3-0ubuntu0.22.04.1, 2.38.3-0ubuntu0.22.10.1
libwebkit2gtk-5.0-0 (Ubuntu package) - update to 2.38.3-0ubuntu0.22.10.1
libjavascriptcoregtk-5.0-0 (Ubuntu package) - update to 2.38.3-0ubuntu0.22.10.1
webkit2gtk3 - update to 2.38.3-1.fc36
webkitgtk - addressed in versions 2.38.3-1.fc37, 2.38.3-2.fc37
wpewebkit (Debian package) - update to 2.38.3-1~deb11u1
webkit2gtk (Debian package) - update to 2.38.3-1~deb11u1
typelib-1_0-WebKit2-4_0 - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
webkit2gtk3-devel - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
webkit2gtk3-debugsource - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
webkit2gtk-4_0-injected-bundles - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
libwebkit2gtk3-lang - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1
libjavascriptcoregtk-4_0-18 - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
libwebkit2gtk-4_0-37 - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.38.3-2.123.1, 2.38.3-150000.3.125.1, 2.38.3-150200.57.1, 2.38.3-150400.4.25.1
libwebkit2gtk-4_0-37-32bit-debuginfo - update to 2.38.3-150400.4.25.1
WebKit2GTK-5.0-lang - update to 2.38.3-150400.4.25.1
typelib-1_0-JavaScriptCore-4_1 - update to 2.38.3-150400.4.25.1
webkit-jsc-5.0-debuginfo - update to 2.38.3-150400.4.25.1
webkit-jsc-5.0 - update to 2.38.3-150400.4.25.1
webkit-jsc-4.1-debuginfo - update to 2.38.3-150400.4.25.1
webkit-jsc-4.1 - update to 2.38.3-150400.4.25.1
webkit-jsc-4-debuginfo - update to 2.38.3-150400.4.25.1
webkit-jsc-4 - update to 2.38.3-150400.4.25.1
typelib-1_0-WebKit2WebExtension-5_0 - update to 2.38.3-150400.4.25.1
typelib-1_0-WebKit2WebExtension-4_1 - update to 2.38.3-150400.4.25.1
typelib-1_0-WebKit2-5_0 - update to 2.38.3-150400.4.25.1
typelib-1_0-WebKit2-4_1 - update to 2.38.3-150400.4.25.1
typelib-1_0-JavaScriptCore-5_0 - update to 2.38.3-150400.4.25.1
WebKit2GTK-4.0-lang - update to 2.38.3-150400.4.25.1
libwebkit2gtk-5_0-0-debuginfo - update to 2.38.3-150400.4.25.1
libwebkit2gtk-5_0-0 - update to 2.38.3-150400.4.25.1
libwebkit2gtk-4_1-0-debuginfo - update to 2.38.3-150400.4.25.1
libwebkit2gtk-4_1-0 - update to 2.38.3-150400.4.25.1
libjavascriptcoregtk-5_0-0-debuginfo - update to 2.38.3-150400.4.25.1
libjavascriptcoregtk-5_0-0 - update to 2.38.3-150400.4.25.1
libjavascriptcoregtk-4_1-0-debuginfo - update to 2.38.3-150400.4.25.1
libjavascriptcoregtk-4_1-0 - update to 2.38.3-150400.4.25.1
WebKit2GTK-4.1-lang - update to 2.38.3-150400.4.25.1
libwebkit2gtk-4_1-0-32bit-debuginfo - update to 2.38.3-150400.4.25.1
libwebkit2gtk-4_1-0-32bit - update to 2.38.3-150400.4.25.1
libwebkit2gtk-4_0-37-32bit - update to 2.38.3-150400.4.25.1
libjavascriptcoregtk-4_1-0-32bit-debuginfo - update to 2.38.3-150400.4.25.1
libjavascriptcoregtk-4_1-0-32bit - update to 2.38.3-150400.4.25.1
libjavascriptcoregtk-4_0-18-32bit-debuginfo - update to 2.38.3-150400.4.25.1
libjavascriptcoregtk-4_0-18-32bit - update to 2.38.3-150400.4.25.1
webkit2gtk4-minibrowser-debuginfo - update to 2.38.3-150400.4.25.1
webkit2gtk4-minibrowser - update to 2.38.3-150400.4.25.1
webkit2gtk4-devel - update to 2.38.3-150400.4.25.1
webkit2gtk4-debugsource - update to 2.38.3-150400.4.25.1
webkit2gtk3-soup2-minibrowser-debuginfo - update to 2.38.3-150400.4.25.1
webkit2gtk3-soup2-minibrowser - update to 2.38.3-150400.4.25.1
webkit2gtk3-soup2-devel - update to 2.38.3-150400.4.25.1
webkit2gtk3-soup2-debugsource - update to 2.38.3-150400.4.25.1
webkit2gtk3-minibrowser-debuginfo - update to 2.38.3-150400.4.25.1
webkit2gtk3-minibrowser - update to 2.38.3-150400.4.25.1
webkit2gtk-5_0-injected-bundles-debuginfo - update to 2.38.3-150400.4.25.1
webkit2gtk-5_0-injected-bundles - update to 2.38.3-150400.4.25.1
webkit2gtk-4_1-injected-bundles-debuginfo - update to 2.38.3-150400.4.25.1
webkit2gtk-4_1-injected-bundles - update to 2.38.3-150400.4.25.1
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/HT213516
• https://webkitgtk.org/security/WSA-2022-0011.html
• https://blog.google/threat-analysis-group/spyware-vendors-use-0-days-and-n-days-against-popular-platforms/

• Remote code execution in Apple iOS
• Multiple vulnerabilities in WebKitGTK+ and WPE WebKit
• Multiple vulnerabilities in macOS Ventura
• Multiple vulnerabilities in Apple Safari
• Multiple vulnerabilities in Apple iOS 15 and iPadOS 15
• Multiple vulnerabilities in Apple tvOS
• Multiple vulnerabilities in Apple iOS 16 and iPadOS 16
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• Debian update for wpewebkit
• Debian update for webkit2gtk
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• Ubuntu update for webkit2gtk
• SUSE update for webkit2gtk3
• Multiple vulnerabilities in Oracle Linux
• Remote code execution in Apple iOS 12
• Gentoo update for WebKitGTK+
• Fedora 36 update for webkit2gtk3
• Fedora 37 update for webkitgtk
• Fedora 37 update for webkitgtk
• Anolis OS update for webkit2gtk3
• Red Hat Enterprise Linux 7 Extended Lifecycle Support update for webkitgtk4