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APPLE-SA-2022-12-13-2 iOS 15.7.2 and iPadOS 15.7.2

iOS 15.7.2 and iPadOS 15.7.2 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/HT213531.

AppleAVD
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: Parsing a maliciously crafted video file may lead to kernel
code execution
Description: An out-of-bounds write issue was addressed with improved
input validation.
CVE-2022-46694: Andrey Labunets and Nikita Tarakanov

AVEVideoEncoder
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: A logic issue was addressed with improved checks.
CVE-2022-42848: ABC Research s.r.o

File System
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: An app may be able to break out of its sandbox
Description: This issue was addressed with improved checks.
CVE-2022-42861: pattern-f (@pattern_F_) of Ant Security Light-Year
Lab

Graphics Driver
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: Parsing a maliciously crafted video file may lead to
unexpected system termination
Description: The issue was addressed with improved memory handling.
CVE-2022-42846: Willy R. Vasquez of The University of Texas at Austin

IOHIDFamily
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: A race condition was addressed with improved state
handling.
CVE-2022-42864: Tommy Muir (@Muirey03)

iTunes Store
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: A remote user may be able to cause unexpected app termination
or arbitrary code execution
Description: An issue existed in the parsing of URLs. This issue was
addressed with improved input validation.
CVE-2022-42837: Weijia Dai (@dwj1210) of Momo Security

Kernel
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: A race condition was addressed with additional
validation.
CVE-2022-46689: Ian Beer of Google Project Zero

libxml2
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: A remote user may be able to cause unexpected app termination
or arbitrary code execution
Description: An integer overflow was addressed through improved input
validation.
CVE-2022-40303: Maddie Stone of Google Project Zero

libxml2
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: A remote user may be able to cause unexpected app termination
or arbitrary code execution
Description: This issue was addressed with improved checks.
CVE-2022-40304: Ned Williamson and Nathan Wachholz of Google Project
Zero

ppp
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: The issue was addressed with improved memory handling.
CVE-2022-42840: an anonymous researcher

Preferences
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: An app may be able to use arbitrary entitlements
Description: A logic issue was addressed with improved state
management.
CVE-2022-42855: Ivan Fratric of Google Project Zero

Safari
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: Visiting a website that frames malicious content may lead to
UI spoofing
Description: A spoofing issue existed in the handling of URLs. This
issue was addressed with improved input validation.
CVE-2022-46695: KirtiKumar Anandrao Ramchandani

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory consumption issue was addressed with improved
memory handling.
WebKit Bugzilla: 245466
CVE-2022-46691: an anonymous researcher

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: Processing maliciously crafted web content may result in the
disclosure of process memory
Description: The issue was addressed with improved memory handling.
CVE-2022-42852: hazbinhotel working with Trend Micro Zero Day
Initiative

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: Processing maliciously crafted web content may bypass Same
Origin Policy
Description: A logic issue was addressed with improved state
management.
WebKit Bugzilla: 246783
CVE-2022-46692: KirtiKumar Anandrao Ramchandani

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: A memory corruption issue was addressed with improved
input validation.
WebKit Bugzilla: 247562
CVE-2022-46700: Samuel Groß of Google V8 Security

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone
SE (1st generation), iPad Pro (all models), iPad Air 2 and later,
iPad 5th generation and later, iPad mini 4 and later, and iPod touch
(7th generation)
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Apple is aware of a report that this issue
may have been actively exploited against versions of iOS released
before iOS 15.1.
Description: A type confusion issue was addressed with improved state
handling.
WebKit Bugzilla: 248266
CVE-2022-42856: Clément Lecigne of Google's Threat Analysis Group

This update is available through iTunes and Software Update on your
iOS device, and will not appear in your computer's Software Update
application, or in the Apple Downloads site. Make sure you have an
Internet connection and have installed the latest version of iTunes
from https://www.apple.com/itunes/  iTunes and Software Update on the
device will automatically check Apple's update server on its weekly
schedule. When an update is detected, it is downloaded and the option
to be installed is presented to the user when the iOS device is
docked. We recommend applying the update immediately if possible.
Selecting Don't Install will present the option the next time you
connect your iOS device.  The automatic update process may take up to
a week depending on the day that iTunes or the device checks for
updates. You may manually obtain the update via the Check for Updates
button within iTunes, or the Software Update on your device.  To
check that the iPhone, iPod touch, or iPad has been updated:  *
Navigate to Settings * Select General * Select About. The version
after applying this update will be "iOS 15.7.2 and iPadOS 15.7.2".
All information is also posted on the Apple Security Updates
web site: https://support.apple.com/en-us/HT201222.

This message is signed with Apple's Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/
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