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APPLE-SA-10-25-2023-2 iOS 16.7.2 and iPadOS 16.7.2

iOS 16.7.2 and iPadOS 16.7.2 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/kb/HT213981.

Apple maintains a Security Updates page at
https://support.apple.com/HT201222 which lists recent
software updates with security advisories.

CoreAnimation
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: An app may be able to cause a denial-of-service
Description: The issue was addressed with improved memory handling.
CVE-2023-40449: Tomi Tokics (@tomitokics) of iTomsn0w

Find My
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: An app may be able to read sensitive location information
Description: The issue was addressed with improved handling of caches.
CVE-2023-40413: Adam M.

ImageIO
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: Processing an image may result in disclosure of process memory
Description: The issue was addressed with improved memory handling.
CVE-2023-40416: JZ

IOTextEncryptionFamily
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: The issue was addressed with improved memory handling.
CVE-2023-40423: an anonymous researcher

Kernel
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: An attacker that has already achieved kernel code execution may
be able to bypass kernel memory mitigations
Description: The issue was addressed with improved memory handling.
CVE-2023-42849: Linus Henze of Pinauten GmbH (pinauten.de)

Mail Drafts
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: Hide My Email may be deactivated unexpectedly
Description: An inconsistent user interface issue was addressed with
improved state management.
CVE-2023-40408: Grzegorz Riegel

mDNSResponder
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: A device may be passively tracked by its Wi-Fi MAC address
Description: This issue was addressed by removing the vulnerable code.
CVE-2023-42846: Talal Haj Bakry and Tommy Mysk of Mysk Inc. @mysk_co

Pro Res
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: The issue was addressed with improved memory handling.
CVE-2023-42841: Mingxuan Yang (@PPPF00L), happybabywu and Guang Gong of
360 Vulnerability Research Institute

Safari
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: Visiting a malicious website may reveal browsing history
Description: The issue was addressed with improved handling of caches.
CVE-2023-41977: Alex Renda

Siri
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: An attacker with physical access may be able to use Siri to
access sensitive user data
Description: This issue was addressed by restricting options offered on
a locked device.
CVE-2023-41997: Bistrit Dahla
CVE-2023-41982: Bistrit Dahla

Weather
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: An app may be able to access sensitive user data
Description: A privacy issue was addressed with improved private data
redaction for log entries.
CVE-2023-41254: Cristian Dinca of "Tudor Vianu" National High School of
Computer Science, Romania

WebKit
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: A user's password may be read aloud by VoiceOver
Description: This issue was addressed with improved redaction of
sensitive information.
WebKit Bugzilla: 248717
CVE-2023-32359: Claire Houston

WebKit
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: Processing web content may lead to arbitrary code execution
Description: The issue was addressed with improved memory handling.
WebKit Bugzilla: 259836
CVE-2023-40447: 이준성(Junsung Lee) of Cross Republic

WebKit
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: Processing web content may lead to arbitrary code execution
Description: A logic issue was addressed with improved checks.
WebKit Bugzilla: 260173
CVE-2023-42852: an anonymous researcher

WebKit
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: Processing web content may lead to arbitrary code execution
Description: A use-after-free issue was addressed with improved memory
management.
WebKit Bugzilla: 259890
CVE-2023-41976: 이준성(Junsung Lee)

WebKit Process Model
Available for: iPhone 8 and later, iPad Pro (all models), iPad Air 3rd
generation and later, iPad 5th generation and later, and iPad mini 5th
generation and later
Impact: Processing web content may lead to a denial-of-service
Description: The issue was addressed with improved memory handling.
WebKit Bugzilla: 260757
CVE-2023-41983: 이준성(Junsung Lee)

Additional recognition

libxml2
We would like to acknowledge OSS-Fuzz, Ned Williamson of Google Project
Zero for their assistance.

libarchive
We would like to acknowledge Bahaa Naamneh for their assistance.

WebKit
We would like to acknowledge an anonymous researcher for their
assistance.

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 16.7.2 and iPadOS 16.7.2".
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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