-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

APPLE-SA-2023-07-24-3 iOS 15.7.8 and iPadOS 15.7.8

iOS 15.7.8 and iPadOS 15.7.8 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/kb/HT213842.

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

Apple Neural Engine
Available for devices with Apple Neural Engine: iPhone 8 and later, iPad
Pro (3rd generation) and later, iPad Air (3rd generation) and later, and
iPad mini (5th generation)
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: The issue was addressed with improved memory handling.
CVE-2023-23540: Mohamed GHANNAM (@_simo36)

Find My
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE
(1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch
(7th generation)
Impact: An app may be able to read sensitive location information
Description: A logic issue was addressed with improved restrictions.
CVE-2023-32416: Wojciech Regula of SecuRing (wojciechregula.blog)

Kernel
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE
(1st generation), iPad Air 2, iPad mini (4th generation), 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-2023-32441: Peter Nguyễn Vũ Hoàng (@peternguyen14) of STAR Labs SG
Pte. Ltd.

Kernel
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE
(1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch
(7th generation)
Impact: An app may be able to modify sensitive kernel state. Apple is
aware of a report that this issue may have been actively exploited
against versions of iOS released before iOS 15.7.1.
Description: This issue was addressed with improved state management.
CVE-2023-38606: Valentin Pashkov, Mikhail Vinogradov, Georgy Kucherin
(@kucher1n), Leonid Bezvershenko (@bzvr_), and Boris Larin (@oct0xor) of
Kaspersky

Kernel
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE
(1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch
(7th generation)
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: A use-after-free issue was addressed with improved memory
management.
CVE-2023-32433: Zweig of Kunlun Lab
CVE-2023-35993: Kaitao Xie and Xiaolong Bai of Alibaba Group

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE
(1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch
(7th generation)
Impact: A website may be able to bypass Same Origin Policy
Description: The issue was addressed with improved checks.
WebKit Bugzilla: 256549
CVE-2023-38572: Narendra Bhati (twitter.com/imnarendrabhati) of Suma
Soft Pvt. Ltd, Pune - India

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE
(1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch
(7th generation)
Impact: A remote attacker may be able to break out of Web Content
sandbox. Apple is aware of a report that this issue may have been
actively exploited.
Description: The issue was addressed with improved bounds checks.
WebKit Bugzilla: 255350
CVE-2023-32409: Clément Lecigne of Google's Threat Analysis Group and
Donncha Ó Cearbhaill of Amnesty International’s Security Lab

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE
(1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch
(7th generation)
Impact: Processing web content may lead to arbitrary code execution
Description: The issue was addressed with improved checks.
WebKit Bugzilla: 256865
CVE-2023-38594: Yuhao Hu

WebKit Process Model
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE
(1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch
(7th generation)
Impact: Processing web content may lead to arbitrary code execution
Description: The issue was addressed with improved checks.
WebKit Bugzilla: 258100
CVE-2023-38597: 이준성(Junsung Lee) of Cross Republic

WebKit Web Inspector
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE
(1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch
(7th generation)
Impact: Processing web content may disclose sensitive information
Description: The issue was addressed with improved checks.
WebKit Bugzilla: 256932
CVE-2023-38133: YeongHyeon Choi (@hyeon101010)

Additional recognition

Mail
We would like to acknowledge Parvez Anwar for their assistance.

WebRTC
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 15.7.8 and iPadOS 15.7.8".
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/
-----BEGIN PGP SIGNATURE-----
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=Mn3F
-----END PGP SIGNATURE-----