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APPLE-SA-03-05-2024-1 iOS 17.4 and iPadOS 17.4

iOS 17.4 and iPadOS 17.4 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/kb/HT214081.

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

Additional CVE entries coming soon.

Accessibility
Available for: iPhone XS and later, iPad Pro 12.9-inch 2nd generation
and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and
later, iPad Air 3rd generation and later, iPad 6th generation and later,
and iPad mini 5th generation and later
Impact: An app may be able to read sensitive location information
Description: A privacy issue was addressed with improved private data
redaction for log entries.
CVE-2024-23243: Cristian Dinca of "Tudor Vianu" National High School of
Computer Science, Romania

Kernel
Available for: iPhone XS and later, iPad Pro 12.9-inch 2nd generation
and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and
later, iPad Air 3rd generation and later, iPad 6th generation and later,
and iPad mini 5th generation and later
Impact: An attacker with arbitrary kernel read and write capability may
be able to bypass kernel memory protections. Apple is aware of a report
that this issue may have been exploited.
Description: A memory corruption issue was addressed with improved
validation.
CVE-2024-23225

RTKit
Available for: iPhone XS and later, iPad Pro 12.9-inch 2nd generation
and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and
later, iPad Air 3rd generation and later, iPad 6th generation and later,
and iPad mini 5th generation and later
Impact: An attacker with arbitrary kernel read and write capability may
be able to bypass kernel memory protections. Apple is aware of a report
that this issue may have been exploited.
Description: A memory corruption issue was addressed with improved
validation.
CVE-2024-23296

Safari Private Browsing
Available for: iPhone XS and later, iPad Pro 12.9-inch 2nd generation
and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and
later, iPad Air 3rd generation and later, iPad 6th generation and later,
and iPad mini 5th generation and later
Impact: A user's locked tabs may be briefly visible while switching tab
groups when Locked Private Browsing is enabled
Description: A logic issue was addressed with improved state management.
CVE-2024-23256: Om Kothawade

Additional recognition

AirDrop
We would like to acknowledge Cristian Dinca of "Tudor Vianu" National
High School of Computer Science, Romania for their assistance.

Mail Conversation View
We would like to acknowledge an anonymous researcher for their
assistance.

NetworkExtension
We would like to acknowledge Mathy Vanhoef (KU Leuven University) for
their assistance.

Settings
We would like to acknowledge Christian Scalese, Logan Ramgoon, Lucas
Monteiro, Daniel Monteiro, Felipe Monteiro, and Peter Watthey 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 17.4 and iPadOS 17.4".
All information is also posted on the Apple Security Releases
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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