APPLE-SA-2023-05-18-6 tvOS 16.5

tvOS 16.5 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/HT213761.

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

AppleMobileFileIntegrity
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to bypass Privacy preferences
Description: This issue was addressed with improved entitlements.
CVE-2023-32411: Mickey Jin (@patch1t)

Core Location
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to read sensitive location information
Description: The issue was addressed with improved handling of caches.
CVE-2023-32399: an anonymous researcher

CoreServices
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to bypass Privacy preferences
Description: This issue was addressed with improved redaction of
sensitive information.
CVE-2023-28191: Mickey Jin (@patch1t)

GeoServices
Available for: Apple TV 4K (all models) and Apple TV HD
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-2023-32392: an anonymous researcher

ImageIO
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: Processing an image may result in disclosure of process memory
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2023-32372: Meysam Firouzi of @R00tkitSMM Mbition mercedes-benz
innovation lab working with Trend Micro Zero Day Initiative

ImageIO
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: Processing an image may lead to arbitrary code execution
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2023-32384: Meysam Firouzi @R00tkitsmm working with Trend Micro Zero
Day Initiative

IOSurfaceAccelerator
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to disclose kernel memory
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2023-32354: Linus Henze of Pinauten GmbH (pinauten.de)

IOSurfaceAccelerator
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to cause unexpected system termination or
read kernel memory
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2023-32420: Linus Henze of Pinauten GmbH (pinauten.de)

Kernel
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: A type confusion issue was addressed with improved checks.
CVE-2023-27930: 08Tc3wBB of Jamf

Kernel
Available for: Apple TV 4K (all models) and Apple TV HD
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-2023-32398: Adam Doupé of ASU SEFCOM

Kernel
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to gain root privileges
Description: A race condition was addressed with improved state
handling.
CVE-2023-32413: Eloi Benoist-Vanderbeken (@elvanderb) from Synacktiv
(@Synacktiv) working with Trend Micro Zero Day Initiative

Metal
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to bypass Privacy preferences
Description: A logic issue was addressed with improved state management.
CVE-2023-32407: Gergely Kalman (@gergely_kalman)

Model I/O
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: Processing a 3D model may result in disclosure of process memory
Description: An out-of-bounds read was addressed with improved input
validation.
CVE-2023-32368: Mickey Jin (@patch1t)

NetworkExtension
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to read sensitive location information
Description: This  issue was addressed with improved redaction of
sensitive information.
CVE-2023-32403: an anonymous researcher

Sandbox
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to retain access to system configuration
files even after its permission is revoked
Description: An authorization issue was addressed with improved state
management.
CVE-2023-32357: Yiğit Can YILMAZ (@yilmazcanyigit), Koh M. Nakagawa of
FFRI Security, Inc., Kirin (@Pwnrin), Jeff Johnson (underpassapp.com),
and Csaba Fitzl (@theevilbit) of Offensive Security

Siri
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: A person with physical access to a device may be able to view
contact information from the lock screen
Description: The issue was addressed with improved checks.
CVE-2023-32394: Khiem Tran

SQLite
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to access data from other apps by enabling
additional SQLite logging
Description: This issue was addressed by adding additional SQLite
logging restrictions.
CVE-2023-32422: Gergely Kalman (@gergely_kalman)

StorageKit
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to modify protected parts of the file system
Description: This issue was addressed with improved entitlements.
CVE-2023-32376: Yiğit Can YILMAZ (@yilmazcanyigit)

System Settings
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app firewall setting may not take effect after exiting the
Settings app
Description: This issue was addressed with improved state management.
CVE-2023-28202: Satish Panduranga and an anonymous researcher

Telephony
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: A remote attacker may be able to cause unexpected app
termination or arbitrary code execution
Description: A use-after-free issue was addressed with improved memory
management.
CVE-2023-32412: Ivan Fratric of Google Project Zero

TV App
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to read sensitive location information
Description: The issue was addressed with improved handling of caches.
CVE-2023-32408: Adam M.

Weather
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to read sensitive location information
Description: This  issue was addressed with improved redaction of
sensitive information.
CVE-2023-32415: Wojciech Regula of SecuRing (wojciechregula.blog), and
an anonymous researcher

WebKit
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: Processing web content may disclose sensitive information
Description: An out-of-bounds read was addressed with improved input
validation.
WebKit Bugzilla: 255075
CVE-2023-32402: an anonymous researcher

WebKit
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: Processing web content may disclose sensitive information
Description: A buffer overflow issue was addressed with improved memory
handling.
WebKit Bugzilla: 254781
CVE-2023-32423: Ignacio Sanmillan (@ulexec)

WebKit
Available for: Apple TV 4K (all models) and Apple TV HD
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: Apple TV 4K (all models) and Apple TV HD
Impact: Processing web content may disclose sensitive information. Apple
is aware of a report that this issue may have been actively exploited.
Description: An out-of-bounds read was addressed with improved input
validation.
WebKit Bugzilla: 254930
CVE-2023-28204: an anonymous researcher

WebKit
Available for: Apple TV 4K (all models) and Apple TV HD
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.
Description: A use-after-free issue was addressed with improved memory
management.
WebKit Bugzilla: 254840
CVE-2023-32373: an anonymous researcher

Wi-Fi
Available for: Apple TV 4K (all models) and Apple TV HD
Impact: An app may be able to disclose kernel memory
Description: This  issue was addressed with improved redaction of
sensitive information.
CVE-2023-32389: Pan ZhenPeng (@Peterpan0927) of STAR Labs SG Pte. Ltd.

Additional recognition

Accounts
We would like to acknowledge Sergii Kryvoblotskyi of MacPaw Inc. for
their assistance.

CloudKit
We would like to acknowledge Iconic for their assistance.

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

Reminders
We would like to acknowledge Kirin (@Pwnrin) for their assistance.

Security
We would like to acknowledge Brandon Toms for their assistance.

Share Sheet
We would like to acknowledge Kirin (@Pwnrin) for their assistance.

Wallet
We would like to acknowledge James Duffy (mangoSecure) for their
assistance.

Apple TV will periodically check for software updates. Alternatively,
you may manually check for software updates by selecting “Settings ->
System -> Software Update -> Update Software.”  To check the current
version of software, select “Settings -> General -> About.”
All information is also posted on the Apple Security Updates
web site: https://support.apple.com/en-us/HT201222.