About the security content of tvOS 18.1

This document describes the security content of tvOS 18.1.

About Apple security updates

For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security releases page.

Apple security documents reference vulnerabilities by CVE-ID when possible.

For more information about security, see the Apple Product Security page.

tvOS 18.1

App Support

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: A malicious app may be able to run arbitrary shortcuts without user consent

Description: A path handling issue was addressed with improved logic.

CVE-2024-44255: an anonymous researcher

AppleAVD

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Parsing a maliciously crafted video file may lead to unexpected system termination

Description: The issue was addressed with improved bounds checks.

CVE-2024-44232: Ivan Fratric of Google Project Zero

CVE-2024-44233: Ivan Fratric of Google Project Zero

CVE-2024-44234: Ivan Fratric of Google Project Zero

CoreMedia Playback

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: A malicious app may be able to access private information

Description: This issue was addressed with improved handling of symlinks.

CVE-2024-44273: pattern-f (@pattern_F_), Hikerell of Loadshine Lab

CoreText

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Processing a maliciously crafted font may result in the disclosure of process memory

Description: The issue was addressed with improved checks.

CVE-2024-44240: Hossein Lotfi (@hosselot) of Trend Micro Zero Day Initiative

CVE-2024-44302: Hossein Lotfi (@hosselot) of Trend Micro Zero Day Initiative

Foundation

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Parsing a file may lead to disclosure of user information

Description: An out-of-bounds read was addressed with improved input validation.

CVE-2024-44282: Hossein Lotfi (@hosselot) of Trend Micro Zero Day Initiative

ImageIO

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Processing an image may result in disclosure of process memory

Description: This issue was addressed with improved checks.

CVE-2024-44215: Junsung Lee working with Trend Micro Zero Day Initiative

ImageIO

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Processing a maliciously crafted message may lead to a denial-of-service

Description: The issue was addressed with improved bounds checks.

CVE-2024-44297: Jex Amro

IOSurface

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: An app may be able to cause unexpected system termination or corrupt kernel memory

Description: A use-after-free issue was addressed with improved memory management.

CVE-2024-44285: an anonymous researcher

Kernel

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: An app may be able to leak sensitive kernel state

Description: An information disclosure issue was addressed with improved private data redaction for log entries.

CVE-2024-44239: Mateusz Krzywicki (@krzywix)

Managed Configuration

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Restoring a maliciously crafted backup file may lead to modification of protected system files

Description: This issue was addressed with improved handling of symlinks.

CVE-2024-44258: Hichem Maloufi, Christian Mina, Ismail Amzdak

MobileBackup

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Restoring a maliciously crafted backup file may lead to modification of protected system files

Description: A logic issue was addressed with improved file handling.

CVE-2024-44252: Nimrat Khalsa, Davis Dai, James Gill (@jjtech@infosec.exchange)

Pro Res

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: An app may be able to cause unexpected system termination or corrupt kernel memory

Description: The issue was addressed with improved memory handling.

CVE-2024-44277: an anonymous researcher and Yinyi Wu(@_3ndy1) from Dawn Security Lab of JD.com, Inc.

Security

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: A remote attacker may be able to cause a denial-of-service

Description: A denial-of-service issue was addressed with improved input validation.

CVE-2024-54538: Bing Shi, Wenchao Li and Xiaolong Bai of Alibaba Group, and Luyi Xing of Indiana University Bloomington

WebKit

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Cookies belonging to one origin may be sent to another origin

Description: A cookie management issue was addressed with improved state management.

CVE-2024-44212: Wojciech Regula of SecuRing (wojciechregula.blog)

WebKit

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

Description: The issue was addressed with improved checks.

CVE-2024-44296: Narendra Bhati, Manager of Cyber Security at Suma Soft Pvt. Ltd, Pune (India)

WebKit

Available for: Apple TV HD and Apple TV 4K (all models)

Impact: Processing maliciously crafted web content may lead to an unexpected process crash

Description: A memory corruption issue was addressed with improved input validation.

CVE-2024-44244: an anonymous researcher, Q1IQ (@q1iqF) and P1umer (@p1umer)

Additional recognition

ImageIO

We would like to acknowledge Amir Bazine and Karsten König of CrowdStrike Counter Adversary Operations, an anonymous researcher for their assistance.

NetworkExtension

We would like to acknowledge Patrick Wardle of DoubleYou & the Objective-See Foundation for their assistance.

Photos

We would like to acknowledge James Robertson for their assistance.