About the security content of tvOS 15.3
This document describes the security content of tvOS 15.3.
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 updates page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
tvOS 15.3
ColorSync
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted file may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved validation.
CVE-2022-22584: Mickey Jin (@patch1t) of Trend Micro
Crash Reporter
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to gain root privileges
Description: A logic issue was addressed with improved validation.
CVE-2022-22578: Zhipeng Huo (@R3dF09) and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com)
iCloud
Available for: Apple TV 4K and Apple TV HD
Impact: An application may be able to access a user's files
Description: An issue existed within the path validation logic for symlinks. This issue was addressed with improved path sanitization.
CVE-2022-22585: Zhipeng Huo (@R3dF09) of Tencent Security Xuanwu Lab (https://xlab.tencent.com)
Kernel
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2022-22593: Peter Nguyễn Vũ Hoàng of STAR Labs
Model I/O
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted STL file may lead to unexpected application termination or arbitrary code execution
Description: An information disclosure issue was addressed with improved state management.
CVE-2022-22579: Mickey Jin (@patch1t) of Trend Micro
WebKit
Available for: Apple TV 4K and Apple TV HD
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A use after free issue was addressed with improved memory management.
CVE-2022-22590: Toan Pham from Team Orca of Sea Security (security.sea.com)
WebKit
Available for: Apple TV 4K and Apple TV HD
Impact: Processing maliciously crafted web content may prevent Content Security Policy from being enforced
Description: A logic issue was addressed with improved state management.
CVE-2022-22592: Prakash (@1lastBr3ath)
WebKit
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted mail message may lead to running arbitrary javascript
Description: A validation issue was addressed with improved input sanitization.
CVE-2022-22589: Heige of KnownSec 404 Team (knownsec.com) and Bo Qu of Palo Alto Networks (paloaltonetworks.com)
WebKit Storage
Available for: Apple TV 4K and Apple TV HD
Impact: A website may be able to track sensitive user information
Description: A cross-origin issue in the IndexDB API was addressed with improved input validation.
CVE-2022-22594: Martin Bajanik of FingerprintJS
Additional recognition
WebKit
We would like to acknowledge Prakash (@1lastBr3ath) and bo13oy of Cyber Kunlun Lab for their assistance.
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