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About the security content of tvOS 15.5

Description

# About the security content of tvOS 15.5 This document describes the security content of tvOS 15.5. ## 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](<https://support.apple.com/kb/HT201222>) page. Apple security documents reference vulnerabilities by [CVE-ID](<http://cve.mitre.org/about/>) when possible. For more information about security, see the [Apple Product Security](<https://support.apple.com/kb/HT201220>) page. ![](/library/content/dam/edam/applecare/images/en_US/mac_apps/itunes/divider.png) ## tvOS 15.5 Released May 16, 2022 **AppleAVD** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An application may be able to execute arbitrary code with kernel privileges Description: A use after free issue was addressed with improved memory management. CVE-2022-26702: an anonymous researcher **AppleAVD** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited. Description: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2022-22675: an anonymous researcher **AuthKit** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A local user may be able to enable iCloud Photos without authentication Description: An authentication issue was addressed with improved state management. CVE-2022-26724: Jorge A. Caballero (@DataDrivenMD) **AVEVideoEncoder** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An application may be able to execute arbitrary code with kernel privileges Description: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2022-26736: an anonymous researcher CVE-2022-26737: an anonymous researcher CVE-2022-26738: an anonymous researcher CVE-2022-26739: an anonymous researcher CVE-2022-26740: an anonymous researcher **DriverKit** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A malicious application may be able to execute arbitrary code with system privileges Description: An out-of-bounds access issue was addressed with improved bounds checking. CVE-2022-26763: Linus Henze of Pinauten GmbH (pinauten.de) **ImageIO** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: An integer overflow was addressed with improved input validation. CVE-2022-26711: actae0n of Blacksun Hackers Club working with Trend Micro Zero Day Initiative **IOKit** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An application may be able to execute arbitrary code with kernel privileges Description: A race condition was addressed with improved locking. CVE-2022-26701: chenyuwang (@mzzzz__) of Tencent Security Xuanwu Lab **IOMobileFrameBuffer** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved state management. CVE-2022-26768: an anonymous researcher **IOSurfaceAccelerator** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved state management. CVE-2022-26771: an anonymous researcher **Kernel** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved validation. CVE-2022-26714: Peter Nguyễn Vũ Hoàng (@peternguyen14) of STAR Labs (@starlabs_sg) **Kernel** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An application may be able to execute arbitrary code with kernel privileges Description: A use after free issue was addressed with improved memory management. CVE-2022-26757: Ned Williamson of Google Project Zero **Kernel** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations Description: A memory corruption issue was addressed with improved validation. CVE-2022-26764: Linus Henze of Pinauten GmbH (pinauten.de) **Kernel** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication Description: A race condition was addressed with improved state handling. CVE-2022-26765: Linus Henze of Pinauten GmbH (pinauten.de) **LaunchServices** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A sandboxed process may be able to circumvent sandbox restrictions Description: An access issue was addressed with additional sandbox restrictions on third-party applications. CVE-2022-26706: Arsenii Kostromin (0x3c3e), Jonathan Bar Or of Microsoft Entry updated July 6, 2022 **libresolv** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An attacker may be able to cause unexpected application termination or arbitrary code execution Description: An integer overflow was addressed with improved input validation. CVE-2022-26775: Max Shavrick (@_mxms) of the Google Security Team Entry added June 21, 2022 **libresolv** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An attacker may be able to cause unexpected application termination or arbitrary code execution Description: This issue was addressed with improved checks. CVE-2022-26708: Max Shavrick (@_mxms) of the Google Security Team Entry added June 21, 2022 **libresolv** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A remote user may be able to cause a denial-of-service Description: This issue was addressed with improved checks. CVE-2022-32790: Max Shavrick (@_mxms) of the Google Security Team Entry added June 21, 2022 **libresolv** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An attacker may be able to cause unexpected application termination or arbitrary code execution Description: This issue was addressed with improved checks. CVE-2022-26776: Max Shavrick (@_mxms) of the Google Security Team, Zubair Ashraf of Crowdstrike Entry added June 21, 2022 **libxml2** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: A use after free issue was addressed with improved memory management. CVE-2022-23308 **Security** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A malicious app may be able to bypass signature validation Description: A certificate parsing issue was addressed with improved checks. CVE-2022-26766: Linus Henze of Pinauten GmbH (pinauten.de) **WebKit** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: Processing maliciously crafted web content may lead to code execution Description: A memory corruption issue was addressed with improved state management. WebKit Bugzilla: 238178 CVE-2022-26700: ryuzaki **WebKit** Available for: Apple TV 4K, Apple TV 4K (2nd generation), 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. WebKit Bugzilla: 236950 CVE-2022-26709: Chijin Zhou of ShuiMuYuLin Ltd and Tsinghua wingtecher lab WebKit Bugzilla: 237475 CVE-2022-26710: Chijin Zhou of ShuiMuYuLin Ltd and Tsinghua wingtecher lab WebKit Bugzilla: 238171 CVE-2022-26717: Jeonghoon Shin of Theori **WebKit** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved state management. WebKit Bugzilla: 238183 CVE-2022-26716: SorryMybad (@S0rryMybad) of Kunlun Lab WebKit Bugzilla: 238699 CVE-2022-26719: Dongzhuo Zhao working with ADLab of Venustech **Wi-Fi** Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A malicious application may disclose restricted memory Description: A memory corruption issue was addressed with improved validation. CVE-2022-26745: Scarlet Raine Entry updated July 6, 2022 ![](/library/content/dam/edam/applecare/images/en_US/mac_apps/itunes/divider.png) ## Additional recognition **AppleMobileFileIntegrity** We would like to acknowledge Wojciech Reguła (@_r3ggi) of SecuRing for their assistance. **WebKit** We would like to acknowledge James Lee and an anonymous researcher for their assistance. Entry updated May 25, 2022 Information about products not manufactured by Apple, or independent websites not controlled or tested by Apple, is provided without recommendation or endorsement. Apple assumes no responsibility with regard to the selection, performance, or use of third-party websites or products. Apple makes no representations regarding third-party website accuracy or reliability. [Contact the vendor](<http://support.apple.com/kb/HT2693>) for additional information. Published Date: July 06, 2022


Affected Software


CPE Name Name Version
tvos 15.5

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