site_archiver@lists.apple.com Delivered-To: security-announce@lists.apple.com -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2022-07-20-5 tvOS 15.6 tvOS 15.6 addresses the following issues. Information about the security content is also available at https://support.apple.com/HT213342. APFS Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app with root privileges may be able to execute arbitrary code with kernel privileges Description: The issue was addressed with improved memory handling. CVE-2022-32832: Tommy Muir (@Muirey03) AppleAVD Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A remote user may be able to cause kernel code execution Description: A buffer overflow issue was addressed with improved bounds checking. CVE-2022-32788: Natalie Silvanovich of Google Project Zero AppleAVD Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to disclose kernel memory Description: The issue was addressed with improved memory handling. CVE-2022-32824: Antonio Zekic (@antoniozekic) and John Aakerblom (@jaakerblom) AppleMobileFileIntegrity Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to gain root privileges Description: An authorization issue was addressed with improved state management. CVE-2022-32826: Mickey Jin (@patch1t) of Trend Micro Audio Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to execute arbitrary code with kernel privileges Description: An out-of-bounds write issue was addressed with improved input validation. CVE-2022-32820: an anonymous researcher Audio Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to disclose kernel memory Description: The issue was addressed with improved memory handling. CVE-2022-32825: John Aakerblom (@jaakerblom) CoreMedia Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to disclose kernel memory Description: The issue was addressed with improved memory handling. CVE-2022-32828: Antonio Zekic (@antoniozekic) and John Aakerblom (@jaakerblom) CoreText Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A remote user may cause an unexpected app termination or arbitrary code execution Description: The issue was addressed with improved bounds checks. CVE-2022-32839: STAR Labs (@starlabs_sg) File System Events Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to gain root privileges Description: A logic issue was addressed with improved state management. CVE-2022-32819: Joshua Mason of Mandiant GPU Drivers Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to disclose kernel memory Description: Multiple out-of-bounds write issues were addressed with improved bounds checking. CVE-2022-32793: an anonymous researcher GPU Drivers Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved validation. CVE-2022-32821: John Aakerblom (@jaakerblom) iCloud Photo Library Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to access sensitive user information Description: An information disclosure issue was addressed by removing the vulnerable code. CVE-2022-32849: Joshua Jones ICU 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: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2022-32787: Dohyun Lee (@l33d0hyun) of SSD Secure Disclosure Labs & DNSLab, Korea Univ. ImageIO Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: Processing a maliciously crafted image may result in disclosure of process memory Description: The issue was addressed with improved memory handling. CVE-2022-32841: hjy79425575 ImageIO Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: Processing a maliciously crafted file may lead to arbitrary code execution Description: A logic issue was addressed with improved checks. CVE-2022-32802: Ivan Fratric of Google Project Zero, Mickey Jin (@patch1t) ImageIO Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: Processing a maliciously crafted image may lead to disclosure of user information Description: An out-of-bounds read issue was addressed with improved bounds checking. CVE-2022-32830: Ye Zhang (@co0py_Cat) of Baidu Security Kernel Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app with root privileges may be able to execute arbitrary code with kernel privileges Description: The issue was addressed with improved memory handling. CVE-2022-32813: Xinru Chi of Pangu Lab CVE-2022-32815: Xinru Chi of Pangu Lab Kernel Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to disclose kernel memory Description: An out-of-bounds read issue was addressed with improved bounds checking. CVE-2022-32817: Xinru Chi of Pangu Lab Kernel Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app with arbitrary kernel read and write capability may be able to bypass Pointer Authentication Description: A logic issue was addressed with improved state management. CVE-2022-32844: Sreejith Krishnan R (@skr0x1c0) Liblouis Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may cause unexpected app termination or arbitrary code execution Description: This issue was addressed with improved checks. CVE-2022-26981: Hexhive (hexhive.epfl.ch), NCNIPC of China (nipc.org.cn) libxml2 Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to leak sensitive user information Description: A memory initialization issue was addressed with improved memory handling. CVE-2022-32823 Multi-Touch Available for: Apple TV 4K, Apple TV 4K (2nd generation), 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-2022-32814: Pan ZhenPeng (@Peterpan0927) Software Update Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A user in a privileged network position can track a user’s activity Description: This issue was addressed by using HTTPS when sending information over the network. CVE-2022-32857: Jeffrey Paul (sneak.berlin) WebKit Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: Visiting a website that frames malicious content may lead to UI spoofing Description: The issue was addressed with improved UI handling. WebKit Bugzilla: 239316 CVE-2022-32816: Dohyun Lee (@l33d0hyun) of SSD Secure Disclosure Labs & DNSLab, Korea Univ. 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: An out-of-bounds write issue was addressed with improved input validation. WebKit Bugzilla: 240720 CVE-2022-32792: Manfred Paul (@_manfp) working with Trend Micro Zero Day Initiative Wi-Fi Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: An app may be able to cause unexpected system termination or write kernel memory Description: This issue was addressed with improved checks. CVE-2022-32837: Wang Yu of Cyberserval Wi-Fi Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD Impact: A remote user may be able to cause unexpected system termination or corrupt kernel memory Description: This issue was addressed with improved checks. CVE-2022-32847: Wang Yu of Cyberserval Additional recognition 802.1X We would like to acknowledge Shin Sun of National Taiwan University for their assistance. AppleMobileFileIntegrity We would like to acknowledge Csaba Fitzl (@theevilbit) of Offensive Security, Mickey Jin (@patch1t) of Trend Micro, and Wojciech Reguła (@_r3ggi) of SecuRing for their assistance. configd We would like to acknowledge Csaba Fitzl (@theevilbit) of Offensive Security, Mickey Jin (@patch1t) of Trend Micro, and Wojciech Reguła (@_r3ggi) of SecuRing 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. This message is signed with Apple's Product Security PGP key, and details are available at: https://www.apple.com/support/security/pgp/ -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEePiLW1MrMjw19XzoeC9qKD1prhgFAmLYeuUACgkQeC9qKD1p rhgqhA//RvdwRWv4x9V+fyJIcdfoFcXnJ/E5rxv6BQjpWnVcFRa/QKVU5lu7AbMk g6R+txpMiG1JAMqAB4oySZMtlxg0RVjCK3vBRy6v61uhBM5IgupHVZeXRVdYNGlJ yitKP7fFbYBuZ9+wcXNE8zeKpF+dUsz0T6CNh4bo6kStyBH5RqpWdPmX5XBtwwf7 /czmfRLrhqcWdhkXJ99yN+836TFtqnUDddJRCx0DRXLYuZCXTe2QwqY6F7d+JrCO P5XN3WntDeYZ6Yn7OK4a1KWdQ9DaKfbpVU/3iC5gFbwLkejzt7rk7QohxetWPooK kD6VMT+lnAS6jDqlLqnb+JLZKM353VQEW5lvLs2/UO0IqP/dSAJwHopikooKPcs+ KegPiZ8O9OEiYBuVAXZiGgQYFhx3eFu+BWoSSsX3JVSsYPQE1ehF8wy5PbjpK9ru 7/s9ZpOpl0rTiBUxMc/yTZbJ2BBZf9lMCykhciQ5wZC5tmfELFnhszQEiBM9mN3K ea5jRTobOq8gU/nb4AZbnVFMJ+gX60w8ZlvGI+E+bnEZq+tBlXFHMZ63avjsYarQ D+2Gs4FtmeAEc7/vJ8RY3RI4mqu+9rMaxniPjsLCY8Kl5OvSYJrbs4YL+dqxe7Mp 20mn2COHtyFEEOoh+NVY1XuzSoDX4TeDBxpuqH5l9MV4TMFUh4M= =i68Z -----END PGP SIGNATURE----- _______________________________________________ Do not post admin requests to the list. 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