-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 APPLE-SA-2018-1-23-4 tvOS 11.2.5 tvOS 11.2.5 is now available and addresses the following: Audio Available for: Apple TV 4K and Apple TV (4th generation) Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution Description: A memory corruption issue was addressed through improved input validation. CVE-2018-4094: Mingi Cho, MinSik Shin, Seoyoung Kim, Yeongho Lee and Taekyoung Kwon of the Information Security Lab, Yonsei University Core Bluetooth Available for: Apple TV 4K and Apple TV (4th generation) Impact: An application may be able to execute arbitrary code with system privileges Description: A memory corruption issue was addressed with improved memory handling. CVE-2018-4087: Rani Idan (@raniXCH) of Zimperium zLabs Team CVE-2018-4095: Rani Idan (@raniXCH) of Zimperium zLabs Team Kernel Available for: Apple TV 4K and Apple TV (4th generation) Impact: An application may be able to read restricted memory Description: A memory initialization issue was addressed through improved memory handling. CVE-2018-4090: Jann Horn of Google Project Zero Kernel Available for: Apple TV 4K and Apple TV (4th generation) Impact: An application may be able to read restricted memory Description: A race condition was addressed through improved locking. CVE-2018-4092: an anonymous researcher Kernel Available for: Apple TV 4K and Apple TV (4th generation) Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed through improved input validation. CVE-2018-4082: Russ Cox of Google Kernel Available for: Apple TV 4K and Apple TV (4th generation) Impact: An application may be able to read restricted memory Description: A validation issue was addressed with improved input sanitization. CVE-2018-4093: Jann Horn of Google Project Zero QuartzCore Available for: Apple TV 4K and Apple TV (4th generation) Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A memory corruption issue existed in the processing of web content. This issue was addressed through improved input validation. CVE-2018-4085: Ret2 Systems Inc. working with Trend Micro's Zero Day Initiative Security Available for: Apple TV 4K and Apple TV (4th generation) Impact: A certificate may have name constraints applied incorrectly Description: A certificate evaluation issue existed in the handling of name constraints. This issue was addressed through improved trust evaluation of certificates. CVE-2018-4086: Ian Haken of Netflix WebKit Available for: Apple TV 4K and Apple TV (4th generation) Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: Multiple memory corruption issues were addressed with improved memory handling. CVE-2018-4088: Jeonghoon Shin of Theori CVE-2018-4089: Ivan Fratric of Google Project Zero CVE-2018-4096: found by OSS-Fuzz Installation note: 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." Information will also be posted to the Apple Security Updates web site: https://support.apple.com/kb/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----- iQJdBAEBCgBHFiEEcuX4rtoRe4X62yWlg6PvjDRstEYFAlpng7kpHHByb2R1Y3Qt c2VjdXJpdHktbm9yZXBseUBsaXN0cy5hcHBsZS5jb20ACgkQg6PvjDRstEZBpxAA prOFNgYdkVj5Qho+Ppw6U/d4xQZKS614VPoD5cfOXR4SxOeDL00LxUkAwMLtIgJm uZI54DR7zaixBoR8Yms4GN2//TgBjG50wvfpuMQiSDP8LZ4WPcHYI/faDFH43yf7 rLDYYSXv8olAZU6w+sM858zuPjx/C5lqykDIOCPiFIZMY1XpLNhcaEyw0jhUYlYm t+KLLNyeXAmBRus/rB2WJk8vRYYwBm3Fz2VyKjUVpvc56ZfezmJTT9sfO/2Hbzaw stduwdsvhGUUpiK/D866xHniJMngTQjOChIjNiP8RG/BaYG/iKejgaVjdOb7ZUsJ vLbu6ctvg1UOMUHrfIotWOMI3LdJbTbTpjS9kCkLBj+ZO7jE+CKibflph7BDt0ND Cafdg34DGu2K3bcCL+CMzscWocw0hPkyYWsxuHatJVuXBEfXfFuzioGzU4FHEeDC tyRH6Fs+divJ23KEssbcieBP2JeA43j/ORjmigZYnAXb4Myge/NT/3eLzrJ9rfbP J6QyVU6Zv7jzXdxKdzTMPqNH3RFRhK4ukeHUq9S57Oh6oICAXA6mWCJnlLEB0kST qSunhULsrufCNVJ4KcfOWz5A0wYijbrylmsCSctaHrJs1nkdaZzNTwUZ/IYHP5Le qApCYj3ugwMg/wpWdqtOYaMYiwglfIxv9xcwpqetH5o= =7nmT -----END PGP SIGNATURE-----
