site_archiver@lists.apple.com Delivered-To: security-announce@lists.apple.com -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2020-03-24-3 tvOS 13.4 tvOS 13.4 is now available and addresses the following: ActionKit Available for: Apple TV 4K and Apple TV HD Impact: An application may be able to use an SSH client provided by private frameworks Description: This issue was addressed with a new entitlement. CVE-2020-3917: Steven Troughton-Smith (@stroughtonsmith) AppleMobileFileIntegrity Available for: Apple TV 4K and Apple TV HD Impact: An application may be able to use arbitrary entitlements Description: This issue was addressed with improved checks. CVE-2020-3883: Linus Henze (pinauten.de) Icons Available for: Apple TV 4K and Apple TV HD Impact: A malicious application may be able to identify what other applications a user has installed Description: The issue was addressed with improved handling of icon caches. CVE-2020-9773: Chilik Tamir of Zimperium zLabs Image Processing Available for: Apple TV 4K and Apple TV HD Impact: An application may be able to execute arbitrary code with system privileges Description: A use after free issue was addressed with improved memory management. CVE-2020-9768: Mohamed Ghannam (@_simo36) IOHIDFamily 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 memory initialization issue was addressed with improved memory handling. CVE-2020-3919: an anonymous researcher Kernel Available for: Apple TV 4K and Apple TV HD Impact: An application may be able to read restricted memory Description: A memory initialization issue was addressed with improved memory handling. CVE-2020-3914: pattern-f (@pattern_F_) of WaCai 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: Multiple memory corruption issues were addressed with improved state management. CVE-2020-9785: Proteas of Qihoo 360 Nirvan Team libxml2 Available for: Apple TV 4K and Apple TV HD Impact: Multiple issues in libxml2 Description: A buffer overflow was addressed with improved bounds checking. CVE-2020-3909: LGTM.com CVE-2020-3911: found by OSS-Fuzz libxml2 Available for: Apple TV 4K and Apple TV HD Impact: Multiple issues in libxml2 Description: A buffer overflow was addressed with improved size validation. CVE-2020-3910: LGTM.com WebKit Available for: Apple TV 4K 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 memory handling. CVE-2020-3895: grigoritchy CVE-2020-3900: Dongzhuo Zhao working with ADLab of Venustech WebKit Available for: Apple TV 4K and Apple TV HD Impact: An application may be able to read restricted memory Description: A race condition was addressed with additional validation. CVE-2020-3894: Sergei Glazunov of Google Project Zero WebKit Available for: Apple TV 4K and Apple TV HD Impact: A remote attacker may be able to cause arbitrary code execution Description: A memory consumption issue was addressed with improved memory handling. CVE-2020-3899: found by OSS-Fuzz WebKit Available for: Apple TV 4K and Apple TV HD Impact: Processing maliciously crafted web content may lead to a cross site scripting attack Description: An input validation issue was addressed with improved input validation. CVE-2020-3902: Yiğit Can YILMAZ (@yilmazcanyigit) WebKit Available for: Apple TV 4K and Apple TV HD Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A type confusion issue was addressed with improved memory handling. CVE-2020-3901: Benjamin Randazzo (@____benjamin) WebKit Available for: Apple TV 4K and Apple TV HD Impact: A download's origin may be incorrectly associated Description: A logic issue was addressed with improved restrictions. CVE-2020-3887: Ryan Pickren (ryanpickren.com) WebKit Available for: Apple TV 4K and Apple TV HD Impact: Processing maliciously crafted web content may lead to code execution Description: A use after free issue was addressed with improved memory management. CVE-2020-9783: Apple WebKit Available for: Apple TV 4K and Apple TV HD Impact: A remote attacker may be able to cause arbitrary code execution Description: A type confusion issue was addressed with improved memory handling. CVE-2020-3897: Brendan Draper (@6r3nd4n) working with Trend Micro’s Zero Day Initiative WebKit Page Loading Available for: Apple TV 4K and Apple TV HD Impact: A file URL may be incorrectly processed Description: A logic issue was addressed with improved restrictions. CVE-2020-3885: Ryan Pickren (ryanpickren.com) Additional recognition FontParser We would like to acknowledge Matthew Denton of Google Chrome for their assistance. Kernel We would like to acknowledge Siguza for their assistance. LinkPresentation We would like to acknowledge Travis for their assistance. WebKit We would like to acknowledge Emilio Cobos Álvarez of Mozilla, Samuel Groß of Google Project Zero, and an anonymous researcher for their assistance. 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." -----BEGIN PGP SIGNATURE----- Version: BCPG v1.64 iQIcBAEDCAAGBQJeejDRAAoJEAc+Lhnt8tDNZuMQAI9k7Sjmm3XY6UlU2QKZHjVF DvG7/GYla0OrGW2iN8FNVkIAbt49B3s89o1A2G2B09MqhDacoM5HTn4kDBe1UP5e aeLWN3Lb/K3Lbh7hCAyhF2xVf0RuGcMLmdrBiXt0yixk+Enhr7CQgr3Y/c1DYTiz aGj8iHgLT9jEXXEnM65UItxYwWaI99fgMD3lHM2PrvQtrfrGr+od9mECTLtFjjyR 3qKFTD4eFd9OpkL9ATHPzUVfnPQpg0KQW1aFeeKEE9JWtIvkse7nMDGyCzeKUAmy ZtPmoASabzM8tNSzk85FJasNcdiEcNDhNHGNjFvmDjb3e7zAeTT9HSjWwQ2foFYC ZHRkCssrVLV8gW+xZdADk3960yj6QEBTlM2PS/3Mns5yb8v3QGHU9CV/xVhsdOYh +x3hkGDD178hHvJkcYTBqmedWij99m0XhyNv8Hn/xmMm+p36XjwYa8LhhIulmstH l1qW2FptA5gnx1yxLfXZLB3CY2XOMSt9cDqjWyGhnt9hLLshTmLj1lNTiJ3X9KyY DRYDm7bunrFdBCQlu1JJ6POW3jvJjkUa2RmpZlOD/wX8rmli+/q+7LMKQXIor/Ys sB9BoU6xZwBGQK2n9SGeElHsuKPd0e7Ai8sbFESy7QrY56GUXNx6e3hnbg/HsnAz LHsPwi0KWGkdif8r+SvV =Fyl6 -----END PGP SIGNATURE----- _______________________________________________ Do not post admin requests to the list. 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