This document describes the security content of tvOS 10.1.1.
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.
For more information about security, see the Apple Product Security page. You can encrypt communications with Apple using the Apple Product Security PGP Key.
Apple security documents reference vulnerabilities by CVE-ID when possible.
Released January 23, 2017
APNs Server
Available for: Apple TV (4th generation)
Impact: An attacker in a privileged network position can track a user’s activity
Description: A client certificate was sent in plaintext. This issue was addressed through improved certificate handling.
CVE-2017-2383: Matthias Wachs and Quirin Scheitle of Technical University Munich (TUM)
Entry added March 28, 2017
Kernel
Available for: Apple TV (4th generation)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A buffer overflow issue was addressed through improved memory handling.
CVE-2017-2370: Ian Beer of Google Project Zero
Kernel
Available for: Apple TV (4th generation)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A use after free issue was addressed through improved memory management.
CVE-2017-2360: Ian Beer of Google Project Zero
libarchive
Available for: Apple TV (4th generation)
Impact: Unpacking a maliciously crafted archive may lead to arbitrary code execution
Description: A buffer overflow issue was addressed through improved memory handling.
CVE-2016-8687: Agostino Sarubbo of Gentoo
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may exfiltrate data cross-origin
Description: A prototype access issue was addressed through improved exception handling.
CVE-2017-2350: Gareth Heyes of Portswigger Web Security
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: Multiple memory corruption issues were addressed through improved memory handling.
CVE-2017-2354: Neymar of Tencent’s Xuanwu Lab (tencent.com) working with Trend Micro’s Zero Day Initiative
CVE-2017-2362: Ivan Fratric of Google Project Zero
CVE-2017-2373: Ivan Fratric of Google Project Zero
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A memory initialization issue was addressed through improved memory handling.
CVE-2017-2355: Team Pangu and lokihardt at PwnFest 2016
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: Multiple memory corruption issues were addressed through improved input validation.
CVE-2017-2356: Team Pangu and lokihardt at PwnFest 2016
CVE-2017-2369: Ivan Fratric of Google Project Zero
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may exfiltrate data cross-origin
Description: A validation issue existed in the handling of page loading. This issue was addressed through improved logic.
CVE-2017-2363: lokihardt of Google Project Zero
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may exfiltrate data cross-origin
Description: A validation issue existed in variable handling. This issue was addressed through improved validation.
CVE-2017-2365: lokihardt of Google Project Zero
WebKit hardening
We would like to acknowledge Ben Gras, Kaveh Razavi, Erik Bosman, Herbert Bos, and Cristiano Giuffrida of the vusec group at Vrije Universiteit Amsterdam for their assistance.
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Published Date: March 28, 2017