About the security content of tvOS 10.1
This document describes the security content of tvOS 10.1.
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.
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Apple security documents reference vulnerabilities by CVE-ID when possible.
tvOS 10.1
Audio
Available for: Apple TV (4th generation)
Impact: Processing a maliciously crafted file may lead to arbitrary code execution
Description: A memory corruption issue was addressed through improved input validation.
CVE-2016-7658: Haohao Kong of Keen Lab (@keen_lab) of Tencent
CVE-2016-7659: Haohao Kong of Keen Lab (@keen_lab) of Tencent
CoreFoundation
Available for: Apple TV (4th generation)
Impact: Processing malicious strings may lead to an unexpected application termination or arbitrary code execution
Description: A memory corruption issue existed in the processing of strings. This issue was addressed through improved bounds checking.
CVE-2016-7663: an anonymous researcher
CoreGraphics
Available for: Apple TV (4th generation)
Impact: Processing a maliciously crafted font file may lead to unexpected application termination
Description: A null pointer dereference was addressed through improved input validation.
CVE-2016-7627: TRAPMINE Inc. & Meysam Firouzi @R00tkitSMM
CoreMedia External Displays
Available for: Apple TV (4th generation)
Impact: A local application may be able to execute arbitrary code in the context of the mediaserver daemon
Description: A type confusion issue was addressed through improved memory handling.
CVE-2016-7655: Keen Lab working with Trend Micro’s Zero Day Initiative
CoreMedia Playback
Available for: Apple TV (4th generation)
Impact: Processing a maliciously crafted .mp4 file may lead to arbitrary code execution
Description: A memory corruption issue was addressed through improved memory handling.
CVE-2016-7588: dragonltx of Huawei 2012 Laboratories
CoreText
Available for: Apple TV (4th generation)
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: Multiple memory corruption issues existed in the handling of font files. These issues were addressed through improved bounds checking.
CVE-2016-7595: riusksk(泉哥) of Tencent Security Platform Department
CoreText
Available for: Apple TV (4th generation)
Impact: Processing a maliciously crafted string may lead to a denial of service
Description: An issue when rendering overlapping ranges was addressed through improved validation.
CVE-2016-7667: Nasser Al-Hadhrami (@fast_hack), Saif Al-Hinai (welcom_there) of Digital Unit (dgunit.com)
Disk Images
Available for: Apple TV (4th generation)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed through improved input validation.
CVE-2016-7616: daybreaker@Minionz working with Trend Micro's Zero Day Initiative
FontParser
Available for: Apple TV (4th generation)
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: Multiple memory corruption issues existed in the handling of font files. These issues were addressed through improved bounds checking.
CVE-2016-4691: riusksk(泉哥) of Tencent Security Platform Department
ICU
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A memory corruption issue was addressed through improved memory handling.
CVE-2016-7594: André Bargull
ImageIO
Available for: Apple TV (4th generation)
Impact: A remote attacker may be able to leak memory
Description: An out-of-bounds read was addressed through improved bounds checking.
CVE-2016-7643: Yangkang (@dnpushme) of Qihoo360 Qex Team
IOHIDFamily
Available for: Apple TV (4th generation)
Impact: A local application with system privileges may be able to execute arbitrary code with kernel privileges
Description: A use after free issue was addressed through improved memory management.
CVE-2016-7591: daybreaker of Minionz
IOKit
Available for: Apple TV (4th generation)
Impact: An application may be able to read kernel memory
Description: A memory corruption issue was addressed through improved input validation.
CVE-2016-7657: Keen Lab working with Trend Micro’s Zero Day Initiative
IOKit
Available for: Apple TV (4th generation)
Impact: A local user may be able to determine kernel memory layout
Description: A shared memory issue was addressed through improved memory handling.
CVE-2016-7714: Qidan He (@flanker_hqd) from KeenLab working with Trend Micro's Zero Day Initiative
JavaScriptCore
Available for: Apple TV (4th generation)
Impact: A script executing in a JavaScript sandbox may be able to access state outside that sandbox
Description: A validation issue existed in processing JavaScript. This issue was addressed through improved validation.
CVE-2016-4695: Mark S. Miller of Google
Kernel
Available for: Apple TV (4th generation)
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: Multiple memory corruption issues were addressed through improved input validation.
CVE-2016-7606: @cocoahuke, Chen Qin of Topsec Alpha Team (topsec.com)
CVE-2016-7612: Ian Beer of Google Project Zero
Kernel
Available for: Apple TV (4th generation)
Impact: An application may be able to read kernel memory
Description: An insufficient initialization issue was addressed by properly initializing memory returned to user space.
CVE-2016-7607: Brandon Azad
Kernel
Available for: Apple TV (4th generation)
Impact: A local user may be able to cause a system denial of service
Description: A denial of service issue was addressed through improved memory handling.
CVE-2016-7615: The UK's National Cyber Security Centre (NCSC)
Kernel
Available for: Apple TV (4th generation)
Impact: A local user may be able to cause an unexpected system termination or arbitrary code execution in the kernel
Description: A use after free issue was addressed through improved memory management.
CVE-2016-7621: Ian Beer of Google Project Zero
Kernel
Available for: Apple TV (4th generation)
Impact: A local user may be able to gain root privileges
Description: A memory corruption issue was addressed through improved input validation.
CVE-2016-7637: Ian Beer of Google Project Zero
Kernel
Available for: Apple TV (4th generation)
Impact: An application may be able to cause a denial of service
Description: A denial of service issue was addressed through improved memory handling.
CVE-2016-7647: Lufeng Li of Qihoo 360 Vulcan Team
libarchive
Available for: Apple TV (4th generation)
Impact: A local attacker may be able to overwrite existing files
Description: A validation issue existed in the handling of symlinks. This issue was addressed through improved validation of symlinks.
CVE-2016-7619: an anonymous researcher
Power Management
Available for: Apple TV (4th generation)
Impact: A local user may be able to gain root privileges
Description: An issue in mach port name references was addressed through improved validation.
CVE-2016-7661: Ian Beer of Google Project Zero
Profiles
Available for: Apple TV (4th generation)
Impact: Opening a maliciously crafted certificate may lead to arbitrary code execution
Description: A memory corruption issue existed in the handling of certificate profiles. This issue was addressed through improved input validation.
CVE-2016-7626: Maksymilian Arciemowicz (cxsecurity.com)
Security
Available for: Apple TV (4th generation)
Impact: An attacker may be able to exploit weaknesses in the 3DES cryptographic algorithm
Description: 3DES was removed as a default cipher.
CVE-2016-4693: Gaëtan Leurent and Karthikeyan Bhargavan from INRIA Paris
Security
Available for: Apple TV (4th generation)
Impact: An attacker in a privileged network position may be able to cause a denial of service
Description: A validation issue existed in the handling of OCSP responder URLs. This issue was addressed by verifying OCSP revocation status after CA validation and limiting the number of OCSP requests per certificate.
CVE-2016-7636: Maksymilian Arciemowicz (cxsecurity.com)
Security
Available for: Apple TV (4th generation)
Impact: Certificates may be unexpectedly evaluated as trusted
Description: A certificate evaluation issue existed in certificate validation. This issue was addressed through additional validation of certificates.
CVE-2016-7662: Apple
syslog
Available for: Apple TV (4th generation)
Impact: A local user may be able to gain root privileges
Description: An issue in mach port name references was addressed through improved validation.
CVE-2016-7660: Ian Beer of Google Project Zero
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-2016-4692: Apple
CVE-2016-7635: Apple
CVE-2016-7652: Apple
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may result in the disclosure of process memory
Description: A memory corruption issue was addressed through improved input validation.
CVE-2016-4743: Alan Cutter
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may result in the disclosure of user information
Description: A validation issue was addressed through improved state management.
CVE-2016-7586: Boris Zbarsky
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 state management.
CVE-2016-7587: Adam Klein
CVE-2016-7610: Zheng Huang of the Baidu Security Lab working with Trend Micro's Zero Day Initiative
CVE-2016-7611: an anonymous researcher working with Trend Micro's Zero Day Initiative
CVE-2016-7639: Tongbo Luo of Palo Alto Networks
CVE-2016-7640: Kai Kang of Tencent's Xuanwu Lab (tencent.com)
CVE-2016-7641: Kai Kang of Tencent's Xuanwu Lab (tencent.com)
CVE-2016-7642: Tongbo Luo of Palo Alto Networks
CVE-2016-7645: Kai Kang of Tencent's Xuanwu Lab (tencent.com)
CVE-2016-7646: Kai Kang of Tencent's Xuanwu Lab (tencent.com)
CVE-2016-7648: Kai Kang of Tencent's Xuanwu Lab (tencent.com)
CVE-2016-7649: Kai Kang of Tencent's Xuanwu Lab (tencent.com)
CVE-2016-7654: Keen Lab working with Trend Micro’s Zero Day Initiative
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A memory corruption issue was addressed through improved state management.
CVE-2016-7589: Apple
CVE-2016-7656: Keen Lab working with Trend Micro’s Zero Day Initiative
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may result in the disclosure of process memory
Description: An uninitialized memory access issue was addressed through improved memory initialization.
CVE-2016-7598: Samuel Groß
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may result in the disclosure of user information
Description: An issue existed in the handling of HTTP redirects. This issue was addressed through improved cross origin validation.
CVE-2016-7599: Muneaki Nishimura (nishimunea) of Recruit Technologies Co., Ltd.
WebKit
Available for: Apple TV (4th generation)
Impact: Processing maliciously crafted web content may lead to an unexpected application termination or arbitrary code execution
Description: A memory corruption issue was addressed through improved state management.
CVE-2016-7632: Jeonghoon Shin
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