About the security content of tvOS 14.0
This document describes the security content of tvOS 14.0.
About Apple security updates
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Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
tvOS 14.0
Assets
Available for: Apple TV 4K and Apple TV HD
Impact: An attacker may be able to misuse a trust relationship to download malicious content
Description: A trust issue was addressed by removing a legacy API.
CVE-2020-9979: CodeColorist of LightYear Security Lab of AntGroup
Audio
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to read restricted memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2020-9943: JunDong Xie of Ant Group Light-Year Security Lab
Audio
Available for: Apple TV 4K and Apple TV HD
Impact: An application may be able to read restricted memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2020-9944: JunDong Xie of Ant Group Light-Year Security Lab
CoreAudio
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-9960: JunDong Xie and Xingwei Lin of Ant Security Light-Year Lab
CoreAudio
Available for: Apple TV 4K and Apple TV HD
Impact: Playing a malicious audio file may lead to arbitrary code execution
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2020-9954: Francis working with Trend Micro Zero Day Initiative, JunDong Xie of Ant Group Light-Year Security Lab
CoreCapture
Available for: Apple TV 4K and Apple TV HD
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A use after free issue was addressed with improved memory management.
CVE-2020-9949: Proteas
CoreText
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted text file may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved state management.
CVE-2020-9999: Apple
Disk Images
Available for: Apple TV 4K and Apple TV HD
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-9965: Proteas
CVE-2020-9966: Proteas
FontParser
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to read restricted memory
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-29629: an anonymous researcher
FontParser
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-9956: Mickey Jin and Junzhi Lu of Trend Micro Mobile Security Research Team working with Trend Micro’s Zero Day Initiative
FontParser
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: A buffer overflow was addressed with improved size validation.
CVE-2020-9962: Yiğit Can YILMAZ (@yilmazcanyigit)
FontParser
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation.
CVE-2020-27931: Apple
FontParser
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted font may result in the disclosure of process memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2020-29639: Mickey Jin & Qi Sun of Trend Micro working with Trend Micro's Zero Day Initiative
HomeKit
Available for: Apple TV 4K and Apple TV HD
Impact: An attacker in a privileged network position may be able to unexpectedly alter application state
Description: This issue was addressed with improved setting propagation.
CVE-2020-9978: Luyi Xing, Dongfang Zhao, and Xiaofeng Wang of Indiana University Bloomington, Yan Jia of Xidian University and University of Chinese Academy of Sciences, and Bin Yuan of HuaZhong University of Science and Technology
ImageIO
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted tiff file may lead to a denial-of-service or potentially disclose memory contents
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-36521: Xingwei Lin of Ant-Financial Light-Year Security Lab
ImageIO
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2020-9961: Xingwei Lin of Ant Security Light-Year Lab
ImageIO
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2020-9955: Mickey Jin of Trend Micro, Xingwei Lin of Ant Security Light-Year Lab
ImageIO
Available for: Apple TV 4K and Apple TV HD
Impact: Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2020-9876: Mickey Jin of Trend Micro
Kernel
Available for: Apple TV 4K and Apple TV HD
Impact: A remote attacker may be able to cause unexpected system termination or corrupt kernel memory
Description: Multiple memory corruption issues were addressed with improved input validation.
CVE-2020-9967: Alex Plaskett (@alexjplaskett)
Kernel
Available for: Apple TV 4K and Apple TV HD
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A use after free issue was addressed with improved memory management.
CVE-2020-9975: Tielei Wang of Pangu Lab
Keyboard
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to leak sensitive user information
Description: A logic issue was addressed with improved state management.
CVE-2020-9976: Rias A. Sherzad of JAIDE GmbH in Hamburg, Germany
libxml2
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted file may lead to arbitrary code execution
Description: A use after free issue was addressed with improved memory management.
CVE-2020-9981: found by OSS-Fuzz
libxpc
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to elevate privileges
Description: A logic issue was addressed with improved validation.
CVE-2020-9971: Zhipeng Huo (@R3dF09) of Tencent Security Xuanwu Lab
Sandbox
Available for: Apple TV 4K and Apple TV HD
Impact: A local user may be able to view senstive user information
Description: An access issue was addressed with additional sandbox restrictions.
CVE-2020-9969: Wojciech Reguła of SecuRing (wojciechregula.blog)
Sandbox
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to access restricted files
Description: A logic issue was addressed with improved restrictions.
CVE-2020-9968: Adam Chester (@_xpn_) of TrustedSec
SQLite
Available for: Apple TV 4K and Apple TV HD
Impact: A remote attacker may be able to cause a denial of service
Description: This issue was addressed with improved checks.
CVE-2020-13434
CVE-2020-13435
CVE-2020-9991
SQLite
Available for: Apple TV 4K and Apple TV HD
Impact: Multiple issues in SQLite
Description: Multiple issues were addressed by updating SQLite to version 3.32.3.
CVE-2020-15358
SQLite
Available for: Apple TV 4K and Apple TV HD
Impact: A maliciously crafted SQL query may lead to data corruption
Description: This issue was addressed with improved checks.
CVE-2020-13631
SQLite
Available for: Apple TV 4K and Apple TV HD
Impact: A remote attacker may be able to leak memory
Description: An information disclosure issue was addressed with improved state management.
CVE-2020-9849
SQLite
Available for: Apple TV 4K and Apple TV HD
Impact: A remote attacker may be able to cause arbitrary code execution
Description: A memory corruption issue was addressed with improved state management.
CVE-2020-13630
WebKit
Available for: Apple TV 4K and Apple TV HD
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A use after free issue was addressed with improved memory management.
CVE-2020-9947: cc working with Trend Micro Zero Day Initiative
CVE-2020-9950: cc working with Trend Micro Zero Day Initiative
CVE-2020-9951: Marcin 'Icewall' Noga of Cisco Talos
WebKit
Available for: Apple TV 4K and Apple TV HD
Impact: Processing maliciously crafted web content may lead to code execution
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2020-9983: zhunki
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-2020-9952: Ryan Pickren (ryanpickren.com)
Wi-Fi
Available for: Apple TV 4K and Apple TV HD
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A logic issue was addressed with improved state management.
CVE-2020-10013: Yu Wang of Didi Research America
Additional recognition
802.1X
We would like to acknowledge Kenana Dalle of Hamad bin Khalifa University and Ryan Riley of Carnegie Mellon University in Qatar for their assistance.
Audio
We would like to acknowledge JunDong Xie and Xingwei Lin of Ant-Financial Light-Year Security Lab for their assistance.
Audio
We would like to acknowledge JunDong Xie and XingWei Lin of Ant-Financial Light-Year Security Lab for their assistance.
Bluetooth
We would like to acknowledge Andy Davis of NCC Group and Dennis Heinze (@ttdennis) of TU Darmstadt, Secure Mobile Networking Lab for their assistance.
Clang
We would like to acknowledge Brandon Azad of Google Project Zero for their assistance.
Core Location
We would like to acknowledge Yiğit Can YILMAZ (@yilmazcanyigit) for their assistance.
Crash Reporter
We would like to acknowledge Artur Byszko of AFINE for their assistance.
iAP
We would like to acknowledge Andy Davis of NCC Group for their assistance.
Kernel
We would like to acknowledge Brandon Azad of Google Project Zero, Stephen Röttger of Google for their assistance.
libxml2
We would like to acknowledge an anonymous researcher for their assistance.
Location Framework
We would like to acknowledge Nicolas Brunner (linkedin.com/in/nicolas-brunner-651bb4128) for their assistance.
Safari
We would like to acknowledge Ryan Pickren (ryanpickren.com) for their assistance.
WebKit
We would like to acknowledge Pawel Wylecial of REDTEAM.PL, Ryan Pickren (ryanpickren.com), Tsubasa FUJII (@reinforchu), Zhiyang Zeng(@Wester) of OPPO ZIWU Security Lab, Maximilian Blochberger of the Security in Distributed Systems Group of University of Hamburg for their assistance.
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