About Apple security updates
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.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
tvOS 12.3
Released May 13, 2019
AppleFileConduit
Available for: Apple TV 4K and Apple TV HD
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-2019-8593: Dany Lisiansky (@DanyL931)
CoreAudio
Available for: Apple TV 4K and Apple TV HD
Impact: Processing a maliciously crafted movie file may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2019-8585: riusksk of VulWar Corp working with Trend Micro's Zero Day Initiative
Disk Images
Available for: Apple TV 4K and Apple TV HD
Impact: An application may be able to read restricted memory
Description: A validation issue was addressed with improved input sanitization.
CVE-2019-8560: Nikita Pupyshev of Bauman Moscow State Technological University
Entry updated May 30, 2019
Kernel
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to execute arbitrary code with system privileges
Description: A use after free issue was addressed with improved memory management.
CVE-2019-8605: Ned Williamson working with Google Project Zero
Kernel
Available for: Apple TV 4K and Apple TV HD
Impact: A local user may be able to cause unexpected system termination or read kernel memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2019-8576: Brandon Azad of Google Project Zero, Junho Jang and Hanul Choi of LINE Security Team
Entry updated May 30, 2019
Kernel
Available for: Apple TV 4K and Apple TV HD
Impact: An application may be able to cause unexpected system termination or write kernel memory
Description: A type confusion issue was addressed with improved memory handling.
CVE-2019-8591: Ned Williamson working with Google Project Zero
MobileInstallation
Available for: Apple TV 4K and Apple TV HD
Impact: A local user may be able to modify protected parts of the file system
Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks.
CVE-2019-8568: Dany Lisiansky (@DanyL931)
MobileLockdown
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to gain root privileges
Description: An input validation issue was addressed with improved input validation.
CVE-2019-8637: Dany Lisiansky (@DanyL931)
SQLite
Available for: Apple TV 4K and Apple TV HD
Impact: An application may be able to gain elevated privileges
Description: An input validation issue was addressed with improved memory handling.
CVE-2019-8577: Omer Gull of Checkpoint Research
SQLite
Available for: Apple TV 4K and Apple TV HD
Impact: A maliciously crafted SQL query may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved input validation.
CVE-2019-8600: Omer Gull of Checkpoint Research
SQLite
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to read restricted memory
Description: An input validation issue was addressed with improved input validation.
CVE-2019-8598: Omer Gull of Checkpoint Research
SQLite
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to elevate privileges
Description: A memory corruption issue was addressed by removing the vulnerable code.
CVE-2019-8602: Omer Gull of Checkpoint Research
sysdiagnose
Available for: Apple TV 4K and Apple TV HD
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-2019-8574: Dayton Pidhirney (@_watbulb) of Seekintoo (@seekintoo)
WebKit
Available for: Apple TV 4K and Apple TV HD
Impact: Processing maliciously crafted web content may result in the disclosure of process memory
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2019-8607: Junho Jang and Hanul Choi of LINE Security Team
WebKit
Available for: Apple TV 4K and Apple TV HD
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: Multiple memory corruption issues were addressed with improved memory handling.
CVE-2019-6237: G. Geshev working with Trend Micro Zero Day Initiative, Liu Long of Qihoo 360 Vulcan Team
CVE-2019-8571: 01 working with Trend Micro's Zero Day Initiative
CVE-2019-8583: sakura of Tencent Xuanwu Lab, jessica (@babyjess1ca_) of Tencent Keen Lab, and dwfault working at ADLab of Venustech
CVE-2019-8584: G. Geshev of MWR Labs working with Trend Micro Zero Day Initiative
CVE-2019-8586: an anonymous researcher
CVE-2019-8587: G. Geshev working with Trend Micro Zero Day Initiative
CVE-2019-8594: Suyoung Lee and Sooel Son of KAIST Web Security & Privacy Lab and HyungSeok Han and Sang Kil Cha of KAIST SoftSec Lab
CVE-2019-8595: G. Geshev from MWR Labs working with Trend Micro Zero Day Initiative
CVE-2019-8596: Wen Xu of SSLab at Georgia Tech
CVE-2019-8597: 01 working with Trend Micro Zero Day Initiative
CVE-2019-8601: Fluoroacetate working with Trend Micro's Zero Day Initiative
CVE-2019-8608: G. Geshev working with Trend Micro Zero Day Initiative
CVE-2019-8609: Wen Xu of SSLab, Georgia Tech
CVE-2019-8610: Anonymous working with Trend Micro Zero Day Initiative
CVE-2019-8611: Samuel Groß of Google Project Zero
CVE-2019-8615: G. Geshev from MWR Labs working with Trend Micro's Zero Day Initiative
CVE-2019-8619: Wen Xu of SSLab at Georgia Tech and Hanqing Zhao of Chaitin Security Research Lab
CVE-2019-8622: Samuel Groß of Google Project Zero
CVE-2019-8623: Samuel Groß of Google Project Zero
CVE-2019-8628: Wen Xu of SSLab at Georgia Tech and Hanqing Zhao of Chaitin Security Research Lab
Wi-Fi
Available for: Apple TV 4K and Apple TV HD
Impact: An attacker in a privileged network position can modify driver state
Description: A logic issue was addressed with improved state management.
CVE-2019-8612: Milan Stute of Secure Mobile Networking Lab at Technische Universität Darmstadt
Entry added May 30, 2019
Wi-Fi
Available for: Apple TV 4K and Apple TV HD
Impact: A device may be passively tracked by its WiFi MAC address
Description: A user privacy issue was addressed by removing the broadcast MAC address.
CVE-2019-8620: David Kreitschmann and Milan Stute of Secure Mobile Networking Lab at Technische Universität Darmstadt
Additional recognition
CoreFoundation
We would like to acknowledge Vozzie and Rami and m4bln, Xiangqian Zhang, Huiming Liu of Tencent's Xuanwu Lab for their assistance.
Kernel
We would like to acknowledge Brandon Azad of Google Project Zero and an anonymous researcher for their assistance.
MediaLibrary
We would like to acknowledge Angel Ramirez and Min (Spark) Zheng, Xiaolong Bai of Alibaba Inc. for their assistance.
MobileInstallation
We would like to acknowledge Yiğit Can YILMAZ (@yilmazcanyigit) for their assistance.