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 releases page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
tvOS 17.6
Released July 29, 2024
AppleMobileFileIntegrity
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: An app may be able to bypass Privacy preferences
Description: A downgrade issue was addressed with additional code-signing restrictions.
CVE-2024-40774: Mickey Jin (@patch1t)
CoreGraphics
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: Processing a maliciously crafted file may lead to unexpected app termination
Description: An out-of-bounds read issue was addressed with improved input validation.
CVE-2024-40799: D4m0n
dyld
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication
Description: A race condition was addressed with additional validation.
CVE-2024-40815: w0wbox
Family Sharing
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: An app may be able to read sensitive location information
Description: This issue was addressed with improved data protection.
CVE-2024-40795: Csaba Fitzl (@theevilbit) of Kandji
ImageIO
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: Processing an image may lead to a denial-of-service
Description: This is a vulnerability in open source code and Apple Software is among the affected projects. The CVE-ID was assigned by a third party. Learn more about the issue and CVE-ID at cve.org.
CVE-2023-6277
CVE-2023-52356
ImageIO
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: Processing a maliciously crafted file may lead to unexpected app termination
Description: An out-of-bounds read issue was addressed with improved input validation.
CVE-2024-40806: Yisumi
ImageIO
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: Processing a maliciously crafted file may lead to unexpected app termination
Description: An out-of-bounds access issue was addressed with improved bounds checking.
CVE-2024-40777: Junsung Lee working with Trend Micro Zero Day Initiative, and Amir Bazine and Karsten König of CrowdStrike Counter Adversary Operations
ImageIO
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: Processing a maliciously crafted file may lead to unexpected app termination
Description: An integer overflow was addressed with improved input validation.
CVE-2024-40784: Junsung Lee working with Trend Micro Zero Day Initiative and Gandalf4a
Kernel
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: A local attacker may be able to determine kernel memory layout
Description: An information disclosure issue was addressed with improved private data redaction for log entries.
CVE-2024-27863: CertiK SkyFall Team
Kernel
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: A local attacker may be able to cause unexpected system shutdown
Description: A type confusion issue was addressed with improved memory handling.
CVE-2024-40788: Minghao Lin and Jiaxun Zhu from Zhejiang University
libxpc
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: An app may be able to bypass Privacy preferences
Description: A permissions issue was addressed with additional restrictions.
CVE-2024-40805
Sandbox
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: An app may be able to bypass Privacy preferences
Description: This issue was addressed through improved state management.
CVE-2024-40824: Wojciech Regula of SecuRing (wojciechregula.blog) and Zhongquan Li (@Guluisacat) from Dawn Security Lab of JingDong
WebKit
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: A use-after-free issue was addressed with improved memory management.
WebKit Bugzilla: 273176
CVE-2024-40776: Huang Xilin of Ant Group Light-Year Security Lab
WebKit Bugzilla: 268770
CVE-2024-40782: Maksymilian Motyl
WebKit
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: An out-of-bounds read was addressed with improved bounds checking.
WebKit Bugzilla: 275431
CVE-2024-40779: Huang Xilin of Ant Group Light-Year Security Lab
WebKit Bugzilla: 275273
CVE-2024-40780: Huang Xilin of Ant Group Light-Year Security Lab
WebKit
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: Processing maliciously crafted web content may lead to a cross site scripting attack
Description: This issue was addressed with improved checks.
WebKit Bugzilla: 273805
CVE-2024-40785: Johan Carlsson (joaxcar)
WebKit
Available for: Apple TV HD and Apple TV 4K (all models)
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: An out-of-bounds access issue was addressed with improved bounds checking.
CVE-2024-40789: Seunghyun Lee (@0x10n) of KAIST Hacking Lab working with Trend Micro Zero Day Initiative