About the security content of tvOS 17.1 – Apple Support

About the security content of tvOS 17.1 - Apple Support

October 25, 2023 at 02:36PM

Apple has released updates for Apple TV HD and Apple TV 4K models to address multiple security vulnerabilities. The vulnerabilities include issues with code, memory handling, and logic, which may lead to arbitrary code execution when processing web content. The updates aim to improve memory management and checks to mitigate these risks.

After reviewing the meeting notes, here are the key takeaways:

1. Apple has addressed an issue with the mDNSResponder on Apple TV HD and Apple TV 4K (all models). The vulnerable code has been removed to prevent passive tracking of devices through their Wi-Fi MAC address.

2. Apple has also addressed a memory handling issue in WebKit on Apple TV HD and Apple TV 4K (all models). Improved memory management has been implemented to prevent arbitrary code execution when processing web content.

3. Another use-after-free issue in WebKit has been addressed by Apple. Improved memory management has been implemented to prevent arbitrary code execution when processing web content on Apple TV HD and Apple TV 4K (all models).

4. Apple has resolved a logic issue in WebKit on Apple TV HD and Apple TV 4K (all models) by implementing improved checks. This prevents arbitrary code execution when processing web content.

Overall, Apple has released updates for Apple TV HD and Apple TV 4K (all models) to address these vulnerabilities and improve security. It is recommended that users update their devices to ensure they are protected.

Full Article