FireCore has updated Seas0nPass and aTV Flash for Apple TV 2 on firmware 5.3.
This allows for an untethered jailbreak of Apple TV firmware 5.3. However it’s important to know that it only works with 2nd-generation Apple TV models.
Here’s what it adds:
● Added support for untethered Apple TV 5.3
● Improved reliability of installation process
● Improved diagnostic reporting
● Other various fixes and improvements