Apple has posted a support page on the security content of the just-released iOS 8.1.3, confirming fears that the firmware effectively breaks the TaiG jailbreak tool. In the page, the company credits the TaiG Jailbreak Team for discovering four vulnerabilities patched in the update.
Among those vulnerabilities was a hole in the symbolic linking mechanism of AppleFileConduit, which allowed access to protected parts of the filesystem, and a state management issue, which gave local users the ability to execute unsigned code. Keep reading for a full rundown.