The Chinese jailbreak team has released TaiG version 2.2.1 with fix for setreuid patch and some other improvements. Update to untether package via the 3k and Saurik repo. The full official changelog of v2.2.1 is as follows:
- Fixes setreuid patch to prevent applications from obtaining to root privileges through setreuid.
- Increases stability.
The new version 2.2.1 of TaiG iOS 8.4 jailbreak is the fix for setreuid patch and it is important as it prevents apps from getting root access on your jailbroken device. This flaw was first spotted by i0n1c.
Those already jailbroken using previous version of TaiG v2.2, you don’t need to jailbreak again as an update for this will be treated by Cydia. Live now! (Update: 2.2.1 update is live on TaiG’s repo on Cydia. Here’s how to install it to fix setreuid patch on already jailbroken devices: Fix setreuid Flaw With TaiG 2.2.1 On An Already Jailbroken Device, Here’s How.)
Fresh ones who are yet to jailbreak, from now onwards it is recommended you use TaiG 2.2.1 for jailbreaking your device. Like versions before it, TaiG is available for Windows only and is compatible with all iPhones, iPads, and iPod touch devices running iOS 8.4 all the way download to iOS 8.1.3.
Update x1: If Cydia is crashing for you after TaiG 2.2.1 update, it is apparently because Cydown changes file permissions. Wait for an update to Cydown on Cydia to fix the crashing issue.
For tutorials on how to jailbreak iOS 8.4, check out: