iOS 4.3.1 Gets Tethered Jailbreak
The just released iOS 4.3.1 firmware update for iPhone, iPad and iPod touch has been successfully jailbroken, courtesy of some swift work by DjayB6 on iOS 4.3.1 jailbreak bundle, and Universal Ramdisk Fixer. The jailbreak though is tethered only for now, which means that you will have to boot it into jailbroken state every time you reboot.
Support for iPhone 3GS and iPod touches is on the way ! Simply follow the instructions below to jailbreak iOS 4.3.1 on iPhone 4 using a combination of PwnageTool 4.2, Universal Ramdisk Fixer and tetheredboot utility. Here’s what you will need:
PwnageTool 4.2
iOS 4.3.1 firmware
iTunes 10.2.1
Mac OS X
PwnageTool bundle for iOS 4.3.1
Universal Ramdisk Fixer
tetheredboot utility