A couple of hours ago MuscleNerd has published some details which are related to the untethered jailbreak solution for iOS 5.1.1. It has unnoficially been called Absinthe 2.0.
For the beginning, you need to know that this solution is working on all the iDevices coming from Apple. However, there is just one condition which needs to be fulfilled: iOS 5.11 should already have been installed on them. the 3rd generation of Apple TV has been excluded from this privileged list of devices.
Absinthe 2.0 will be working on iOS 5.1, too, but iPad 2, iPad 3… Continue to Absinthe 2.0 Is Doing Untethered Jailbreak For iOS 5.1.1