Both Comex and MuscleNerd is now confirming that Geohot has got a new untethered bootrom level exploit which can be used to jailbreak future devices like iPhone 5 and iPad 2G. Interestingly, Geohot ported Comex’s userland exploit to develop Limera1n jailbreak Tool instead of using his own bootrom exploit.
comex: @esemede he would have implemented his own untether, but that would be [...]