Chronic Dev Team has released updated Absinthe v0.3 for Windows, Mac and Linux with cosmetic changes and minor bug fixes, the tool for untethered jailbreak of A5 devices, iPhone 4S and iPad 2.
See also:
How to Do Untethered Jailbreak iPhone 4S over iOS 5.0.1 with Absinthe
How to Do Untethered Jailbreak iPad 2 over iOS 5.0.1 with Absinthe
Download Absinthe 0.3 for Windows
Download Absinthe 0.3 for Mac
Download Absinthe 0.3 for Linux