The jailbreak developers Pod2G has published two days ago more technical details Untethered Jailbreak for iOS 5.0.1. The easiest way for owners of a device with a tethered jailbreak, Cydia to install the package "Corona 5.0.1 Untether" via Cydia. In his blog entry about his jailbreak Pod2G reveals why the jailbreak has ever got this funny name. Corona is therefore an anagram of the IPSec "racoon" IKE daemon.
Interestingly, however, the finer details to implement the Untethered jailbreak. It has expressed itself Pod2G closer and published some information on his blog. Decisive is the jailbreak consists of two vulnerabilities used to inject the "foreign" code in iOS 5.0.1: