iH8Sn0w released Sn0wBreeze 2.9.7 that brings support for tethered jailbreak of iOS 6.0.1. New version supports iPhone 3GS, iPhone 4 and iPod Touch 4G. It does not work with A5/A6 devices, like iPad 2, iPad 3, iPhone 4S, iPhone 5, etc.
Sn0wbreeze can be used to create a custom firmware with jailbreak and preserve iPhone modem (baseband) version for unlock.
You can find the release notes below. You can download the latest version of Sn0wBreeze from .