iH8sn0w has just released the 3rd beta of Sn0wbreeze 2.3 for iOS 4.3 jailbreak on iPhone 4/3GS, iPod Touch 4G/3G and iPad. Sn0wbreeze 2.3b3 comes with a fix for iBooty related issues which were mainly experienced by iPod Touch 4G users. Other than the iBooty fix, Sn0wbreeze 2.3b3 do not come with any additional feature or bug fix.
Just like 1st and 2nd beta of Sn0wbreeze 2.3, the 3rd beta can jailbreak iOS 4.3 on iPhone 4/3GS, iPod Touch 4G/3G and iPad. Except iPhone 3GS (Old Bootrom), it will be a tethered jailbreak for all supported iDevices. To jailbreak your iDevice using Sn0wbreeze 2.3b3, just grab the latest beta from the download link below and follow step-by-step guide here to jailbreak your iDevice on iOS 4.3. Note that jailbreaking your iDevice with Sn0wbreeze 2.3b3 also fixes broken MobileSubstrate and adds Multitasking Gestures menu to the Settings app automatically. If you rely on an unlocked iPhone, do not use Sn0wbreeze as Ultrasn0w on iOS 4.3 is still broken.
Download iTunes 10.2.1 for Windows and Mac OS X
Download iOS 4.3 Final for iPhone 4/3GS, iPod Touch 4G/3G and iPad 2/1st-Gen
Download Sn0wbreeze 2.3b3 for iPhone 4/3GS, iPod Touch 4G/3G and iPad
[No direct link on @iH8sn0w's request]