iOS 4.2, at least from what information we have so far, is slated for release this Friday and it’s going to be a significant update for iPad (not so much for iPhone / iPod touch, though). And of course, there’s going to be a jailbreak to accompany the new iOS version. Here’s all you need to know.

Apple enthusiast site 9to5Mac is reporting that the new iOS 4.2 for iPhone, iPad, iPod touch will be publicly available sometime between 9 – 12 of November 2010. They have received conflicting reports from two German based websites who are claiming to have received this information individually.

Back in June when iOS 4 was released, it had all sorts of performance issues on older devices such as iPhone 3G and iPod touch 2G. Steve Jobs later confirmed that iOS 4.1 update will fix majority of these problems, but even that didn’t pleased everyone.

The iPhone developer and hacker behind Sn0wbreeze has confirmed that Cydia has started saving SHSH Blobs of iOS 4.2 betas for the next untethered jailbreak on the final version of iOS 4.2.

Quake 3 Arena HD has finally landed on the iPad ! You can now relive the entire Quake 3 experience in full screen glory on your iPad. It even supports both offline and online play, with more levels that can be added via iTunes file sharing feature!

As we posted in our guide on how to jailbreak iOS 4.2 GM on iPhone 3GS; Cydia and a lot of jailbreaking apps are completely broken. Both Cydia and JB apps will, of course, eventually start working and if MuscleNerd’s tweet is anything to go by, hackers chpwn and saurik are burning the midnight oil to get it working as soon as possible.

PwnageTool bundle for jailbreaking iPhone 3GS on iOS 4.2 GM has been released. You can use this bundle with PwnageTool 4.1.x to jailbreak your iPhone 3GS (old bootrom only), while preserving your old 05.13.04 baseband so that you can unlock it using Ultrasn0w.

Geohot’s Limera1n used a userland exploit from Comex to make an untethered jailbreak for all iOS 4.1 devices. While Apple cant patch the original bootrom based Limera1n exploit, the userland exploit though can be patched easily by a firmware upgrade such as iOS 4.2.

Apple has seeded the final GM release of iOS 4.2 to developers. The recently released Redsn0w 0.9.6b2 (based on Geohot’s Limera1n) can jailbreak all of the current iOS devices on iOS 4.2. This has also been confirmed by MuscleNerd of the iPhone Dev Team.

Apple has just released the final GM (Gold Master) version of iOS 4.2 to developers! Only members enrolled in the iPhone Developer Standard or Enterprise Program can access these bits by signing into iOS Dev Center (aka Apple Developer Connection).

An alarm clock bug in iOS is causing major punctuality issues across Europe with alarms set with iPhone going off one hour later than the designated time.

The iPhone hacker and developer behind Sn0wbreeze has managed to jailbreak iOS 4.2 for iPad. This of course has been achieved using Geohot’s untethered bootrom level Limera1n exploit. The image below shows full root access using MobileTerminal on iOS 4.2 Beta 3 for iPad.