Today, following the release of iOS 6.1.2 exactly one month ago on February 19th, Apple has issued iOS 6.1.3 to the public. The new firmware is available for all iPhone, iPad and iPod touch models that can upgrade to iOS 6 or later. iOS 6.1.3 offers minor improvements and bug fixes, including a remedy for the passcode bug and improvements to the maps app for Japanese users.
The following has been taken directly from Apple’s over the air (OTA) update release notes for the new iOS 6.1.3 firmware:
This update contains improvements and other bug fixes including:
– Fixes a bug that could allow someone to bypass the passcode and access the Phone app
– Improvements to Maps in Japan
Unfortunately, while it’s possible to achieve a semi-tethered Jailbreak for older A4-powered devices, planetbeing previously revealed that the iOS 6.1.3 beta update patches at least one of the five key exploits utilized for the evasi0n Untethered Jailbreak.
With that said, if you’re already Jailbroken on a previous version of iOS 6 and you wish to retain your Jailbreak, avoid updating to iOS 6.1.3 at all costs. Stay tuned for complete coverage on how this new release affects Jailbreaking.