The iOS 6.1.5 firmware fixes the same FaceTime bug resolved with iOS 7.0.4. At this point is unclear what else is new in the updated firmware; however, we'll let you know as soon as we find anything.
We'll be posting download links shortly. Stay tuned by following iClarified on Twitter, Facebook, Google+, or RSS.
Direct Download Links:
You download the new iOS firmware from here:
● iPhone Firmware Download Links
● iPad Firmware Download Links
● iPod touch Firmware Download Links
● Apple TV Firmware Download Links