Apple Releases iOS 8.0.2 Update Promising Fix - Personal Tech News - WSJ

Apparently enough of a concern to cause Apple's stock to drop ~4% yesterday

"The update also “includes improvements and bug fixes originally in iOS 8.0.1. We apologize for inconveniencing the iPhone 6 and iPhone 6 Plus users who were impacted by the bug in iOS 8.0.1.”

On Wednesday, the company was forced to pull the 8.0.1 update after 60 minutes of availability, because of user reports that it was disrupting cellular network connections and Touch ID fingerprint scanning on iPhone 6 and iPhone 6 Plus models. An Apple spokeswoman said that fewer than 40,000 devices were affected by the bug."

Apple Releases iOS 8.0.2 Update Promising Fix - Personal Tech News - WSJ