Apple has released iOS 8.1.2 bringing a fix for an issue that could cause ringtones to be removed from your device.

What's New In This Version:
This release includes bug fixes and fix a problem where ringtones purchased through the iTunes Store may have been removed from your device. To restore these ringtones, visit itunes.com/restore-tones from your iOS device.

For information on the security content of this update, please visit this website:
Apple security updates - Apple Support