With its latest iOS update, Apple appears to have fixed the the Teluga bug that has been causing iPhones and iPads to crash. The bug has been crashing apps like Messages, Facebook Messenger, and WhatsApp with a single character from the Teluga language.
Here's a look at the bug:
Obviously it's a pretty big problem if you're interested in keeping in touch with your friends and family, or if you generally don't want your iPhone to crash. To solve the issue, simply download iOS 11.2.6 ASAP to prevent (or fix) the bug from affecting your phone.
The update should do the trick, that is until the next bug.