Although there is not a complete update, it’s enough to remove the messaging options in software like Message and CarPlay,Telegraph reports.
The main reason for this update is that it does not allow hackers to control FaceTime calls and interfere with the Bluetooth system.
During sighted communications, hackers used some unchecked spaces to interfere with the FaceTime system.
The users of the iPhone 5S, iPad Air and the sixth generation of iPad Touch were the most affected by this interference.
OS 12.1.3 is also a rule for Bluetooth intervention, which has users of the same devices.
The Communications Security Authority insists that this update be installed immediately, in order to avoid any risk of unauthorized interference