Smartphone manufacturers have been rushing out updates to fix the recently discovered stagefright exploit, which uses a malicious MMS to take hijack a user's phone and steal their personal data. OnePlus has also responded to this vulnerability by releasing OxygenOS 1.0.2 for their OnePlus One.
The Stagefright exploit uses code found in the Android multimedia library that has been around since the days of Froyo. It is estimated that 95% of active Android handsets are vulnerable. Manufacturers are quickly addressing this exploit, hopefully ensuring that the number of affected devices will soon reduce.
OnePlus has offered an installation guide, you will find on by following the source link, which will help you get the update properly installed on your device. Even if you're a seasoned pro when it comes to flashing custom ROMs and the such, it might be a good idea to give it a read before beginning the process of flashing the update. While the update wont affect your personal files, its always advised to perform a full backup before installing any update.
Given the seriousness of the Stagefright exploit, and the importance of our personal data, it should be a high priority to install this update. Head over to the sourcelink and download the software update form the OnePlus One forum as soon as you can.
source - OnePlus | Technodify