AT&T Galaxy S6 Active Update version G890AUCU2AOF4 with Patches to Stagefright bug

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The AT&T's Galaxy S6 active (SM-G890) also receives an update that contains  fixes to Stagefright bug.  The update is bundled in firmware  build version G890AUCU2AOF4 to which has now added with new Google's security patches to fight back against the Stagefright bug vulnerabilities. We are also keeping an eye on Galaxy S6 (SM-G920A) and S6 edge (SM-G925A),  that might follow very shortly. This is the same update that Sprint have just also rolled out on their own Galaxy S6 (SM-G920P) and Galaxy S6 edge (SM-G925P) slate, while the rest of  major U.S. carriers such as T-Mobile and Verizon has no indication to respond about the Stagefright problem. 

Stagefright is the biggest security flaws and a treat to Android smartphones and tablets. Because of this Samsung and Google  has issued some preventative measures to guarantee the phone's safety. They are going to supply a new set of software updates to select devices, to which is already equipped with new security patches for at least once every month.

So if you owns a Galaxy S6 Active and want to keep it completely on the safer side, you may check the new update right now.  Below is the technicals details about the new update version G890AUCU2AOF4.
  • Android version: 5.0.2
  • Baseband version: G890AUCU2AOF4
  • Kernel version: 3.10.61-4969613 dpi@SWHD4909 #1
  • Build number: LRX22G.G890AUCU2AU2AOF4
  • Upgrade file size: 197MB
Update summary      

Effective August 5, 2015, AT&T will release a software update for the Samsung Galaxy S 6 active (SM-G890A). This update will be made available to customers via Firmware Over The Air (FOTA). A Wi-Fi connection is required for the update.

Software update includes
  • Device security improvements

The update doesn't bring any other thing than the “device security enhancement” which will ensure the Galaxy S 6 active will no longer susceptible to the Stagefright vulnerability.

source: AT&T S6 active support