Sony Mobile has released a new firmware build for the Xperia Z3 series that provides a full Stagefright fix. Firmware version 23.4.A.1.264 has started to roll across the Xperia Z3, Xperia Z3 Compact and Xperia Z3 Tablet Compact, although it is not available for all variants of the above handsets right now. We have included FTF firmware links below for those models that has seen the new build released. We will update this post once the other variants see the new update too.
DOWNLOAD FTF Firmware Files
Xperia Z3 (D6603) 23.4.A.1.264 Germany Generic (Android 5.1.1 Lollipop)
Xperia Z3 Compact (D5803) 23.4.A.1.264 Italy Generic (Android 5.1.1 Lollipop)
Xperia Z3 Tablet Compact Wi-Fi (SGP611) 23.4.A.1.264 Benelux Generic (Android 5.1.1 Lollipop)
Xperia Z3 Tablet Compact Wi-Fi (SGP612) 23.4.A.1.264 Italy Generic (Android 5.1.1 Lollipop)
Xperia Z3 Tablet Compact LTE (SGP621) 23.4.A.1.264 Benelux Generic (Android 5.1.1 Lollipop)
Thanks Maurício!