2014-10-20 Android 4.4.4 KTU84P Factory Images and Driver Binaries Available for Nexus Devices, Source Code Now Live http://www.xda-developers.com/android/android-4-4-4-ktu84p-factory-images-and-driver-binaries-available-for-nexus-devices-source-code-now-live/ CVE-2014-3153は突けるので、Towelrootは使える。