Security exploit opens Samsung Galaxy S III, Note II to attack, could let apps from Google Play write to Kernel

Amid the XDA community's ongoing quest to root every Android handset it comes across, one forum user appears to have found a serious exploit that affects certain Exynos devices. While fiddling with his Galaxy S III, XDA user Alephzain discovered a way to obtain root without flashing with Odin. The Samsung kernel apparently allows read / write access to all physical memory on the device, including the kernel itself. This makes for an easy root, Alephzain writes, but leaves devices open to attack ...