Android One - mt_wifi IOCTL_GET_STRUCT Privilege Escalation

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=678 The wireless driver for the Android One sprout devices has a bad copyfromuser in the handling for the wireless driver socket private read ioctl IOCTLGETSTRUCT with subcommand PRIVCMDSWCTRL. This ioctl is permitted for access fr...