Xiaomi Mi 5s Plus devices allow attackers to trigger touchscreen anomalies via a radio signal between 198 kHz and 203 kHz, as demonstrated by a transmitter and antenna hidden just beneath the surface of a coffee-shop table, aka Ghost Touch.
The Qualcomm Wi-Fi driver in Android before 2016-06-01 on Nexus 7 (2013) devices allows attackers to bypass intended data-access restrictions via a crafted application, aka internal bug 27777162.
Buffer overflow in the picolcdrawevent function in devices/hid/hid-picolcdcore.c in the PicoLCD HID device driver in the Linux kernel through 3.16.3, as used in Android on Nexus 7 devices, allows physically proximate attackers to cause a denial of service (system crash) or possibly execute arbitrary code via a crafted device that sends a large report.