Buffer overflow in the picolcd_raw_event function in devices/hid/hid-picolcd_core.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.
https://github.com/torvalds/linux/commit/844817e47eef14141cf59b8d5ac08dd11c0a9189
https://code.google.com/p/google-security-research/issues/detail?id=101
https://bugzilla.redhat.com/show_bug.cgi?id=1141407
http://www.ubuntu.com/usn/USN-2379-1
http://www.ubuntu.com/usn/USN-2378-1
http://www.ubuntu.com/usn/USN-2377-1
http://www.ubuntu.com/usn/USN-2376-1
http://www.securityfocus.com/bid/69763
http://www.openwall.com/lists/oss-security/2014/09/11/22
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html