The aiptek_probe function in drivers/input/tablet/aiptek.c in the Linux kernel before 4.4 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) via a crafted USB device that lacks endpoints.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8e20cf2bce122ce9262d6034ee5d5b76fbb92f96
lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
www.debian.org/security/2016/dsa-3607
www.securityfocus.com/bid/84288
www.ubuntu.com/usn/USN-2967-1
www.ubuntu.com/usn/USN-2967-2
www.ubuntu.com/usn/USN-2968-1
www.ubuntu.com/usn/USN-2968-2
www.ubuntu.com/usn/USN-2969-1
www.ubuntu.com/usn/USN-2970-1
www.ubuntu.com/usn/USN-2971-1
www.ubuntu.com/usn/USN-2971-2
www.ubuntu.com/usn/USN-2971-3
bugzilla.redhat.com/show_bug.cgi?id=1285326
github.com/torvalds/linux/commit/8e20cf2bce122ce9262d6034ee5d5b76fbb92f96
security-tracker.debian.org/tracker/CVE-2015-7515
www.exploit-db.com/exploits/39544/