The hid_input_field function in drivers/hid/hid-core.c in the Linux kernel before 4.6 allows physically proximate attackers to obtain sensitive information from kernel memory or cause a denial of service (out-of-bounds read) by connecting a device, as demonstrated by a Logitech DJ receiver.
https://github.com/torvalds/linux/commit/50220dead1650609206efe91f0cc116132d59b3f
http://www.securityfocus.com/bid/94138
http://source.android.com/security/bulletin/2016-11-01.html