The hidp_setup_hid function in net/bluetooth/hidp/core.c in the Linux kernel before 3.7.6 does not properly copy a certain name field, which allows local users to obtain sensitive information from kernel memory by setting a long name and making an HIDPCONNADD ioctl call.
https://github.com/torvalds/linux/commit/0a9ab9bdb3e891762553f667066190c1d22ad62b
https://bugzilla.redhat.com/show_bug.cgi?id=914298
http://www.ubuntu.com/usn/USN-1808-1
http://www.ubuntu.com/usn/USN-1805-1
http://www.openwall.com/lists/oss-security/2013/02/23/3
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.6