Buffer overflow in the oz_cdev_write function in drivers/staging/ozwpan/ozcdev.c in the Linux kernel before 3.12 allows local users to cause a denial of service or possibly have unspecified other impact via a crafted write operation.
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.12.bz2
https://github.com/torvalds/linux/commit/c2c65cd2e14ada6de44cb527e7f1990bede24e15
http://www.ubuntu.com/usn/USN-2076-1
http://www.ubuntu.com/usn/USN-2075-1
http://www.ubuntu.com/usn/USN-2074-1
http://www.ubuntu.com/usn/USN-2073-1
http://www.ubuntu.com/usn/USN-2072-1
http://www.ubuntu.com/usn/USN-2071-1
http://www.ubuntu.com/usn/USN-2070-1
http://www.ubuntu.com/usn/USN-2069-1
http://www.ubuntu.com/usn/USN-2068-1
http://www.securityfocus.com/bid/63508
http://www.openwall.com/lists/oss-security/2013/11/04/22
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html