Provide references for CVE-2013-6441.
Where can I find more information about CVE-2013-6441?
References are available at: http://www.ubuntu.com/usn/USN-2104-1, https://bugs.launchpad.net/ubuntu/%2Bsource/lxc/%2Bbug/1261045, https://github.com/lxc/lxc/commit/f4d5cc8e1f39d132b61e110674528cac727ae0e2, https://github.com/dotcloud/lxc/pull/1.