Provide references for CVE-2013-7449.
Where can I find more information about CVE-2013-7449?
References are available at: https://github.com/hexchat/hexchat/commit/c9b63f7f9be01692b03fa15275135a4910a7e02d, http://www.ubuntu.com/usn/USN-2945-1, https://github.com/hexchat/hexchat/issues/524, http://hexchat.readthedocs.org/en/latest/changelog.html, https://bugzilla.redhat.com/show_bug.cgi?id=1081839.