Provide references for CVE-2013-7440.
Where can I find more information about CVE-2013-7440?
References are available at: http://seclists.org/oss-sec/2015/q2/483, https://access.redhat.com/errata/RHSA-2016:1166, https://bugzilla.redhat.com/show_bug.cgi?id=1224999, https://hg.python.org/cpython/rev/10d0edadbcdd, https://bugs.python.org/issue17997, http://www.securityfocus.com/bid/74707, http://seclists.org/oss-sec/2015/q2/523.