Provide references for CVE-2013-7456.
Where can I find more information about CVE-2013-7456?
References are available at: http://www.securityfocus.com/bid/90859, http://www.openwall.com/lists/oss-security/2016/05/26/3, https://bugs.php.net/bug.php?id=72227, http://rhn.redhat.com/errata/RHSA-2016-2750.html, http://www.debian.org/security/2016/dsa-3602, https://github.com/php/php-src/commit/7a1aac3343af85b4af4df5f8844946eaa27394ab?w=1, https://github.com/libgd/libgd/commit/4f65a3e4eedaffa1efcf9ee1eb08f0b504fbc31a, http://php.net/ChangeLog-5.php, http://php.net/ChangeLog-7.php, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731, http://www.debian.org/security/2016/dsa-3587, http://www.ubuntu.com/usn/USN-3030-1.