Provide references for CVE-2016-7568.
Where can I find more information about CVE-2016-7568?
References are available at: https://github.com/php/php-src/commit/c18263e0e0769faee96a5d0ee04b750c442783c6, http://www.debian.org/security/2016/dsa-3693, https://security.gentoo.org/glsa/201612-09, https://bugs.php.net/bug.php?id=73003, https://github.com/libgd/libgd/issues/308, https://github.com/libgd/libgd/commit/40bec0f38f50e8510f5bb71a82f516d46facde03, http://www.securityfocus.com/bid/93184.