Provide references for CVE-2017-12933.
Where can I find more information about CVE-2017-12933?
References are available at: https://access.redhat.com/errata/RHSA-2018:1296, http://php.net/ChangeLog-5.php, https://bugs.php.net/bug.php?id=74111, https://www.debian.org/security/2018/dsa-4081, https://www.debian.org/security/2018/dsa-4080, https://usn.ubuntu.com/3566-1/, http://php.net/ChangeLog-7.php, http://www.securityfocus.com/bid/99490, https://usn.ubuntu.com/3566-2/.