Provide references for CVE-2017-9147.
Where can I find more information about CVE-2017-9147?
References are available at: https://usn.ubuntu.com/3606-1/, http://bugzilla.maptools.org/show_bug.cgi?id=2693, https://www.exploit-db.com/exploits/42301/, http://www.securityfocus.com/bid/98594, http://www.debian.org/security/2017/dsa-3903.