Provide references for CVE-2018-12227.
Where can I find more information about CVE-2018-12227?
References are available at: https://www.debian.org/security/2018/dsa-4320, https://issues.asterisk.org/jira/browse/ASTERISK-27818, http://downloads.asterisk.org/pub/security/AST-2018-008.html, http://www.securityfocus.com/bid/104455, https://security.gentoo.org/glsa/201811-11.