Provide references for CVE-2015-4619.
Where can I find more information about CVE-2015-4619?
References are available at: http://www.securityfocus.com/bid/75216, http://www.openwall.com/lists/oss-security/2015/06/16/20, https://github.com/denkGroot/Spina/commit/bfe44f289e336f80b6593032679300c493735e75.