Provide references for CVE-2015-1921.
Where can I find more information about CVE-2015-1921?
References are available at: http://www-01.ibm.com/support/docview.wss?uid=swg1PI38632, http://www-01.ibm.com/support/docview.wss?uid=swg21884060, http://www.securityfocus.com/bid/74705.