IBM DB2 9.7 through FP11, 9.8, 10.1 through FP5, and 10.5 through FP7 on Linux, UNIX, and Windows allows remote authenticated users to cause a denial of service (daemon crash) via a crafted DRDA message.
http://www.securitytracker.com/id/1035660
http://www.securityfocus.com/bid/85979
http://www-01.ibm.com/support/docview.wss?uid=swg21979984
http://www-01.ibm.com/support/docview.wss?uid=swg1IT13350
http://www-01.ibm.com/support/docview.wss?uid=swg1IT12488