Buffer overflow in the DataDirect ODBC driver, as used in Oracle Hyperion Interactive Reporting 11.1.2.1 and 11.1.2.2, Essbase Server 11.1.2.1 and 11.1.2.2, Production Reporting Server 11.1.2.1 and 11.1.2.2, and Integration Services Server 11.1.2.1 and 11.1.2.2 has unknown impact and attack vectors.