Unspecified vulnerability in the XML Database component of Oracle Database server 9.2.0.7 and 10.1.0.4 has unspecified impact and attack vectors, as identified by Oracle Vuln# DB29.  NOTE: based on mutual credits by the relevant sources, it is highly likely that this issue is a buffer overflow in the (a) DBMS_XMLSCHEMA and (b) DBMS_XMLSCHEMA_INT packages, as exploitable via long arguments to (1) XDB.DBMS_XMLSCHEMA.GENERATESCHEMA or (2) XDB.DBMS_XMLSCHEMA.GENERATESCHEMAS.