Unspecified vulnerability in the Advanced Queuing component in Oracle Database 9.2.0.8, 9.2.0.8DV, 10.1.0.5, 10.2.0.4, and 11.1.0.6 has unknown impact and remote authenticated attack vectors related to SYS.DBMS_AQELM.  NOTE: the previous information was obtained from the Oracle July 2008 CPU.  Oracle has not commented on reliable researcher claims that this issue is a buffer overflow that allows attackers to cause a denial of service (database corruption) and possibly execute arbitrary code via a long argument to an unspecified procedure.