Unspecified vulnerability in the Job Queue component in Oracle Database Server 11.2.0.1, 11.1.0.7, 10.2.0.3, 10.2.0.4, and 10.1.0.5 allows remote authenticated users to affect confidentiality, integrity, and availability, related to SYS.DBMS_IJOB.
http://www.us-cert.gov/cas/techalerts/TA10-287A.html
http://www.oracle.com/technetwork/topics/security/cpuoct2010-175626.html