Getting error "unknown Oracle major version" when running EPP 4.3.x with Oracle 11g.

Issue

• Running JBoss Portal application on jboss-epp-4.3.GA_CP0X with Oracle 11g throws below error -

2013-05-23 12:57:16,887 ERROR [org.jbpm.job.executor.JobExecutorThread] exception in job executor thread. waiting 5000 milliseconds
org.hibernate.HibernateException: unknown Oracle major version [11]
    at org.hibernate.dialect.DialectFactory$1.getDialectClass(DialectFactory.java:135)
    at org.hibernate.dialect.DialectFactory.determineDialect(DialectFactory.java:65)
    at org.hibernate.dialect.DialectFactory.buildDialect(DialectFactory.java:39)
    at org.hibernate.cfg.SettingsFactory.determineDialect(SettingsFactory.java:431)
    at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:128)
    at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2063)
    at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1298)
    at org.jbpm.persistence.db.DbPersistenceServiceFactory.getSessionFactory(DbPersistenceServiceFactory.java:105)
    at org.jbpm.persistence.db.DbPersistenceService.getSessionFactory(DbPersistenceService.java:95)
    at org.jbpm.persistence.db.DbPersistenceService.getSession(DbPersistenceService.java:99)
    at org.jbpm.persistence.db.DbPersistenceService.getJobSession(DbPersistenceService.java:373)
    at org.jbpm.JbpmContext.getJobSession(JbpmContext.java:630)
    at org.jbpm.job.executor.JobExecutorThread.acquireJobs(JobExecutorThread.java:106)
    at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:54)
...
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