NetBackup does not document each and every Oracle and NBU patch level, other than if it's supported or not.
Supported O/S and database versions can be found in NBU 6.5.x Database Compatibilty List:
http://support.veritas.com/docs/279048
All 'known issues' are listed in the Late Breaking News bulletin:
http://seer.entsupport.symantec.com/docs/336998.htm
The only reference to Oracle in this LBN is for version 11.2:
(ET1940073)
RMAN-10038 error when attempting to backup Oracle version 11.2 using NetBackup 6.x.