Solution : https://service.sap.com/sap/support/notes/1822955 (SAP Service marketplace login required)
Key words : 
components bw-sys-db-ora bw oracle priority correction, customer component bc-db-ora oracle, high priority category upgrade information validity, 5 850306   oracle critical patch update program 1503709   oracle 11, __%pdfstyle%__ / } symptom refer, 5 850306   oracle critical patch update program, / __%pdfstyle%__font-size, software component version references, patch set update, critical patch updates
Related Notes : 
       
| 1631931 | Oracle 11.2.0: Patches / Patch collections for 11.2.0.3 | 
| 1503709 | Oracle 11.2.0: Patches / Patch collections for 11.2.0.2 | 
| 1431752 | Oracle 10.2.0: Patches/Patch Collections for 10.2.0.5 | 
| 850306 | Oracle Critical Patch Update Program |