As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUME EVENT ON FINAL DESCENT STRONG OIL SMELL REPORTED BY AFT AND FWD FA. WE DID GET THE STRONG SMELL ON SHORT FINAL-PERFORMED DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM IAW AMM 21-00-00. NO CONTAMINATION PRESENT AFTER BURNOUT & REMOVAL AND REPLACEMENT OF RECIRCULATION FILTER IAW AMM 21-21-41. A/C GOOD FOR CONTINUE SERVICES.