As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT 5003, ON APPORACH F/A'S CALLED TO REPORT A "DIRTY SOCK " ODOR IN THE FWD PART OF CABIN. NO ODOR WAS OBSERVED ON THE FLIGHT DECK. CORRECTIVE ACTION: FOUND FWD GALLEY BUN WARMER WITH BURNT MARKS AND ODOR. REPLACED FOFRWARD GALLEY BUN WARMER. (LP 6398406)