As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANT REPORTS A DIRTY-SOCK SMELL IN THE CABIN STARTINGAT 10,000 ON DECENT, NO ODOR NOTED IN COCKPIT. TROUBLESHOT. MAINTENANCE FOUND THE NR 2 ENGINE HYDRAULIC PUMP LEAKING OIL AND REPLACED HYDRAULIC PUMP DRIVE SEAL ASSEMBLY MATING RING SEAL IAW AMM 72-60-23-400-010-A . AIRCRAFT WAS GROUNDED.