As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX FLIGHT 2410 FLIGHT ATTENDANTS REPORT A STRONG ODOR LIKE DIRTY SOCKS IN CABIN WHILE IN DESCENT. NOTICED IN COCKPIT A LITTLE BIT OF ODOR AS WELL. MAINTENANCE REPLACED THE ENGINE FOR STATICLY LEAKING. OPERATIONAL TEST GOOD. AIRCRAFT RETURNED TO SERVICE.