As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED SMOKE IN CABIN OF AIRCRAFT DURING DESCENT. SMOKE LASTED 10 TO 15 MINUTES THEN GOT BETTER. TURNED GALLEY POWER OFF AS A PRECAUTION. SMOKE DISSIPATED PRIOR TO LANDING. LANDED WITHOUT INCIDENT. PERFORMED PACK BURN AND REPLACED SOCKS IN LEFT AND RIGHT WATER SEPARATORS.