Oregon Revised Statutes Mortgages and Liens § 88.103

(1) When real property is sold pursuant to a judgment foreclosing a mortgage and the proceeds of the sale are not adequate to satisfy the amounts secured by the mortgage, all judgment remedies for collection of the unsatisfied amounts expire when the sale is made if:

(2) If a purchaser gives more than one mortgage to a seller or a single lender to finance the purchase of real property that the purchaser uses as the purchaser's primary single family residence and the seller or lender or a subsidiary, affiliate or successor of the seller or lender continues to hold the mortgages at the time of foreclosure, judgment remedies for the collection of unsatisfied amounts that the grantor owes to the seller or lender or the subsidiary, affiliate or successor of the seller or lender on notes secured by the mortgages expire when the real property is sold in accordance with the foreclosure.