All claims against the decedent, subject only to the provisions of section 3381 of this code (relating to liens and charges existing at death not impaired) and section 3382 of this code (relating to judgments which are liens at death), shall become unenforceable after one year from the decedent's death against a bona fide grantee of, or holder of a lien on, real property of the decedent who has acquired his interest for value from or through those entitled to the property by will or by intestacy, either:
20 Pa.C.S. § 3385