Blum died on December 9, 2018 in Arlington, Virginia from kidney failure at the age of 85 following a fall in his apartment two months earlier.
Blum u love hi ti 9 ta Disemba (N'wendzamhala), 2018 a a ri eArlington, Virginia u love hi ku tsandzeka ka tinso kidney failure ku tirha kahle, a a ri na malembe ya 85 na swona a a vavisekile endzhaku ka ku wa eka apartment eka tin'hweti timbirhi ta ku hundza.