He was sentenced to 25 years of hard labor for alleged war crimes, on account of his unit affiliation, and was tortured by the Soviet secret services, as they believed Hosenfeld had been active in the German Abwehr or even the Sicherheitsdienst.
Malangnya, ia dijatuhi hukuman 25 tahun kerja paksa oleh Uni Soviet, atas tuduhan kejahatan perang, hanya karena afiliasi unitnya, dan disiksa oleh agen rahasia Soviet, karena mereka percaya Hosenfeld aktif di Abwehr atau bahkan Sicherheitsdienst.