The Cardinals waived defensive tackle Zach Kerr on Monday, the team announced.
He appeared in three games this season and totaled three tackles.
Kerr was on the COVID-19 reserve list before the Cardinals cut him.
The team also announced it activated linebacker Tanner Vallejo from the COVID-19 reserve list Monday. He takes Kerr’s roster spot.
Vallejo has 11 tackles, a pass defensed and a quarterback hit in 10 games. He saw action on 120 defensive snaps and 175 on special teams.
The Cardinals cut linebacker Nate Hall from the practice squad.