The Browns signed Bush to a one-year deal Thursday, Adam Schefter of ESPN reports.
Bush posted 37 tackles (18 solo) across 13 games during the 2023 season.
Bush could start Sunday's game versus the Steelers if Jordyn Brooks (ankle) is out, Gregg Bell of The Tacoma News Tribune reports.
Bush (coach's decision) is inactive for Sunday's matchup against the Bengals.
Bush (shoulder) is absent from the Seahawks' final injury report ahead of Sunday's matchup with the Panthers, Michael-Shawn Dugar of The Athletic reports.
Bush (shoulder) is inactive Sunday against the Lions.
Bush (shoulder) will be a game-time decision for Sunday's game at Detroit, Bob Condotta of The Seattle Times reports.
Bush is listed as a backup on the depth chart ahead of Sunday's game versus the Rams.
Bush (concussion) returned to practice Wednesday, Brady Henderson of ESPN.com reports.
Seahawks coach Pete Carroll said Saturday that Bush sustained a concussion during Saturday's 19-15 preseason loss to the Packers, John Boyle of Seattle's official site reports.