The Vikings released Vallejo on Sunday, Tom Pelissero of NFL Network reports.
The Cardinals activated Vallejo (illness) from the reserve/COVID-19 list Monday.
Vallejo was placed on the reserve/COVID-19 list Tuesday, Darren Urban of the Cardinals' official site reports. This was the result of testing positive for the virus, according to Ian Rapoport of NFL Network.
Vallejo (knee) has been activated from the Injured Reserve/Designated for return list Saturday.
Vallejo (knee) was designated to return from injured reserve Wednesday.
Vallejo (knee) was put on injured reserve Saturday.
Vallejo (knee) is out for Sunday's game against the Seahawks, according to Darren Urban of the Cardinals' official site.
Vallejo (hand) recorded a full practice Wednesday and is expected to be available for the Cardinals' Week 8 contest with the Packers on Thursday, Josh Weinfuss of ESPN.com reports.
Vallejo (hand) is listed as questionable for Sunday's contest against the Texans.
Vallejo (hand) has been ruled out for Sunday's game against the Browns, Darren Urban of the Cardinals' official site reports.