Cravens was cut by the Broncos on Friday, Troy Renck of Denver 7 News reports.
Cravens (illness) had one tackle in Saturday's preseason game against the Rams.
Cravens missed Thursday's practice session due to illness, Ryan O'Halloran of The Denver Post reports.
The Broncos activated Cravens (knee) to their 53-man roster Friday, Aric DiLalla of the team's official site reports.
Cravens (knee) will be actived off injured reserve prior to Saturday's transaction deadline, Ian Rapoport of NFL Network reports.
Cravens (knee) is expected to be moved onto the active roster this week and play against the Texans on Sunday, Jeff Legwold of ESPN.com reports.
Cravens (knee) has been cleared to practice, Nicki Jhabvala of The Athletic reports.
Cravens (knee) could make his return to practice next week, Nicki Jhabvala of The Athletic reports.
Cravens (knee) is hopeful to return to the field in two months, Zac Stevens of BSN Denver reports.
Cravens (knee) was placed on injured reserve Sunday, Aric DiLalla of the Broncos' official site reports.