A magnetic resonance imaging exam revealed the bad news.
Toler was placed on injured reserve.
The Cardinals also placed rookie running back Ryan Williams on injured reserve.
The team waived-injured wide receiver Max Komar and safety Tommy Irvin.
The Cardinals cut fullback Charles Ali, linebackerCurtis Gatewood, wide receiver Daiveun Curry-Chapman, linebacker Duke Lemmens, offensive tackle Eric Mensik and offensive tackle Jason Speredon.
For more coverage of the Cardinals go to AZ Red Report at ari.scout.com.
Greg Toler out for season with torn ACL
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