Specifics of the injury were not disclosed.
As a true freshman last season, Breneman started five games and caught 15 passes for 186 yards and three touchdowns.
The Mechanicsburg, Pennsylvania, native was the No. 3 tight end in the class of 2013, according to Rivals.com. He missed his entire senior season after sustaining a torn ACL.
Penn State opens the season Aug. 30 against UCF in Dublin, Ireland.
- Chris Johnson