BBC reports that Benoit Assou-Ekotto headbutted team-mate, Benjamin Moukandjo, in that match and is unlikely to play, while Samuel Eto’o (knee) remains doubtful.
Brazil forward, Hulk, has overcome a thigh problem.
The quartet of Neymar, Thiago Silva, Luiz Gustavo and Ramires will trigger a one-match ban if booked for the second time in this tournament.
Also Alex Song is suspended after collecting a red card for elbowing a Croatia team player in their last match.
DATE: June 23, 2014
TIME: 21:00
VENUE: Estadio Nacional, Brasilia
POSSIBLE LINE UP:
CAMEROON: Itandje; Djeugoue, Nkoulou, Chedjou, Nounkeu; Matip, Aboubakar, Choupo Moting, Mbia, Enoh; Eto’o
BRAZIL: Cesar; Alves, Silva, Luiz, Marcelo; Paulinho, Gustavo, Ramires; Oscar, Neymar; Fred