National Football Post says that Jerod Mayo’s injury is not a season-ending thing:

Patriots linebacker Jerod Mayo’s knee injury isn’t expected to sideline him for the remainder of the season, according to Patriots coach Bill Belichick. It’s not regarded as a season-ending injury. “I don’t think that’s what it is,” Belichick told reporters during a conference call. “Tomorrow when we have the practice report, I’m going to provide you with details on that.