The officers allegedly took photographs of Pistorius as he was escorted to court.
Police Minister Nathi Mthethwa said the 45 of the officers' phones were confiscated in late February after the photographs were discovered.
Officials are not commenting on what the officers intended to do with the photos, The Star, of Gauteng, South Africa, said.
But the former lead investigator in the case, Hilton Botha, said foreign media offered monetary awards to officers for photographs of the crime scene.
Further details will not be released until the disciplinary process is complete, officials said.
Pistorius, a double leg amputee who competed in the 2012 Summer Olympics, allegedly shot killed his girlfriend, Reeva Steenkamp, at his home on Valentine's Day.