A special court in
The court set up to try war crimes was told that the soldiers - both lance corporals - had detained the man and accused him of being a rebel.
The two men are the most senior soldiers to be convicted by the court.
About 180,000 people have died and two million have fled their homes since the
Cpl Bakhit Mohammed Bakhit and Cpl Abdul-Malik Abdullah Mohammed were members of the Sudanese army serving in the
The court in the town of
The soldiers now have two weeks to appeal.
The International Criminal Court (ICC) said in June it had credible information about grave crimes committed in
ICC Prosecutor Luis Moreno Ocampo told the UN there were cases the court could take up, because of the inactivity of the Sudanese authorities.
The ICC can try those suspected of crimes against humanity when local courts are unable or unwilling to.
PHOTO CAPTION
Africa Union peacekeepers patrol in