His lawyer, Mounir Ben Salha, confirmed the news, citing family members and Ben Ali's doctor.
South Africa has been hit by protests against femicide over the past few weeks.
The boys were sleeping at the school when the overnight fire began, police said.
6 minutes ago
A large crowd greeted the evacuees at the airport of the country's economic capital Lagos.
The price of rice has skyrocketed, from 9,000 nairas ($24) for a 50-kilo sack, to 22,000 nairas.