Sule in a statement by his Chief Press Secretary, Ibrahim Addra, on Friday in Lafia described the death as a painful, personal loss, and a loss to government and people of the state.
The governor described Buba as a committed community and youth leader, grassroots mobilizer, seasoned politician, and a fearless lover of the state whose selfless service would be sorely missed.
He expressed his condolence to the immediate family of the deceased, the All Progressives Congress (APC) family, and the entire state.
Sule prayed God to rest the soul of Buba and give all the courage to bear the loss.
The News Agency of Nigeria (NAN) reports that the deceased died in the early hours of Friday at his residence at Akwanga Local Government Area (LGA) during a brief illness.