AT&T Inc is discussing a sale of its Warner Bros. Interactive Entertainment gaming division in a deal that could fetch about $4 billion (3.19 billion pounds), CNBC reported on Friday, citing people familiar with the matter.

Videogame publishers Take-Two Interactive Software Inc, Electronic Arts Inc and Activision Blizzard Inc have expressed interest in buying the gaming division that owns the popular videogame "Mortal Kombat", the report said.

AT&T said it does not comment on rumor and speculation.

(Reporting by Ayanti Bera in Bengaluru; Editing by Shinjini Ganguli)