Neither side could find the net in the Milan derby, while Roma missed the chance to go second.
Roma missed a chance to reclaim second place in Serie A after being held to a 1-1 draw at home by Atalanta on Sunday.
Roma coach Rudi Garcia goes into Sunday's game against Atalanta with the full support of club president James Pallotta.
Roma surrendered their grip on second place in Serie A to fierce rivals Lazio by struggling through a 1-1 draw at Torino.
Palermo chairman Maurizio Zamparini has sparked a bidding war after confirming striker Paulo Dybala will be sold in April.
Roma strengthened their grip on second place in Serie A thanks to a 1-0 win over Napoli.
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