Brent crude for November delivery rose above US$100 a barrel on Wednesday for the first time since late July, in a session shaped by escalating attacks between the United States and Iran and by fears of further supply disruptions in the Middle East.

Brent crude moved closer to $100 as renewed U.S.-Iran tensions and threats to Gulf shipping raised fears of prolonged oil supply disruptions.

Brent crude moved closer to $100 per barrel as hopes of a near-term peace deal between the United States and Iran weakened amid...