Sri Lanka, Jan. 13 -- Oil prices edged higher on Tuesday, as heightened concerns surrounding Iran and potential supply disruptions outweighed the prospect of increased crude supply from Venezuela.

Brent futures gained 28 cents, or 0.4 per cent to $64.15 a barrel by 0101 GMT, hovering near a two-month high struck in the previous session.

U.S. West Texas Intermediate crude rose 28 cents, or 0.5 per cent, to $59.78, its highest since December 8 hit earlier in the session.

Iran, one of the biggest producers of the Organization of the Petroleum Exporting Countries, is facing its biggest anti-government demonstrations in years, drawing a warning from U.S. President Donald Trump of possible military action over lethal violence against protest...