Groups of young men with faces masked, some carrying metal bars and axes, rioted on the streets of central Paris on Saturday, setting a dozen vehicles ablaze and torching buildings, Reuters reported.

"We have to think about the measures that can be taken so that these incidents don't happen again," Griveaux told Europe 1 radio.

When asked about imposing a state of emergency, he said the president, prime minister and interior minister would discuss all options available to them at a meeting on Sunday.