This headline seems like there’s a bit of sensationalizing going on - A french weapon system, sold to the UAE, is installed on vehicles the UAE has subsequently sent to sudan.

[Amnesty] says the Rapid Support Forces militia is using vehicles in the Darfur region supplied by the United Arab Emirates that are fitted with French hardware as it battles the army. It says the Rapid Support Forces militia is using vehicles in the Darfur region supplied by the United Arab Emirates that are fitted with French hardware as it battles the army.

“If France cannot guarantee through export controls, including end user certification, that arms will not be re-exported to Sudan, it should not authorise those transfers,” [Amnesty] said.

Clearly they need to get their shit in order, but the french lack of a response seems more understandable given that it does take some amount of time to ex: check twenty years of arms sales for similar export control violations.