Samuel Eto'o was filmed in a fight with a supporter.
The incident took place outside the stadium after the game.
A film crew is filming Eto'o having his photo taken with fans. The 41-year-old then chases after the individual who made the comment.
There is a fight between Eto'o and the supporter after other members of the public tried to keep them apart.
The video shows Eto'o kneeing the man in the face and knocking him to the ground.
The Sky Sports News asked for comment from the football associations.
Eto'o played in four World Cup tournaments for his country, scoring 56 goals in 118 caps.
There will be a World Cup in 2022.
The World Cup will be held in Russia.
He is an ambassador for the World Cup 2022.