There’s nothing wrong in speaking out for other groups for as long as it actually corresponds to the current needs of people inside the group, as defined by themselves.
This is what being an ally is all about.
But yes, one should better consult people on what they ask for in the first place.
As containers are isolated - it’s mostly a security issue for the container itself. It may become an issue, though, if the container is allowed to freely interact with filesystem, for example.
Apps like Flatseal allow you to easily control such variables using a GUI instead of tinkering in the terminal.