Alexey Dobriyan <adobri...@gmail.com> wrote: > Various subsystems can create files and directories in /proc > with names directly controlled by userspace. > > Which means "/", "." and ".." are no-no. > > "/" split is already taken care of, do the other 2 prohibited names.
Acked-by: Florian Westphal <f...@strlen.de> I'll send a patch for xtables too to reject bogus names coming from userspace (syzbot reports WARN() ).