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  • Interesting thoughts, thanks. If you can use these attacks, I would think you could use an easier, more direct attack, but every little bit of info helps an attacker. For the stat call, it can also be called on folders, but does it only report combined size of child files/folders it has execute permissions of the parents of? Commented Apr 23, 2014 at 20:01
  • I don't know the behavior of stat of directories, if you have a superuser account on your computer perhaps you could try it out. Commented Apr 23, 2014 at 20:57