Linus Torvalds wrote:
> This is why we have "pivot_root()" and "chroot()", which can both be used
> to do what you want to do. You mount the new root somewhere else, and then
> you chroot (or pivot-root) to it. And THEN you do 'chdir("/")' to move the
> cwd into the new root too (and only at that point have you "lost" the old
> root - although you can actually get it back if you have some file
> descriptor open to it).
Wouldn't this constitute a security flaw?
Shouldn't chroot jail you?
--
Al
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