Re: PTY DOS vulnerability?
Alan Cox (firstname.lastname@example.org)
30 Jun 2003 22:36:34 +0100
On Llu, 2003-06-30 at 22:31, Fredrik Tolf wrote:
> That is true, though, of course. Stupid me not to think about
> that. However, that means that an administrator who could find
> himself being under such an attack might not think about it
> either. Also, from the outside, the ssh client just does
> nothing, making it look as if the server is unresponsive. Of
> course, the exact error is logged to the server's syslog, but if
> you can't view it, then you won't know about it.
> So all in all, do you think I should implement a per-user
> resource limit on PTYs?
There are a whole collection of things that would benefit from that kind
of management - go for it but make it possible to add other stuff too
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