Messages in this thread |  | | From | "Webmaster" <> | Date | Thu, 18 Jul 1996 15:22:58 +0000 | Subject | Re: Dumping /dev/zero to the console |
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On 18 Jul 96 at 1:19, Paul Gortmaker <gpg109@rsphy6.anu.edu.au> wrote:
> > Here is a neat trick to make your linux box essentially unusable: > > On linux console, even as a non-priv user, do a: > > % dd if=/dev/zero bs=1024k > > Now switch to another console (or even X) and try to do anything useful > and see how the box behaves. Same result with v1.2.13 and v2.0.7 kernel. > > Paul. >
That's basically the same as the "grep whatever /dev/zero" discussed on this list a while back.
Is there any reason /dev/zero should be readable by normal users, or is it safe to chmod it so that nobody pulls this stunt? Just wundering!
NL
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