Bugtraq mailing list archives

Re: Urgent !! Serious Linux Security Bug....


From: dufresne () parka winternet com (Ron DuFresne)
Date: Tue, 22 Oct 1996 17:27:30 -0500


I've gotta start questioning the testing process folks are using since
there are so many conflicting results being reported in which OS' and
kernel levels are vulnerable, or am I reading these too fast and the
conflicts only in my mind here?

Later,

Ron DuFresne

On Mon, 21 Oct 1996, Jean-Francois Zwobada wrote:

Henrik P Johnson wrote:

On Sun, 20 Oct 1996, Jason T. Luttgens wrote:

        Today we saw an email from Linus Torvalds advising of a problem
with Linux and ping.  Basically you can reboot a linux box remotely if
some scenario's are right.  From what we can tell and this has all been
verified is: If anyone in the world with a Windows 95 machine can ping
your
Linux box they can potentially reboot that machine.. Hence a serious
denial of service OR loss of data.


BSDish Unices (BSD/OS v2.1, SunOS 4.1.x) and Solaris 2.5 don't reply. NT
just responds.

This also works on HPUX 10.1, when I tried it I got a system panic and the
machine hang and didn't reboot.

Another good bug of the week for the Scriptors of Doom :o)

--
_____ Jean-Francois Zwobada (mailto:zwobada () apogee-com fr) _______

Apogee Communications              Tel    : +33 (1) 69 85 56 47
                                   Fax    : +33 (1) 69 85 56 48

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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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        ***testing, only testing, and damn good at it too!***

OK, so you're a Ph.D.  Just don't touch anything.



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