Re: kernel ring buffer accessible by users

[Julien Oster]

On Tue, Apr 22, 2003 at 06:44:05PM +0200, Michael Buesch wrote:

Hello Michael,

> > it's been quite a while that I noticed that any ordinary user, not
> > just root, can type "dmesg" to see the kernel ring buffer.

> just make
> $ chmod 700 /bin/dmesg

Thanks for the answer, but that doesn't help that much, since any user
could copy dmesg from his system or simply code a dmesg replacement
within a few minutes.

Regards,
Julien