jfvogel at gmail.com
Thu Sep 9 16:41:52 UTC 2010
On Thu, Sep 9, 2010 at 7:33 AM, Kurt Jaeger <pi at opsec.eu> wrote:
> > > Is this within a jail or something else along those lines? I can't
> > > reproduce the problem otherwise. Frustrating! Someone else on the
> > > might have ideas as to what could cause this.
> > Nope, this's a normal host. I've got securelevel on 1, but doubt that
> > would affect this?
> I assume it affects it.
> Basically, when the securelevel is positive, the kernel restricts
> certain tasks; not even the superuser (i.e., root) is allowed to
> do them.
> # Write to kernel memory via /dev/mem and /dev/kmem.
> So I assume it also restricts reading /dev/kmem ?
OH YUCK, another root isn't really root, so is it also possibly
the reason for the MSIX failure?? Is this pile, er feature, on by default?
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