[libvirt-users] libvirtd via unix socket using system uri

[Daniel P. Berrangé]

On Tue, Apr 30, 2019 at 10:45:03AM +0100, Peter Crowther wrote:
> On Tue, 30 Apr 2019 at 10:40, Michal Privoznik <mprivozn at redhat.com> wrote:
> 
> > Is there any problem running libvirtd as root?
> >
> > Yes, in the regulated environment in which I work!  I have to do far more
> thorough threat analysis than I would do if I knew which capabilities it
> had.  So far, we've accepted the extra work; but it would be wonderful to
> be able to run a locked-down virtualisation environment.

Libvirtd system mode will want cap_net_admin in order to setup TAP devices
and cap_sys_admin to manage disk permissions to grant QEMU access, at which
point you've lost any security benefit of running it unprivileged with
selective capabilities.

Regards,
Daniel
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