Re: [PATCH v3 5/7] selinux: Add support for unprivileged mounts from user namespaces

James Morris
2015-11-18T00:02:56Z

On Tue, 17 Nov 2015, Seth Forshee wrote:

> Security labels from unprivileged mounts in user namespaces must
> be ignored. Force superblocks from user namespaces whose labeling
> behavior is to use xattrs to use mountpoint labeling instead.
> For the mountpoint label, default to converting the current task
> context into a form suitable for file objects, but also allow the
> policy writer to specify a different label through policy
> transition rules.
>
> Pieced together from code snippets provided by Stephen Smalley.
>
> Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
> Acked-by: Stephen Smalley <sds@tycho.nsa.gov>

Acked-by: James Morris <james.l.morris@oracle.com>

--
James Morris
<jmorris@namei.org>