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

From: James Morris
Date: Tue Nov 17 2015 - 19:03:01 EST

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@xxxxxxxxxxxxx>
> Acked-by: Stephen Smalley <sds@xxxxxxxxxxxxx>

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

James Morris

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