[PATCH v3 0/4] unverifiable file signatures
zohar at linux.vnet.ibm.com
Tue Mar 13 20:40:10 UTC 2018
On Tue, 2018-03-13 at 14:40 -0500, Eric W. Biederman wrote:
> Mimi Zohar <zohar at linux.vnet.ibm.com> writes:
> > For local filesystems, the kernel prevents files being executed from
> > being modified. With IMA-measurement enabled, the kernel also emits
> > audit "time of measure, time of use" messages for files opened for
> > read, and subsequently opened for write.
> > Files on fuse are initially measured, appraised, and audited. Although
> > the file data can change dynamically any time, making re-measuring,
> > re-appraising, or re-auditing pointless, this patch set attempts to
> > differentiate between unprivileged non-init root and privileged
> > mounted fuse filesystems.
> Acked-by: "Eric W. Biederman" <ebiederm at xmission.com>
> Overall ack on the way this is put together.
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