[PATCH v9 4/8] IMA: add policy rule to measure critical data

Tushar Sugandhi tusharsu at linux.microsoft.com
Tue Jan 5 20:12:58 UTC 2021

On 2020-12-24 5:48 a.m., Mimi Zohar wrote:
> Hi Tushar,
> Please update the Subject line as, "Add policy rule support for
> measuring critical data".
> On Sat, 2020-12-12 at 10:02 -0800, Tushar Sugandhi wrote:
>> A new IMA policy rule is needed for the IMA hook
>> ima_measure_critical_data() and the corresponding func CRITICAL_DATA for
>> measuring the input buffer. The policy rule should ensure the buffer
>> would get measured only when the policy rule allows the action. The
>> policy rule should also support the necessary constraints (flags etc.)
>> for integrity critical buffer data measurements.
>> Add a policy rule to define the constraints for restricting integrity
>> critical data measurements.
>> Signed-off-by: Tushar Sugandhi <tusharsu at linux.microsoft.com>
> This patch does not restrict measuring critical data, but adds policy
> rule support for measuring critical data.  please update the patch
> description accordingly.
Will do. Will update the patch description accordingly.

> Other than that,
> Reviewed-by: Mimi Zohar <zohar at linux.ibm.com>
Thanks a lot for the Reviewed-by tag. :)

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