From: Mimi Zohar <zohar@linux.ibm.com>
To: Lakshmi Ramasubramanian <nramas@linux.microsoft.com>
Cc: tusharsu@linux.microsoft.com, linux-integrity@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] ima: select ima-buf template for buffer measurement
Date: Fri, 13 Nov 2020 10:57:14 -0500 [thread overview]
Message-ID: <27ecba12eb9f61e73b4b3ecf69310ce3f21bc2e9.camel@linux.ibm.com> (raw)
In-Reply-To: <20201112203959.3657-1-nramas@linux.microsoft.com>
Hi Lakshmi,
On Thu, 2020-11-12 at 12:39 -0800, Lakshmi Ramasubramanian wrote:
> The default IMA template used for all policy rules is the value set
> for CONFIG_IMA_DEFAULT_TEMPLATE if the policy rule does not specify
> a template. The default IMA template for buffer measurements should be
> 'ima-buf' - so that the measured buffer is correctly included in the IMA
> measurement log entry.
>
> With the default template format, buffer measurements are added to
> the measurement list, but do not include the buffer data, making it
> difficult, if not impossible, to validate. Including 'ima-buf'
> template records in the measurement list by default, should not impact
> existing attestation servers without 'ima-buf' template support.
>
> Initialize a global 'ima-buf' template and select that template,
> by default, for buffer measurements.
>
> Signed-off-by: Lakshmi Ramasubramanian <nramas@linux.microsoft.com>
Thanks! It's now queued in next-integrity-testing.
Mimi
prev parent reply other threads:[~2020-11-13 15:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-12 20:39 Lakshmi Ramasubramanian
2020-11-13 15:57 ` Mimi Zohar [this message]
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