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From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Roberto Sassu <roberto.sassu@huawei.com>
Cc: jarkko.sakkinen@linux.intel.com, zohar@linux.ibm.com,
	linux-integrity@vger.kernel.org,
	linux-security-module@vger.kernel.org,
	linux-kernel@vger.kernel.org, silviu.vlasceanu@huawei.com
Subject: Re: [PATCH v3 5/5] tpm: ensure that output of PCR read contains the correct digest size
Date: Tue, 30 Oct 2018 21:52:45 +0200 (EET)	[thread overview]
Message-ID: <alpine.DEB.2.21.1810302151580.5058@jsakkine-mobl1> (raw)
In-Reply-To: <20181030154711.2782-6-roberto.sassu@huawei.com>

On Tue, 30 Oct 2018, Roberto Sassu wrote:
> This patch ensures that the digest size returned by the TPM during a PCR
> read matches the size of the algorithm passed as argument to
> tpm2_pcr_read(). The check is performed after information about the PCR
> banks has been retrieved.
>
> Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com>

What is the scenarion when this can happen (should be explained in
the commit message)?

/Jarkko

  reply	other threads:[~2018-10-30 19:52 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-30 15:47 [PATCH v3 0/5] tpm: retrieve digest size of unknown algorithms from TPM Roberto Sassu
2018-10-30 15:47 ` [PATCH v3 1/5] tpm: change the end marker of the active_banks array to zero Roberto Sassu
2018-10-30 19:45   ` Jarkko Sakkinen
2018-10-31 14:43   ` Mimi Zohar
2018-11-01 14:42     ` Mimi Zohar
2018-11-05  8:10       ` Roberto Sassu
2018-11-05 13:02         ` Mimi Zohar
2018-11-05  8:07     ` Roberto Sassu
2018-10-30 15:47 ` [PATCH v3 2/5] tpm: rename and export tpm2_digest and tpm2_algorithms Roberto Sassu
2018-10-30 15:47 ` [PATCH v3 3/5] tpm: modify tpm_pcr_read() definition to pass a TPM hash algorithm Roberto Sassu
2018-10-30 15:47 ` [PATCH v3 4/5] tpm: retrieve digest size of unknown algorithms with PCR read Roberto Sassu
2018-11-01 16:02   ` Mimi Zohar
2018-11-01 16:23     ` Mimi Zohar
2018-11-05  9:47     ` Roberto Sassu
2018-11-05 12:01       ` Jarkko Sakkinen
2018-11-05 13:09         ` Roberto Sassu
2018-11-05 14:48           ` Mimi Zohar
2018-11-05 17:13           ` Jarkko Sakkinen
2018-11-05 17:10         ` Jarkko Sakkinen
2018-10-30 15:47 ` [PATCH v3 5/5] tpm: ensure that output of PCR read contains the correct digest size Roberto Sassu
2018-10-30 19:52   ` Jarkko Sakkinen [this message]
2018-10-31  8:16     ` Roberto Sassu
2018-11-01 14:32       ` Jarkko Sakkinen
2018-11-01 16:52   ` Mimi Zohar

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