linux-kernel - Re: [PATCH] KEYS: trusted: allow module init if TPM is inactive or deactivated

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <02f749ef-2438-a99b-c5b3-22bc97cc6b7a@huawei.com>
Date:   Mon, 5 Aug 2019 18:04:06 +0200
From:   Roberto Sassu <roberto.sassu@...wei.com>
To:     Mimi Zohar <zohar@...ux.ibm.com>,
        Tyler Hicks <tyhicks@...onical.com>,
        Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
CC:     <jejb@...ux.ibm.com>, <jgg@...pe.ca>,
        <linux-integrity@...r.kernel.org>,
        <linux-security-module@...r.kernel.org>,
        <keyrings@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <crazyt2019+lml@...il.com>, <nayna@...ux.vnet.ibm.com>,
        <silviu.vlasceanu@...wei.com>
Subject: Re: [PATCH] KEYS: trusted: allow module init if TPM is inactive or
 deactivated

On 8/5/2019 5:54 PM, Mimi Zohar wrote:
> On Mon, 2019-08-05 at 16:50 +0200, Roberto Sassu wrote:
>> Regarding Mimi's proposal to avoid the issue by extending the PCR with
>> zeros, I think it also achieve the goal.
> 
> Roberto, removing the following code from init_digests() would be the
> equivalent to the prior code, without needing to make any other
> changes.  Let's keep it simple.  Do you want to post the patch with
> the change, or should I?

I will send the new patch.

Roberto

-- 
HUAWEI TECHNOLOGIES Duesseldorf GmbH, HRB 56063
Managing Director: Li Peng, Li Jian, Shi Yanli