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
| ||
|
Message-ID: <6344e116-763f-98d5-5174-7395d761de45@molgen.mpg.de>
Date: Fri, 15 Dec 2017 16:10:54 +0100
From: Paul Menzel <pmenzel@...gen.mpg.de>
To: Mario Limonciello <mario.limonciello@...l.com>,
Alexander Steffen <Alexander.Steffen@...ineon.com>,
Jason Gunthorpe <jgg@...pe.ca>
Cc: linux-integrity@...r.kernel.org, linux-kernel@...r.kernel.org,
rafael.j.wysocki@...el.com, len.brown@...el.com
Subject: Re: [Regression 4.15-rc2] New messages `tpm tpm0: A TPM error (2314)
occurred continue selftest`
Dear Mario,
On 12/15/17 15:39, Mario.Limonciello@...l.com wrote:
>> -----Original Message-----
>> From: Paul Menzel [mailto:pmenzel@...gen.mpg.de]
>> Sent: Friday, December 15, 2017 5:54 AM
>> To: Limonciello, Mario <Mario_Limonciello@...l.com>; Alexander Steffen
>> <Alexander.Steffen@...ineon.com>; Jason Gunthorpe <jgg@...pe.ca>
>> Cc: linux-integrity@...r.kernel.org; linux-kernel@...r.kernel.org; Rafael J.
>> Wysocki <rafael.j.wysocki@...el.com>; Len Brown <len.brown@...el.com>
>> Subject: Re: [Regression 4.15-rc2] New messages `tpm tpm0: A TPM error (2314)
>> occurred continue selftest`
[…]
>> the added line breaks to the quoted parts really mess up the citation.
>> Can we please try to use MUAs avoiding that, or fixing that manually?
>
> I don't know what you mean. I think this is directed at Alexander?
> If this is directed to me I can't change mail clients, sorry.
I think it started in Alexander’s reply (Message-ID:
<10b81a727ba940889095fa4bb29d0863@...ineon.com>) that line breaks were
added to quotes. Your only adds a long “Original Message” header.
> <snip>
>
>>> Yes it's required for the TPM model/vendor that is used in the XPS model that
>>> Paul has. If you try to run the upgrade without clearing it the firmware will
>>> reject the upgrade.
>>
>> Mario, thank you for your quick reaction.
>>
>> […]
>>
>> 1. Can you reproduce this issue too?
>
> I haven't seen this, but if this is a regression I also have not run anything
> later than 4.15-rc1 right now.
Well as far as I understood it, it’s not a regression, and there is now
just better error reporting. Did you ever get the TPM to work?
>> 2. How do I find out, what TPM firmware version is installed?
>
> fwupd will tell you. Documentation (and code) here:
> https://github.com/hughsie/fwupd/tree/master/plugins/dell
Unfortuntately it’s not listed with fwupd 0.7.0-0ubuntu4.3 in Ubuntu
16.04.3 LTS installed by Dell.
```
$ fwupdmgr get-devices
ro__sys_devices_pci0000_00_0000_00_02_0
Guid: 3ec3df3a-2290-56e5-9d2f-eda62e9ab50b
Provider: Udev
Flags: internal|locked
DeviceVendor: Intel Corporation
Created: 2017-12-15
Trusted: none
UEFI-5ffdbc0d-f340-441c-a803-8439c8c0ae10-dev0
Guid: 5ffdbc0d-f340-441c-a803-8439c8c0ae10
DisplayName: XPS 13 9360
Provider: UEFI
Flags: internal|allow-offline|require-ac
Version: 0.2.4.2
VersionLowest: 0.2.4.2
Created: 2017-12-15
Trusted: none
usb:00:05
Guid: 87c78d19-a3ed-5778-9b69-8eb701529940
DisplayName: Integrated_Webcam_HD
Provider: USB
Flags: none
Version: 99.24
Created: 2017-12-15
Trusted: none
usb:00:04
Guid: 0f15c153-cc04-589b-8886-aba87f98918d
DisplayName: Touchscreen
Provider: USB
Flags: none
Version: 17.17
Created: 2017-12-15
Trusted: none
```
>> 3. Updating to the firmware 2.4.2 from December 17th, 2017 didn’t fix
[The date is December 12th, 2017.]
> The TPM in the XPS is a discrete TPM that is treated separately from the system
> firmware payload. It supports both a "1.2" and a "2.0" firmware.
>
> It is independently flashed from a separate TPM payload that is distributed
> on LVFS.
It looks like I am out of luck with Ubuntu 16.04.3 [1].
Kind regards,
Paul
[1] https://github.com/hughsie/fwupd/issues/301#issuecomment-342164366
Download attachment "smime.p7s" of type "application/pkcs7-signature" (5174 bytes)
Powered by blists - more mailing lists