Re: [EXTERNAL] Re: [edk2-devel] [PATCH] SecurityPkg/Tcg2Config: hide PCR Bank SHA1 checkbox

["Qi Zhang" <qi1.zhang@intel.com>]

[-- Attachment #1: Type: text/plain, Size: 5808 bytes --]

Submit a new BZ https://bugzilla.tianocore.org/show_bug.cgi?id=3268 for this change.

Patch set V2 has been sent out for review.

Thanks!
Qi Zhang
From: Bret Barkelew <Bret.Barkelew@microsoft.com>
Sent: Thursday, March 18, 2021 4:45 AM
To: devel@edk2.groups.io; lersek@redhat.com; Yao, Jiewen <jiewen.yao@intel.com>; Zhang, Qi1 <qi1.zhang@intel.com>
Cc: Wang, Jian J <jian.j.wang@intel.com>; Kumar, Rahul1 <rahul1.kumar@intel.com>
Subject: RE: [EXTERNAL] Re: [edk2-devel] [PATCH] SecurityPkg/Tcg2Config: hide PCR Bank SHA1 checkbox

+1

- Bret

________________________________
From: devel@edk2.groups.io<mailto:devel@edk2.groups.io> <devel@edk2.groups.io<mailto:devel@edk2.groups.io>> on behalf of Laszlo Ersek via groups.io <lersek=redhat.com@groups.io<mailto:lersek=redhat.com@groups.io>>
Sent: Wednesday, March 17, 2021 11:28:07 AM
To: devel@edk2.groups.io<mailto:devel@edk2.groups.io> <devel@edk2.groups.io<mailto:devel@edk2.groups.io>>; Yao, Jiewen <jiewen.yao@intel.com<mailto:jiewen.yao@intel.com>>; Zhang, Qi1 <qi1.zhang@intel.com<mailto:qi1.zhang@intel.com>>
Cc: Wang, Jian J <jian.j.wang@intel.com<mailto:jian.j.wang@intel.com>>; Kumar, Rahul1 <rahul1.kumar@intel.com<mailto:rahul1.kumar@intel.com>>
Subject: [EXTERNAL] Re: [edk2-devel] [PATCH] SecurityPkg/Tcg2Config: hide PCR Bank SHA1 checkbox

On 03/17/21 05:19, Yao, Jiewen wrote:
> Thank you Qi.
>
> i recommend we file a bugzilla on the scope of the problem

I agree.

We already have a number of BZs related to the disablement of SHA1 and MD5:

https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugzilla.tianocore.org%2Fshow_bug.cgi%3Fid%3D1682&amp;data=04%7C01%7Cbret.barkelew%40microsoft.com%7Ca9f46449e57d4642ab4608d8e9727545%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C637516025103613890%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=Bxq4fGkZUA91NNncp%2F68zbcXSYBQcIfGbgcT4CYktKs%3D&amp;reserved=0
https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugzilla.tianocore.org%2Fshow_bug.cgi%3Fid%3D2943&amp;data=04%7C01%7Cbret.barkelew%40microsoft.com%7Ca9f46449e57d4642ab4608d8e9727545%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C637516025103613890%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=eh9ef1WSF1DuepEkiXg1x%2BmmWs77eNrkSObOS5SVB94%3D&amp;reserved=0
https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugzilla.tianocore.org%2Fshow_bug.cgi%3Fid%3D3003&amp;data=04%7C01%7Cbret.barkelew%40microsoft.com%7Ca9f46449e57d4642ab4608d8e9727545%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C637516025103613890%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=YJTXNb2GnPkkc9Y6GI%2BI9WYy8MdeujtSvpah5mWhrp0%3D&amp;reserved=0
https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugzilla.tianocore.org%2Fshow_bug.cgi%3Fid%3D3021&amp;data=04%7C01%7Cbret.barkelew%40microsoft.com%7Ca9f46449e57d4642ab4608d8e9727545%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C637516025103613890%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=pcAqk46YRGn9jS0ra5sl7Gg7i8PvqZbdewsH6hMq5YM%3D&amp;reserved=0
https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugzilla.tianocore.org%2Fshow_bug.cgi%3Fid%3D3027&amp;data=04%7C01%7Cbret.barkelew%40microsoft.com%7Ca9f46449e57d4642ab4608d8e9727545%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C637516025103613890%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=4sOMDQitxKwFfXmYFJ9ooF7hovK4vfMww0ppsHz5vjk%3D&amp;reserved=0
https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugzilla.tianocore.org%2Fshow_bug.cgi%3Fid%3D3079&amp;data=04%7C01%7Cbret.barkelew%40microsoft.com%7Ca9f46449e57d4642ab4608d8e9727545%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C637516025103613890%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=8is%2FUsgRy71E%2F9ui%2BkMwoTmp4jiw0vKlsUwJ%2BxEqfO0%3D&amp;reserved=0

We should certainly track the change for Tcg2Config too, in a new BZ.

Thanks
Laszlo

>
> After the scope is agreed, then you can send the patch.
>
> For example, I can ask why not remove the sha1supported field at all?
>
> I hope the community can reach consensus on the problem statement at first.
>
>
> thank you!
> Yao, Jiewen
>
>
>> 在 2021年3月17日，上午10:56，Zhang, Qi1 <qi1.zhang@intel.com<mailto:qi1.zhang@intel.com>> 写道：
>>
>> wrap SHA1 related by DISABLE_SHA1_DEPRECATED_INTERFACES.
>>
>> Cc: Jiewen Yao <jiewen.yao@intel.com<mailto:jiewen.yao@intel.com>>
>> Cc: Jian J Wang <jian.j.wang@intel.com<mailto:jian.j.wang@intel.com>>
>> Cc: Qi Zhang <qi1.zhang@intel.com<mailto:qi1.zhang@intel.com>>
>> Cc: Rahul Kumar <rahul1.kumar@intel.com<mailto:rahul1.kumar@intel.com>>
>> Signed-off-by: Qi Zhang <qi1.zhang@intel.com<mailto:qi1.zhang@intel.com>>
>> ---
>> SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c | 2 ++
>> 1 file changed, 2 insertions(+)
>>
>> diff --git a/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c b/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c
>> index 2946f95db0..81a4d3fa6a 100644
>> --- a/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c
>> +++ b/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c
>> @@ -710,9 +710,11 @@ SetConfigInfo (
>>   )
>> {
>>   switch (TpmAlgHash) {
>> +#ifndef DISABLE_SHA1_DEPRECATED_INTERFACES
>>   case TPM_ALG_SHA1:
>>     Tcg2ConfigInfo->Sha1Supported = TRUE;
>>     break;
>> +#endif
>>   case TPM_ALG_SHA256:
>>     Tcg2ConfigInfo->Sha256Supported = TRUE;
>>     break;
>> --
>> 2.26.2.windows.1
>>
>
>
>
>
>






[-- Attachment #2: Type: text/html, Size: 13501 bytes --]