From: "Yao, Jiewen" <jiewen.yao@intel.com>
To: "Gao, Zhichao" <zhichao.gao@intel.com>,
"devel@edk2.groups.io" <devel@edk2.groups.io>
Cc: "Wang, Jian J" <jian.j.wang@intel.com>,
"Xu, Min M" <min.m.xu@intel.com>,
"Zhang, Qi1" <qi1.zhang@intel.com>
Subject: Re: [PATCH] SecurityPkg/DxeImageVerificationLib: Disable SHA1 base on MACRO
Date: Mon, 7 Sep 2020 02:15:30 +0000 [thread overview]
Message-ID: <CY4PR11MB12883287A64F735C158A397A8C280@CY4PR11MB1288.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20200831051317.11532-1-zhichao.gao@intel.com>
Reviewed-by: Jiewen Yao <Jiewen.yao@intel.com>
> -----Original Message-----
> From: Gao, Zhichao <zhichao.gao@intel.com>
> Sent: Monday, August 31, 2020 1:13 PM
> To: devel@edk2.groups.io
> Cc: Yao, Jiewen <jiewen.yao@intel.com>; Wang, Jian J <jian.j.wang@intel.com>;
> Xu, Min M <min.m.xu@intel.com>; Zhang, Qi1 <qi1.zhang@intel.com>
> Subject: [PATCH] SecurityPkg/DxeImageVerificationLib: Disable SHA1 base on
> MACRO
>
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2943
>
> Disable SHA1 base on the MACRO DISABLE_SHA1_DEPRECATED_INTERFACES.
> SHA1 is deprecated function and the MACRO is used to remove the whole
> implementation of the SHA1. For the platforms that do not need SHA1
> for security, the MACRO should works for DxeImageVerificationLib as
> well.
>
> Signed-off-by: Zhichao Gao <zhichao.gao@intel.com>
> Cc: Jiewen Yao <jiewen.yao@intel.com>
> Cc: Jian J Wang <jian.j.wang@intel.com>
> Cc: Min Xu <min.m.xu@intel.com>
> Cc: Qi Zhang <qi1.zhang@intel.com>
> ---
> .../DxeImageVerificationLib/DxeImageVerificationLib.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git
> a/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c
> b/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c
> index b08fe24e85..7871220140 100644
> --- a/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c
> +++ b/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c
> @@ -59,7 +59,11 @@ UINT8 mHashOidValue[] = {
> };
>
> HASH_TABLE mHash[] = {
> +#ifndef DISABLE_SHA1_DEPRECATED_INTERFACES
> { L"SHA1", 20, &mHashOidValue[0], 5, Sha1GetContextSize, Sha1Init,
> Sha1Update, Sha1Final },
> +#else
> + { L"SHA1", 20, &mHashOidValue[0], 5, NULL, NULL, NULL,
> NULL },
> +#endif
> { L"SHA224", 28, &mHashOidValue[5], 9, NULL, NULL, NULL,
> NULL },
> { L"SHA256", 32, &mHashOidValue[14], 9, Sha256GetContextSize, Sha256Init,
> Sha256Update, Sha256Final},
> { L"SHA384", 48, &mHashOidValue[23], 9, Sha384GetContextSize, Sha384Init,
> Sha384Update, Sha384Final},
> @@ -315,10 +319,12 @@ HashPeImage (
> ZeroMem (mImageDigest, MAX_DIGEST_SIZE);
>
> switch (HashAlg) {
> +#ifndef DISABLE_SHA1_DEPRECATED_INTERFACES
> case HASHALG_SHA1:
> mImageDigestSize = SHA1_DIGEST_SIZE;
> mCertType = gEfiCertSha1Guid;
> break;
> +#endif
>
> case HASHALG_SHA256:
> mImageDigestSize = SHA256_DIGEST_SIZE;
> --
> 2.21.0.windows.1
next prev parent reply other threads:[~2020-09-07 2:15 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-31 5:13 [PATCH] SecurityPkg/DxeImageVerificationLib: Disable SHA1 base on MACRO Gao, Zhichao
2020-09-07 2:15 ` Yao, Jiewen [this message]
2020-09-07 2:17 ` Wang, Jian J
[not found] ` <16325EB1DAFF59F3.20857@groups.io>
2020-09-07 2:20 ` [edk2-devel] " Yao, Jiewen
2020-09-07 2:36 ` Gao, Zhichao
2020-09-07 2:55 ` Yao, Jiewen
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