From 28892d768be4ad731d754fb13de58368d524fd14 Mon Sep 17 00:00:00 2001 From: "Zhang, Chao B" Date: Tue, 20 Mar 2018 23:10:26 +0800 Subject: [PATCH] SecurityPkg Tpm12CommandLib: Fix TPM12 GetCapability response error TPM12 command lib doesn't convert Response Size before using. Add logic to fix the issue. Cc: Long Qin Cc: Yao Jiewen Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Chao Zhang Reviewed-by: Long Qin Reviewed-by: Yao Jiewen --- SecurityPkg/Library/Tpm12CommandLib/Tpm12GetCapability.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/SecurityPkg/Library/Tpm12CommandLib/Tpm12GetCapability.c b/SecurityPkg/Library/Tpm12CommandLib/Tpm12GetCapability.c index c6eb9e1050..29d7a13edb 100644 --- a/SecurityPkg/Library/Tpm12CommandLib/Tpm12GetCapability.c +++ b/SecurityPkg/Library/Tpm12CommandLib/Tpm12GetCapability.c @@ -1,7 +1,7 @@ /** @file Implement TPM1.2 Get Capabilities related commands. -Copyright (c) 2016 - 2017, Intel Corporation. All rights reserved.
+Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.
This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at @@ -85,7 +85,7 @@ Tpm12GetCapabilityFlagPermanent ( } ZeroMem (TpmPermanentFlags, sizeof (*TpmPermanentFlags)); - CopyMem (TpmPermanentFlags, &Response.Flags, MIN (sizeof (*TpmPermanentFlags), Response.ResponseSize)); + CopyMem (TpmPermanentFlags, &Response.Flags, MIN (sizeof (*TpmPermanentFlags), SwapBytes32(Response.ResponseSize))); return Status; } @@ -131,7 +131,7 @@ Tpm12GetCapabilityFlagVolatile ( } ZeroMem (VolatileFlags, sizeof (*VolatileFlags)); - CopyMem (VolatileFlags, &Response.Flags, MIN (sizeof (*VolatileFlags), Response.ResponseSize)); + CopyMem (VolatileFlags, &Response.Flags, MIN (sizeof (*VolatileFlags), SwapBytes32(Response.ResponseSize))); return Status; } -- 2.39.2