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author | Chao, Zhang <chao.b.zhang@intel.com> | 2014-10-22 07:30:22 +0000 |
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committer | czhang46 <czhang46@Edk2> | 2014-10-22 07:30:22 +0000 |
commit | 36bdec3cd94346c9ccae4df02ae5890409498cf8 (patch) | |
tree | 555feb56d3eb7c1bcb7cc87be4e9dafb9d920205 /SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf | |
parent | 0414ec24bad8adf62982fe2c15d7f55a7a0fda6b (diff) | |
download | edk2-platforms-36bdec3cd94346c9ccae4df02ae5890409498cf8.tar.xz |
Add comments to clarify mPubKeyStore buffer MemCopy. There is no memory overflow issue.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Chao, Zhang <chao.b.zhang@intel.com>
Reviewed-by: Yao, Jiewen <jiewen.yao@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16227 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf')
-rw-r--r-- | SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf b/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf index 279a9248e2..1987764d80 100644 --- a/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf +++ b/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf @@ -13,6 +13,10 @@ # This driver will have external input - variable data and communicate buffer in SMM mode.
# This external input must be validated carefully to avoid security issues such as
# buffer overflow or integer overflow.
+# The whole SMM authentication variable design relies on the integrity of flash part and SMM.
+# which is assumed to be protected by platform. All variable code and metadata in flash/SMM Memory
+# may not be modified without authorization. If platform fails to protect these resources,
+# the authentication service provided in this driver will be broken, and the behavior is undefined.
#
# Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>
# This program and the accompanying materials
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