diff options
| author | sfu5 <sfu5@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-01-25 07:14:43 +0000 |
|---|---|---|
| committer | sfu5 <sfu5@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-01-25 07:14:43 +0000 |
| commit | 5767f22fca7c337cdc113e14b411c1fd0ea7bd53 (patch) | |
| tree | 6594e48d7bfee680a11c6c885264b156836f6685 /SecurityPkg | |
| parent | 12cbe232577107d0ef1196689914bd99cbcd12f9 (diff) | |
| download | edk2-platforms-5767f22fca7c337cdc113e14b411c1fd0ea7bd53.tar.xz | |
Check the input VaraibleName for db/dbx when appending variables with formatted as EFI_SIGNATURE_LIST.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14087 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'SecurityPkg')
| -rw-r--r-- | SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c b/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c index aa468bac2c..ce4f6e813e 100644 --- a/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c +++ b/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c @@ -1820,11 +1820,11 @@ UpdateVariable ( DataOffset = sizeof (VARIABLE_HEADER) + Variable->CurrPtr->NameSize + GET_PAD_SIZE (Variable->CurrPtr->NameSize);
CopyMem (mStorageArea, (UINT8*)((UINTN) Variable->CurrPtr + DataOffset), Variable->CurrPtr->DataSize);
- if (CompareGuid (VendorGuid, &gEfiImageSecurityDatabaseGuid) ||
- (CompareGuid (VendorGuid, &gEfiGlobalVariableGuid) && (StrCmp (VariableName, EFI_KEY_EXCHANGE_KEY_NAME) == 0))) {
+ if ((CompareGuid (VendorGuid, &gEfiImageSecurityDatabaseGuid) &&
+ ((StrCmp (VariableName, EFI_IMAGE_SECURITY_DATABASE) == 0) || (StrCmp (VariableName, EFI_IMAGE_SECURITY_DATABASE1) == 0))) ||
+ (CompareGuid (VendorGuid, &gEfiGlobalVariableGuid) && (StrCmp (VariableName, EFI_KEY_EXCHANGE_KEY_NAME) == 0))) {
//
- // For variables with the GUID EFI_IMAGE_SECURITY_DATABASE_GUID (i.e. where the data
- // buffer is formatted as EFI_SIGNATURE_LIST), the driver shall not perform an append of
+ // For variables with formatted as EFI_SIGNATURE_LIST, the driver shall not perform an append of
// EFI_SIGNATURE_DATA values that are already part of the existing variable value.
//
BufSize = AppendSignatureList (mStorageArea, Variable->CurrPtr->DataSize, Data, DataSize);
|