SCT spec: https://bugzilla.tianocore.org/show_bug.cgi?id=4374
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4419 -Implement MemoryOverwriteRequestControlLock Locked with Key State test cases -Add remaining Assertions 33 - 49 from SCT spec -Add Test Case to MemoryOverwriteRequestFunctionTest Cc: G Edhaya Chandran <edhaya.chand...@arm.com> Cc: Barton Gao <gao...@byosoft.com.cn> Cc: Carolyn Gjertsen <carolyn.gjert...@amd.com> Signed-off-by: Abhi Singh <abhi.si...@arm.com> Change-Id: Ifade96b0c6ec9e7f9bfb0eba8ceeb92380271e8b --- uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.h | 85 +++ uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestMain.h | 11 +- uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.c | 34 ++ uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestFunction.c | 623 ++++++++++++++++++++ 4 files changed, 752 insertions(+), 1 deletion(-) diff --git a/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.h b/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.h index 023e7a37322c..cf7f3e180f54 100644 --- a/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.h +++ b/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.h @@ -121,6 +121,57 @@ Abstract: #define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_032_GUID \ { 0xc8894201, 0x7a3a, 0x47d4, {0xa8, 0x8d, 0xdf, 0x4b, 0x03, 0xff, 0xde, 0x4f }} +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_033_GUID \ +{ 0x38a813ac, 0x8eb9, 0x46ce, {0xa8, 0x6b, 0x40, 0x8c, 0x07, 0x5f, 0xc7, 0xed }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_034_GUID \ +{ 0x919b8392, 0xcb78, 0x49ff, {0xa3, 0x18, 0x49, 0x78, 0x76, 0xe0, 0xf8, 0xf8 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_035_GUID \ +{ 0x219abaf2, 0x04a9, 0x407c, {0xb5, 0xde, 0xa0, 0x03, 0x6e, 0x65, 0xb0, 0xb9 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_036_GUID \ +{ 0x9a51640a, 0xff14, 0x402b, {0xb0, 0x57, 0xa0, 0xc4, 0xf7, 0x20, 0x8e, 0x44 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_037_GUID \ +{ 0x8ccd0dbb, 0x9b0a, 0x4bfb, {0xa0, 0x7e, 0xc6, 0x06, 0x8b, 0x91, 0x0d, 0xfb }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_038_GUID \ +{ 0xde6f4e17, 0xe375, 0x4dcb, {0x8f, 0x07, 0x77, 0x7e, 0x62, 0x49, 0xea, 0x2c }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_039_GUID \ +{ 0x4ab6927b, 0x5ee4, 0x4748, {0xa4, 0x9d, 0x2d, 0xf3, 0x70, 0x01, 0x41, 0xd5 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_040_GUID \ +{ 0x33142ecf, 0x0f92, 0x4625, {0xb7, 0xf6, 0x7f, 0x15, 0x25, 0x74, 0xd3, 0x03 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_041_GUID \ +{ 0xf73c04df, 0x2e42, 0x4174, {0x82, 0x18, 0x0f, 0x25, 0x46, 0x4a, 0x55, 0xe9 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_042_GUID \ +{ 0xd4eacf82, 0x55d1, 0x4ba1, {0xbe, 0x89, 0x6a, 0x2e, 0x44, 0x0f, 0xc7, 0xc0 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_043_GUID \ +{ 0xfd88fe63, 0x5ed4, 0x482a, {0x98, 0x44, 0x23, 0x90, 0xf9, 0x09, 0x1c, 0x20 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_044_GUID \ +{ 0x176f16cb, 0xf3a4, 0x4f12, {0x8f, 0x96, 0x4a, 0xc1, 0x8b, 0xdd, 0x6e, 0x3c }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_045_GUID \ +{ 0xf0d5e7b3, 0xdc0f, 0x4a18, {0xb9, 0x78, 0x09, 0x3b, 0x15, 0x55, 0x66, 0xbf }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_046_GUID \ +{ 0x9bf14c4b, 0x2950, 0x4c4e, {0x8b, 0xa3, 0x06, 0x46, 0xf1, 0x27, 0x8c, 0x05 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_047_GUID \ +{ 0xb0468dee, 0xb1d0, 0x4795, {0x9f, 0xbf, 0xbe, 0x3f, 0x40, 0x2f, 0x3d, 0x6f }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_048_GUID \ +{ 0x1f7dd903, 0xcd58, 0x4d6f, {0x80, 0xd6, 0x4f, 0x6d, 0xcb, 0x4a, 0xd6, 0xc9 }} + +#define EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_049_GUID \ +{ 0x439179c2, 0x744d, 0x43bc, {0xb0, 0x67, 0x7b, 0x65, 0x60, 0x62, 0x6f, 0x5e }} + extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid001; extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid002; @@ -184,3 +235,37 @@ extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid030; extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid031; extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid032; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid033; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid034; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid035; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid036; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid037; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid038; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid039; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid040; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid041; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid042; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid043; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid044; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid045; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid046; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid047; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid048; + +extern EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid049; diff --git a/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestMain.h b/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestMain.h index 94ed476f86ad..76b3c76340cf 100644 --- a/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestMain.h +++ b/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestMain.h @@ -50,11 +50,13 @@ typedef struct _RESET_DATA { #define MOR_LOCK_DATA_UNLOCKED 0x0 #define MOR_LOCK_DATA_LOCKED_WITHOUT_KEY 0x1 +#define MOR_LOCK_DATA_LOCKED_WITH_KEY 0x2 +#define MOR_LOCK_NO_KEY_SIZE 1 #define MOR_LOCK_WITH_KEY_SIZE 8 #define MOR_LOCK_TEST_KEY 0x11111111 - +#define MOR_LOCK_INVALID_TEST_KEY 0x22222222 // // TEST GUID for TCG Platform Reset Attack Mitigation MemoryOverwriteRequest (MOR) Test @@ -118,6 +120,13 @@ TCGMemoryOverwriteRequestControlLockLockedNoKeyState ( IN RESET_DATA *ResetData ); +EFI_STATUS +TCGMemoryOverwriteRequestControlLockLockedWithKeyState ( + IN EFI_STANDARD_TEST_LIBRARY_PROTOCOL *StandardLib, + IN EFI_TEST_RECOVERY_LIBRARY_PROTOCOL *RecoveryLib, + IN RESET_DATA *ResetData + ); + // **************************************************************************** // Entry GUIDs for Test // **************************************************************************** diff --git a/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.c b/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.c index 11d49306059d..6bde8f686a16 100644 --- a/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.c +++ b/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/Guid.c @@ -91,3 +91,37 @@ EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid030 = EFI_TEST_TCGMO EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid031 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_031_GUID; EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid032 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_032_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid033 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_033_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid034 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_034_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid035 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_035_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid036 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_036_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid037 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_037_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid038 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_038_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid039 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_039_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid040 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_040_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid041 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_041_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid042 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_042_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid043 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_043_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid044 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_044_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid045 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_045_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid046 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_046_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid047 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_047_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid048 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_048_GUID; + +EFI_GUID gTCGMemoryOverwriteRequestTestFunctionAssertionGuid049 = EFI_TEST_TCGMORTESTFUNCTION_ASSERTION_049_GUID; diff --git a/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestFunction.c b/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestFunction.c index 5f5f369124f2..32f3a9cb58d5 100644 --- a/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestFunction.c +++ b/uefi-sct/SctPkg/TestCase/UEFI/EFI/RuntimeServices/TCGMemoryOverwriteRequest/BlackBoxTest/TCGMemoryOverwriteRequestBBTestFunction.c @@ -170,6 +170,15 @@ BBTestTCGMemoryOverwriteRequestFunctionTest ( return Status; } } + if (ResetData->CheckpointStep == LOCK_WITH_KEY_STATE_TEST) { + // + // Test Checkpoint LOCK_WITH_KEY_STATE_TEST + // + TCGMemoryOverwriteRequestControlLockLockedWithKeyState (StandardLib, RecoveryLib, ResetData); + if(EFI_ERROR(Status)) { + return Status; + } + } // // After all Checkpoints have run // @@ -1664,3 +1673,617 @@ MORLOCK_LOCKED_STATE: return EFI_SUCCESS; } + + +/** + * MemoryOverwriteRequestControlLock in Locked with Key State Test + * When Unlocked, a valid SetVariable() with an 8 byte key must return EFI_SUCCESS + * and the Lock value must be 0x02 (MOR_LOCK_DATA_LOCKED_WITH_KEY), in order to + * unlock, the same 8 byte key must be passed. + * + * When Locked with an 8 byte key, SetVariable() with the same 8 byte key + * must return EFI_SUCCESS and the Lock value must be 0x00 or MOR_LOCK_DATA_UNLOCKED. + * + * When Locked with an 8 byte Key, SetVariable() with DataSize != 8 and + * Data = 0x01 (MOR_LOCK_DATA_LOCKED_WITHOUT_KEY) or 0x00 (MOR_LOCK_DATA_UNLOCKED) + * must return EFI_ACCESS_DENIED + * and value must still equal to 0x02 (MOR_LOCK_DATA_LOCKED_WITH_KEY). + * + * When Locked with an 8 byte Key, SetVariable() with 8 byte key != key used to set + * the lock, in this case 0x11111111 (MOR_LOCK_TEST_KEY), must return EFI_ACCESS_DENIED + * and lock value must be updated to 0x01 (MOR_LOCK_DATA_LOCKED_WITHOUT_KEY) + * to prevent dictonary attack. + * + * @param StandardLib A pointer to EFI_STANDARD_TEST_LIBRARY_PROTOCOL + * instance. + * @param RecoveryLib A pointer to EFI_TEST_RECOVERY_LIBRARY_PROTOCOL + * instance. + * @param ResetData A pointer to the ResetData Buffer which is used throughout + * the test + * @return EFI_SUCCESS Successfully. + * @return Other value Something failed. + */ +EFI_STATUS +TCGMemoryOverwriteRequestControlLockLockedWithKeyState ( + IN EFI_STANDARD_TEST_LIBRARY_PROTOCOL *StandardLib, + IN EFI_TEST_RECOVERY_LIBRARY_PROTOCOL *RecoveryLib, + IN RESET_DATA *ResetData + ) +{ + EFI_STATUS Status; + EFI_TEST_ASSERTION Result; + UINTN DataSize; + UINT8 MemoryOverwriteRequestControlLockData; + UINTN MemoryOverwriteControlLockKeyValue; + UINT8 MemoryOverwriteRequestControlData; + UINT8 MemoryOverwriteRequestControlDataCached; + UINT32 Attributes; + + if (ResetData->Step == 0) { + goto INITIAL_RESET; + } else if (ResetData->Step == 1) { + goto MORLOCK_LOCKED_KEY_STATE; + } + +INITIAL_RESET: + // + // Reset MORLock variable by performing a cold reset + // + + ResetData->Step = 1; + ResetData->CheckpointStep = LOCK_WITH_KEY_STATE_TEST; + Status = RecoveryLib->WriteResetRecord ( + RecoveryLib, + sizeof (RESET_DATA), + (UINT8*)ResetData + ); + if (EFI_ERROR(Status)) { + StandardLib->RecordAssertion ( + StandardLib, + EFI_TEST_ASSERTION_FAILED, + gTestGenericFailureGuid, + L"TestRecoveryLib - WriteResetRecord", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + return Status; + } + SctPrint (L"System will cold reset after 1 second..."); + gtBS->Stall (1000000); + gtRT->ResetSystem ( + EfiResetCold, + EFI_SUCCESS, + 0, + NULL + ); + +MORLOCK_LOCKED_KEY_STATE: + // + // MORLOCK Reboot system to clear Lock, and invoke SetVariable() with valid 8 byte key + // In this case = 0x11111111, must return EFI_SUCCESS and GetVariable() value must = 0x02 + // + + DataSize = MOR_LOCK_WITH_KEY_SIZE; + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + MemoryOverwriteControlLockKeyValue = MOR_LOCK_TEST_KEY; + + Status = gtRT->SetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + Attributes, // Attributes + DataSize, // DataSize + &MemoryOverwriteControlLockKeyValue // Data + ); + if (Status == EFI_SUCCESS) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid033, + L"MemoryOverwriteRequestControlLock - Setting to Locked with key = 0x11111111 when Unlocked returns EFI_SUCCESS", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + DataSize = sizeof(MemoryOverwriteRequestControlLockData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + + Status = gtRT->GetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + &Attributes, // Attributes + &DataSize, // DataSize + &MemoryOverwriteRequestControlLockData // Data + ); + if (EFI_ERROR (Status) || (MemoryOverwriteRequestControlLockData != MOR_LOCK_DATA_LOCKED_WITH_KEY)) { + Result = EFI_TEST_ASSERTION_FAILED; + } else { + Result = EFI_TEST_ASSERTION_PASSED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid034, + L"MemoryOverwriteRequestControlLock - Lock State is now Locked and Key = 0x11111111", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + // + // Locked with 8 byte key, invoke SetVariable() with the same valid 8 byte key used to lock + // In this case = 0x11111111, must return EFI_SUCCESS and GetVariable() value must = 0x00 + // + DataSize = MOR_LOCK_WITH_KEY_SIZE; + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + MemoryOverwriteControlLockKeyValue = MOR_LOCK_TEST_KEY; + + Status = gtRT->SetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + Attributes, // Attributes + DataSize, // DataSize + &MemoryOverwriteControlLockKeyValue // Data + ); + if (Status == EFI_SUCCESS) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid035, + L"MemoryOverwriteRequestControlLock - Setting to unlocked with key = 0x11111111 when Locked with the same key returns EFI_SUCCESS", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + DataSize = sizeof(MemoryOverwriteRequestControlLockData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + + Status = gtRT->GetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + &Attributes, // Attributes + &DataSize, // DataSize + &MemoryOverwriteRequestControlLockData // Data + ); + if (EFI_ERROR (Status) || (MemoryOverwriteRequestControlLockData != MOR_LOCK_DATA_UNLOCKED)) { + Result = EFI_TEST_ASSERTION_FAILED; + } else { + Result = EFI_TEST_ASSERTION_PASSED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid036, + L"MemoryOverwriteRequestControlLock - Lock State is now Unlocked", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + // + // Lock with same 8 byte key again, verify EFI_SUCCESS is returned + // unlock attempt: invoke SetVariable() with the same valid 8 byte + // key used to lock = 0x11111111, but with invalid DataSize == 1 + // must return EFI_ACCESS_DENIED and GetVariable() value must = 0x02 + // + DataSize = MOR_LOCK_WITH_KEY_SIZE; + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + MemoryOverwriteControlLockKeyValue = MOR_LOCK_TEST_KEY; + + Status = gtRT->SetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + Attributes, // Attributes + DataSize, // DataSize + &MemoryOverwriteControlLockKeyValue // Data + ); + if (Status == EFI_SUCCESS) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid037, + L"MemoryOverwriteRequestControlLock - Setting to Locked with key = 0x11111111 when Unlocked returns EFI_SUCCESS", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + DataSize = MOR_LOCK_NO_KEY_SIZE; // invalid datasize == 1 + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + MemoryOverwriteControlLockKeyValue = MOR_LOCK_TEST_KEY; + + Status = gtRT->SetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + Attributes, // Attributes + DataSize, // DataSize + &MemoryOverwriteControlLockKeyValue // Data + ); + if (Status == EFI_ACCESS_DENIED) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid038, + L"MemoryOverwriteRequestControlLock - Attempting to unlock by passing Invalid DataSize returns EFI_ACCESS_DENIED", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + DataSize = sizeof(MemoryOverwriteRequestControlLockData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + + Status = gtRT->GetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + &Attributes, // Attributes + &DataSize, // DataSize + &MemoryOverwriteRequestControlLockData // Data + ); + if (EFI_ERROR (Status) || (MemoryOverwriteRequestControlLockData != MOR_LOCK_DATA_LOCKED_WITH_KEY)) { + Result = EFI_TEST_ASSERTION_FAILED; + } else { + Result = EFI_TEST_ASSERTION_PASSED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid039, + L"MemoryOverwriteRequestControlLock - Lock State is still Locked with Key = 0x11111111", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + // + // invoke MORLOCK SetVariable() with Data value = 0x00 to change to unlocked + // must return EFI_ACCESS_DENIED and GetVariable() value must still = 0x02 + // + DataSize = sizeof(MemoryOverwriteRequestControlLockData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + MemoryOverwriteRequestControlLockData = MOR_LOCK_DATA_UNLOCKED; + + Status = gtRT->SetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + Attributes, // Attributes + DataSize, // DataSize + &MemoryOverwriteRequestControlLockData // Data + ); + if (Status == EFI_ACCESS_DENIED) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid040, + L"MemoryOverwriteRequestControlLock - Setting to Unlocked when Locked with key returns EFI_ACCESS_DENIED", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + DataSize = sizeof(MemoryOverwriteRequestControlLockData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + + Status = gtRT->GetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + &Attributes, // Attributes + &DataSize, // DataSize + &MemoryOverwriteRequestControlLockData // Data + ); + if (EFI_ERROR (Status) || (MemoryOverwriteRequestControlLockData != MOR_LOCK_DATA_LOCKED_WITH_KEY)) { + Result = EFI_TEST_ASSERTION_FAILED; + } else { + Result = EFI_TEST_ASSERTION_PASSED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid041, + L"MemoryOverwriteRequestControlLock - Lock State is still Locked with Key = 0x11111111", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + // + // invoke MORLOCK SetVariable() with Data value = 0x01 to change to locked without key + // must return EFI_ACCESS_DENIED and GetVariable() value must still = 0x02 + // + DataSize = sizeof(MemoryOverwriteRequestControlLockData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + MemoryOverwriteRequestControlLockData = MOR_LOCK_DATA_LOCKED_WITHOUT_KEY; + + Status = gtRT->SetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + Attributes, // Attributes + DataSize, // DataSize + &MemoryOverwriteRequestControlLockData // Data + ); + if (Status == EFI_ACCESS_DENIED) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid042, + L"MemoryOverwriteRequestControlLock - Setting to Locked without key when Locked with key returns EFI_ACCESS_DENIED", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + DataSize = sizeof(MemoryOverwriteRequestControlLockData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + + Status = gtRT->GetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + &Attributes, // Attributes + &DataSize, // DataSize + &MemoryOverwriteRequestControlLockData // Data + ); + if (EFI_ERROR (Status) || (MemoryOverwriteRequestControlLockData != MOR_LOCK_DATA_LOCKED_WITH_KEY)) { + Result = EFI_TEST_ASSERTION_FAILED; + } else { + Result = EFI_TEST_ASSERTION_PASSED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid043, + L"MemoryOverwriteRequestControlLock - Lock State is still Locked with Key = 0x11111111", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + // + // Once Locked with key, MOR SetVariable() call to set MOR Bit 0 must return EFI_ACCESS_DENIED + // and MOR value must not change + // + DataSize = sizeof(MemoryOverwriteRequestControlData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + // getting current MOR value that will be used to check that the variable is unchanged + Status = gtRT->GetVariable ( + L"MemoryOverwriteRequestControl", // VariableName + &gEfiMemoryOverwriteControlDataGuid, // VendorGuid + &Attributes, // Attributes + &DataSize, // DataSize + &MemoryOverwriteRequestControlData // Data + ); + if (EFI_ERROR (Status)) { + return Status; + } + + // caching variable and setting the bit 0 + MemoryOverwriteRequestControlDataCached = MemoryOverwriteRequestControlData; + + DataSize = sizeof(MemoryOverwriteRequestControlData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + MemoryOverwriteRequestControlData |= MOR_BIT_HIGH << MOR_CLEAR_MEMORY_BIT_OFFSET; + + Status = gtRT->SetVariable ( + L"MemoryOverwriteRequestControl", // VariableName + &gEfiMemoryOverwriteControlDataGuid, // VendorGuid + Attributes, // Attributes + DataSize, // DataSize + &MemoryOverwriteRequestControlData // Data + ); + if (Status == EFI_ACCESS_DENIED) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid044, + L"MemoryOverwriteRequestControl - SetVariable() returns EFI_ACCESS_DENIED when Lock is Set with no key", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + DataSize = sizeof(MemoryOverwriteRequestControlData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + + Status = gtRT->GetVariable ( + L"MemoryOverwriteRequestControl", // VariableName + &gEfiMemoryOverwriteControlDataGuid, // VendorGuid + &Attributes, // Attributes + &DataSize, // DataSize + &MemoryOverwriteRequestControlData // Data + ); + + // verifying that the variable has not been modified with SetVar + if (MemoryOverwriteRequestControlDataCached == MemoryOverwriteRequestControlData) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid045, + L"MemoryOverwriteRequestControl - SetVariable() value remains unchanged when Lock is Set with no key", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + // + // When Locked with an 8 byte Key, SetVariable() with 8 byte key != key used to set + // the lock, in this case 0x11111111, must return EFI_ACCESS_DENIED and lock must + // be updated Locked without key (Data value = 0x01) to prevent dictonary attack + // The invalid key to be used to attempt unlock is = 0x22222222 + // + DataSize = MOR_LOCK_WITH_KEY_SIZE; + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + MemoryOverwriteControlLockKeyValue = MOR_LOCK_INVALID_TEST_KEY; //INVALID KEY != 0x11111111 + + Status = gtRT->SetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + Attributes, // Attributes + DataSize, // DataSize + &MemoryOverwriteControlLockKeyValue // Data + ); + if (Status == EFI_ACCESS_DENIED) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid046, + L"MemoryOverwriteRequestControlLock - Unlocking Lock with Invalid key != 0x11111111 returns EFI_ACCESS_DENIED", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + DataSize = sizeof(MemoryOverwriteRequestControlLockData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + + Status = gtRT->GetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + &Attributes, // Attributes + &DataSize, // DataSize + &MemoryOverwriteRequestControlLockData // Data + ); + if (EFI_ERROR (Status) || (MemoryOverwriteRequestControlLockData != MOR_LOCK_DATA_LOCKED_WITHOUT_KEY)) { + Result = EFI_TEST_ASSERTION_FAILED; + } else { + Result = EFI_TEST_ASSERTION_PASSED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid047, + L"MemoryOverwriteRequestControlLock - Lock State is now locked without key", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + // + // Lock has been updated to Locked without key (Data value = 0x01) to prevent dictonary attack + // Now check to see if the Lock can still be unlocked with the corect Key from assertion 37 + // The key to be used to attempt unlock is = 0x11111111 + // + DataSize = MOR_LOCK_WITH_KEY_SIZE; + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + MemoryOverwriteControlLockKeyValue = MOR_LOCK_TEST_KEY; + + Status = gtRT->SetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + Attributes, // Attributes + DataSize, // DataSize + &MemoryOverwriteControlLockKeyValue // Data + ); + if (Status == EFI_ACCESS_DENIED) { + Result = EFI_TEST_ASSERTION_PASSED; + } else { + Result = EFI_TEST_ASSERTION_FAILED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid048, + L"MemoryOverwriteRequestControlLock - Attempt to unlock Lock after dictionary attack mitigation returns EFI_ACCESS_DENIED", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + DataSize = sizeof(MemoryOverwriteRequestControlLockData); + Attributes = TCG_MOR_VARIABLE_ATTRIBUTES; + + Status = gtRT->GetVariable ( + L"MemoryOverwriteRequestControlLock", // VariableName + &gEfiMemoryOverwriteRequestControlLockGuid, // VendorGuid + &Attributes, // Attributes + &DataSize, // DataSize + &MemoryOverwriteRequestControlLockData // Data + ); + if (EFI_ERROR (Status) || (MemoryOverwriteRequestControlLockData != MOR_LOCK_DATA_LOCKED_WITHOUT_KEY)) { + Result = EFI_TEST_ASSERTION_FAILED; + } else { + Result = EFI_TEST_ASSERTION_PASSED; + } + + StandardLib->RecordAssertion ( + StandardLib, + Result, + gTCGMemoryOverwriteRequestTestFunctionAssertionGuid049, + L"MemoryOverwriteRequestControlLock - Lock State is still locked without key", + L"%a:%d:Status - %r", + __FILE__, + (UINTN)__LINE__, + Status + ); + + return EFI_SUCCESS; +} -- 2.34.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. 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