/** @file\r
Implement TPM2 EnhancedAuthorization related command.\r
\r
-Copyright (c) 2014 - 2016, Intel Corporation. All rights reserved. <BR>\r
+Copyright (c) 2014 - 2018, Intel Corporation. All rights reserved. <BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
//\r
Buffer = (UINT8 *)&RecvBuffer.Timeout;\r
Timeout->size = SwapBytes16(ReadUnaligned16 ((UINT16 *)Buffer));\r
+ if (Timeout->size > sizeof(UINT64)) {\r
+ DEBUG ((DEBUG_ERROR, "Tpm2PolicySecret - Timeout->size error %x\n", Timeout->size));\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto Done;\r
+ }\r
+\r
Buffer += sizeof(UINT16);\r
CopyMem (Timeout->buffer, Buffer, Timeout->size);\r
\r
Buffer += sizeof(UINT32);\r
PolicyTicket->digest.size = SwapBytes16(ReadUnaligned16 ((UINT16 *)Buffer));\r
Buffer += sizeof(UINT16);\r
+ if (PolicyTicket->digest.size > sizeof(TPMU_HA)) {\r
+ DEBUG ((DEBUG_ERROR, "Tpm2PolicySecret - digest.size error %x\n", PolicyTicket->digest.size));\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto Done;\r
+ }\r
+\r
CopyMem (PolicyTicket->digest.buffer, Buffer, PolicyTicket->digest.size);\r
\r
Done:\r
// Return the response\r
//\r
PolicyHash->size = SwapBytes16 (RecvBuffer.PolicyHash.size);\r
+ if (PolicyHash->size > sizeof(TPMU_HA)) {\r
+ DEBUG ((DEBUG_ERROR, "Tpm2PolicyGetDigest - PolicyHash->size error %x\n", PolicyHash->size));\r
+ return EFI_DEVICE_ERROR;\r
+ }\r
+\r
CopyMem (PolicyHash->buffer, &RecvBuffer.PolicyHash.buffer, PolicyHash->size);\r
\r
return EFI_SUCCESS;\r