File ovmf-embed-default-keys.patch of Package ovmf.10521

Overview Repositories Revisions Requests Users Attributes Meta

File ovmf-embed-default-keys.patch of Package ovmf.10521

From 9263239b037b71f81b14ac86746dafd582527b98 Mon Sep 17 00:00:00 2001
From: Gary Ching-Pang Lin <glin@suse.com>
Date: Fri, 10 May 2013 10:27:51 +0800
Subject: [PATCH 1/5] Add a stub to allow keys to be embedded at build time

Signed-off-by: Gary Ching-Pang Lin <glin@suse.com>
---
 .../Library/AuthVariableLib/AuthVariableLib.c | 180 ++++++++++++++++++
 .../AuthVariableLib/AuthVariableLib.inf       |   4 +
 .../Library/AuthVariableLib/Default_DB.h      |   2 +
 .../Library/AuthVariableLib/Default_DBX.h     |   2 +
 .../Library/AuthVariableLib/Default_KEK.h     |   2 +
 .../Library/AuthVariableLib/Default_PK.h      |   2 +
 6 files changed, 192 insertions(+)
 create mode 100644 SecurityPkg/Library/AuthVariableLib/Default_DB.h
 create mode 100644 SecurityPkg/Library/AuthVariableLib/Default_DBX.h
 create mode 100644 SecurityPkg/Library/AuthVariableLib/Default_KEK.h
 create mode 100644 SecurityPkg/Library/AuthVariableLib/Default_PK.h

diff --git a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
index 00917eb37436..a7a46fc648ea 100644
--- a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
+++ b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
@@ -23,6 +23,10 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 **/
 
 #include "AuthServiceInternal.h"
+#include "Default_PK.h"
+#include "Default_KEK.h"
+#include "Default_DB.h"
+#include "Default_DBX.h"
 
 ///
 /// Global database array for scratch
@@ -131,6 +135,11 @@ AuthVariableLibInitialize (
   UINT8                 SecureBootEnable;
   UINT8                 CustomMode;
   UINT32                ListSize;
+  EFI_SIGNATURE_LIST    *SigCert;
+  EFI_SIGNATURE_DATA    *SigCertData;
+  UINTN                 SigSize;
+  EFI_GUID              *SignatureGUID;
+  UINT32                Attr;
 
   if ((AuthVarLibContextIn == NULL) || (AuthVarLibContextOut == NULL)) {
     return EFI_INVALID_PARAMETER;
@@ -147,6 +156,177 @@ AuthVariableLibInitialize (
     return EFI_OUT_OF_RESOURCES;
   }
 
+  //****
+  // Create signature list for PK KEK DB
+  Attr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS |
+         EFI_VARIABLE_BOOTSERVICE_ACCESS |
+         EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;
+
+  // PK
+  if (Default_PK == NULL)
+	goto SKIP_KEYS;
+
+  Status = AuthServiceInternalFindVariable (
+             EFI_PLATFORM_KEY_NAME,
+             &gEfiGlobalVariableGuid,
+             (VOID **) &Data,
+             &DataSize
+             );
+  if (Status == EFI_NOT_FOUND) {
+    SignatureGUID = (EFI_GUID *) AllocateZeroPool (sizeof (EFI_GUID));
+    if (SignatureGUID == NULL) {
+      return EFI_OUT_OF_RESOURCES;
+    }
+
+    SigSize = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_PK_len;
+    Data = AllocateZeroPool (SigSize);
+    if (Data == NULL) {
+      return EFI_OUT_OF_RESOURCES;
+    }
+
+    SigCert = (EFI_SIGNATURE_LIST*) Data;
+    SigCert->SignatureListSize   = (UINT32) SigSize;
+    SigCert->SignatureHeaderSize = 0;
+    SigCert->SignatureSize = (UINT32) (sizeof(EFI_SIGNATURE_DATA) - 1 + Default_PK_len);
+    CopyGuid (&SigCert->SignatureType, &gEfiCertX509Guid);
+
+    SigCertData = (EFI_SIGNATURE_DATA*) ((UINT8* ) SigCert + sizeof (EFI_SIGNATURE_LIST));
+    CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
+    CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_PK, Default_PK_len);
+
+    Status = AuthServiceInternalUpdateVariable (
+               EFI_PLATFORM_KEY_NAME,
+               &gEfiGlobalVariableGuid,
+               Data,
+               SigSize,
+               Attr
+               );
+    FreePool(SignatureGUID);
+    FreePool(Data);
+
+    if (EFI_ERROR (Status)) {
+      return Status;
+    }
+  }
+
+  // KEK
+  if (Default_KEK == NULL)
+	goto SKIP_KEYS;
+
+  Status = AuthServiceInternalFindVariable (
+             EFI_KEY_EXCHANGE_KEY_NAME,
+             &gEfiGlobalVariableGuid,
+             (VOID **) &Data,
+             &DataSize
+             );
+  if (Status == EFI_NOT_FOUND) {
+    SignatureGUID = (EFI_GUID *) AllocateZeroPool (sizeof (EFI_GUID));
+    if (SignatureGUID == NULL) {
+      return EFI_OUT_OF_RESOURCES;
+    }
+
+    SigSize = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_KEK_len;
+    Data = AllocateZeroPool (SigSize);
+    if (Data == NULL) {
+      return EFI_OUT_OF_RESOURCES;
+    }
+
+    SigCert = (EFI_SIGNATURE_LIST*) Data;
+    SigCert->SignatureListSize   = (UINT32) SigSize;
+    SigCert->SignatureHeaderSize = 0;
+    SigCert->SignatureSize = (UINT32) (sizeof(EFI_SIGNATURE_DATA) - 1 + Default_KEK_len);
+    CopyGuid (&SigCert->SignatureType, &gEfiCertX509Guid);
+
+    SigCertData = (EFI_SIGNATURE_DATA*) ((UINT8* ) SigCert + sizeof (EFI_SIGNATURE_LIST));
+    CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
+    CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_KEK, Default_KEK_len);
+
+    Status = AuthServiceInternalUpdateVariable (
+               EFI_KEY_EXCHANGE_KEY_NAME,
+               &gEfiGlobalVariableGuid,
+               Data,
+               SigSize,
+               Attr
+               );
+    FreePool(SignatureGUID);
+    FreePool(Data);
+
+    if (EFI_ERROR (Status)) {
+      return Status;
+    }
+  }
+
+  // DB
+  if (Default_DB == NULL)
+	goto SKIP_KEYS;
+
+  Status = AuthServiceInternalFindVariable (
+             EFI_IMAGE_SECURITY_DATABASE,
+             &gEfiImageSecurityDatabaseGuid,
+             (VOID **) &Data,
+             &DataSize
+             );
+  if (Status == EFI_NOT_FOUND) {
+    SignatureGUID = (EFI_GUID *) AllocateZeroPool (sizeof (EFI_GUID));
+    if (SignatureGUID == NULL) {
+      return EFI_OUT_OF_RESOURCES;
+    }
+
+    SigSize = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_len;
+    Data = AllocateZeroPool (SigSize);
+    if (Data == NULL) {
+      return EFI_OUT_OF_RESOURCES;
+    }
+
+    SigCert = (EFI_SIGNATURE_LIST*) Data;
+    SigCert->SignatureListSize   = (UINT32) SigSize;
+    SigCert->SignatureHeaderSize = 0;
+    SigCert->SignatureSize = (UINT32) (sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_len);
+    CopyGuid (&SigCert->SignatureType, &gEfiCertX509Guid);
+
+    SigCertData = (EFI_SIGNATURE_DATA*) ((UINT8* ) SigCert + sizeof (EFI_SIGNATURE_LIST));
+    CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
+    CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_DB, Default_DB_len);
+
+    Status = AuthServiceInternalUpdateVariable (
+               EFI_IMAGE_SECURITY_DATABASE,
+               &gEfiImageSecurityDatabaseGuid,
+               Data,
+               SigSize,
+               Attr
+               );
+    FreePool(SignatureGUID);
+    FreePool(Data);
+
+    if (EFI_ERROR (Status)) {
+      return Status;
+    }
+  }
+
+  // DBX
+  if (Default_DBX == NULL)
+	goto SKIP_KEYS;
+
+  Status = AuthServiceInternalFindVariable (
+             EFI_IMAGE_SECURITY_DATABASE1,
+             &gEfiImageSecurityDatabaseGuid,
+             (VOID **) &Data,
+             &DataSize
+             );
+  if (Status == EFI_NOT_FOUND) {
+    Status = AuthServiceInternalUpdateVariable (
+               EFI_IMAGE_SECURITY_DATABASE1,
+               &gEfiImageSecurityDatabaseGuid,
+               Default_DBX,
+               Default_DBX_len,
+               Attr
+               );
+    if (EFI_ERROR (Status)) {
+      return Status;
+    }
+  }
+
+SKIP_KEYS:
   //
   // Reserve runtime buffer for certificate database. The size excludes variable header and name size.
   // Use EFI_CERT_DB_VOLATILE_NAME size since it is longer.
diff --git a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.inf b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.inf
index 572ba4e120d2..1a46019a5f42 100644
--- a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.inf
+++ b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.inf
@@ -33,6 +33,10 @@ [Sources]
   AuthVariableLib.c
   AuthService.c
   AuthServiceInternal.h
+  Default_PK.h
+  Default_KEK.h
+  Default_DB.h
+  Default_DBX.h
 
 [Packages]
   MdePkg/MdePkg.dec
diff --git a/SecurityPkg/Library/AuthVariableLib/Default_DB.h b/SecurityPkg/Library/AuthVariableLib/Default_DB.h
new file mode 100644
index 000000000000..4d138942164e
--- /dev/null
+++ b/SecurityPkg/Library/AuthVariableLib/Default_DB.h
@@ -0,0 +1,2 @@
+unsigned char *Default_DB = NULL;
+unsigned int Default_DB_len = 0;
diff --git a/SecurityPkg/Library/AuthVariableLib/Default_DBX.h b/SecurityPkg/Library/AuthVariableLib/Default_DBX.h
new file mode 100644
index 000000000000..5fd3cdc0f43d
--- /dev/null
+++ b/SecurityPkg/Library/AuthVariableLib/Default_DBX.h
@@ -0,0 +1,2 @@
+unsigned char *Default_DBX = NULL;
+unsigned int Default_DBX_len = 0;
diff --git a/SecurityPkg/Library/AuthVariableLib/Default_KEK.h b/SecurityPkg/Library/AuthVariableLib/Default_KEK.h
new file mode 100644
index 000000000000..80883de1aeeb
--- /dev/null
+++ b/SecurityPkg/Library/AuthVariableLib/Default_KEK.h
@@ -0,0 +1,2 @@
+unsigned char *Default_KEK = NULL;
+unsigned int Default_KEK_len = 0;
diff --git a/SecurityPkg/Library/AuthVariableLib/Default_PK.h b/SecurityPkg/Library/AuthVariableLib/Default_PK.h
new file mode 100644
index 000000000000..23b90e45f07d
--- /dev/null
+++ b/SecurityPkg/Library/AuthVariableLib/Default_PK.h
@@ -0,0 +1,2 @@
+unsigned char *Default_PK = NULL;
+unsigned int Default_PK_len = 0;
-- 
2.19.1

From a76f3966a97f51acfb83839aa3349f7af9966466 Mon Sep 17 00:00:00 2001
From: Gary Lin <glin@suse.com>
Date: Tue, 15 Dec 2015 16:54:54 +0800
Subject: [PATCH 2/5] Add DB_EX to include one more DB cert

Signed-off-by: Gary Lin <glin@suse.com>
---
 .../Library/AuthVariableLib/AuthVariableLib.c | 27 ++++++++++++++++---
 .../Library/AuthVariableLib/Default_DB_EX.h   |  2 ++
 2 files changed, 25 insertions(+), 4 deletions(-)
 create mode 100644 SecurityPkg/Library/AuthVariableLib/Default_DB_EX.h

diff --git a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
index a7a46fc648ea..114f3d84c68f 100644
--- a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
+++ b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
@@ -26,6 +26,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include "Default_PK.h"
 #include "Default_KEK.h"
 #include "Default_DB.h"
+#include "Default_DB_EX.h"
 #include "Default_DBX.h"
 
 ///
@@ -267,19 +268,25 @@ AuthVariableLibInitialize (
              &DataSize
              );
   if (Status == EFI_NOT_FOUND) {
+    UINTN SigSize_1 = 0;
+    UINTN SigSize_2 = 0;
+
     SignatureGUID = (EFI_GUID *) AllocateZeroPool (sizeof (EFI_GUID));
     if (SignatureGUID == NULL) {
       return EFI_OUT_OF_RESOURCES;
     }
 
-    SigSize = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_len;
-    Data = AllocateZeroPool (SigSize);
+    SigSize_1 = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_len;
+    if (Default_DB_EX != NULL) {
+      SigSize_2 = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_EX_len;
+    }
+    Data = AllocateZeroPool (SigSize_1 + SigSize_2);
     if (Data == NULL) {
       return EFI_OUT_OF_RESOURCES;
     }
 
     SigCert = (EFI_SIGNATURE_LIST*) Data;
-    SigCert->SignatureListSize   = (UINT32) SigSize;
+    SigCert->SignatureListSize   = (UINT32) SigSize_1;
     SigCert->SignatureHeaderSize = 0;
     SigCert->SignatureSize = (UINT32) (sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_len);
     CopyGuid (&SigCert->SignatureType, &gEfiCertX509Guid);
@@ -288,11 +295,23 @@ AuthVariableLibInitialize (
     CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
     CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_DB, Default_DB_len);
 
+    if (Default_DB_EX != NULL) {
+      SigCert = (EFI_SIGNATURE_LIST*) (Data + SigSize_1);
+      SigCert->SignatureListSize   = (UINT32) SigSize_2;
+      SigCert->SignatureHeaderSize = 0;
+      SigCert->SignatureSize = (UINT32) (sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_EX_len);
+      CopyGuid (&SigCert->SignatureType, &gEfiCertX509Guid);
+
+      SigCertData = (EFI_SIGNATURE_DATA*) ((UINT8* ) SigCert + sizeof (EFI_SIGNATURE_LIST));
+      CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
+      CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_DB_EX, Default_DB_EX_len);
+    }
+
     Status = AuthServiceInternalUpdateVariable (
                EFI_IMAGE_SECURITY_DATABASE,
                &gEfiImageSecurityDatabaseGuid,
                Data,
-               SigSize,
+               SigSize_1 + SigSize_2,
                Attr
                );
     FreePool(SignatureGUID);
diff --git a/SecurityPkg/Library/AuthVariableLib/Default_DB_EX.h b/SecurityPkg/Library/AuthVariableLib/Default_DB_EX.h
new file mode 100644
index 000000000000..001f12506530
--- /dev/null
+++ b/SecurityPkg/Library/AuthVariableLib/Default_DB_EX.h
@@ -0,0 +1,2 @@
+unsigned char *Default_DB_EX = NULL;
+unsigned int Default_DB_EX_len = 0;
-- 
2.19.1

From ce3429b55bc96e80e194075f0fafc5163382e422 Mon Sep 17 00:00:00 2001
From: Gary Lin <glin@suse.com>
Date: Mon, 28 Aug 2017 16:18:00 +0800
Subject: [PATCH 3/5] Check the length of the certificate instead of the
 pointer

Since "xxd -i" may produce a valid pointer for an empty file, it's safer
to check the length of the certificate instead of the pointer.

Signed-off-by: Gary Lin <glin@suse.com>
---
 .../Library/AuthVariableLib/AuthVariableLib.c        | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
index 114f3d84c68f..641823216a39 100644
--- a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
+++ b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
@@ -164,7 +164,7 @@ AuthVariableLibInitialize (
          EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;
 
   // PK
-  if (Default_PK == NULL)
+  if (Default_PK_len == 0)
 	goto SKIP_KEYS;
 
   Status = AuthServiceInternalFindVariable (
@@ -211,7 +211,7 @@ AuthVariableLibInitialize (
   }
 
   // KEK
-  if (Default_KEK == NULL)
+  if (Default_KEK_len == 0)
 	goto SKIP_KEYS;
 
   Status = AuthServiceInternalFindVariable (
@@ -258,7 +258,7 @@ AuthVariableLibInitialize (
   }
 
   // DB
-  if (Default_DB == NULL)
+  if (Default_DB_len == 0)
 	goto SKIP_KEYS;
 
   Status = AuthServiceInternalFindVariable (
@@ -277,7 +277,7 @@ AuthVariableLibInitialize (
     }
 
     SigSize_1 = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_len;
-    if (Default_DB_EX != NULL) {
+    if (Default_DB_EX_len != 0) {
       SigSize_2 = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_EX_len;
     }
     Data = AllocateZeroPool (SigSize_1 + SigSize_2);
@@ -295,7 +295,7 @@ AuthVariableLibInitialize (
     CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
     CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_DB, Default_DB_len);
 
-    if (Default_DB_EX != NULL) {
+    if (Default_DB_EX_len != 0) {
       SigCert = (EFI_SIGNATURE_LIST*) (Data + SigSize_1);
       SigCert->SignatureListSize   = (UINT32) SigSize_2;
       SigCert->SignatureHeaderSize = 0;
@@ -323,7 +323,7 @@ AuthVariableLibInitialize (
   }
 
   // DBX
-  if (Default_DBX == NULL)
+  if (Default_DBX_len == 0)
 	goto SKIP_KEYS;
 
   Status = AuthServiceInternalFindVariable (
-- 
2.19.1

From b64d3f5128cfbee3648d04a39820584d5798700b Mon Sep 17 00:00:00 2001
From: Gary Lin <glin@suse.com>
Date: Fri, 30 Nov 2018 15:31:51 +0800
Subject: [PATCH 4/5] Add the DefaultOwnerGUID

Ref: https://bugzilla.suse.com/show_bug.cgi?id=1117998

A new header file is added to set the default GUID for the signature
owner.

Signed-off-by: Gary Lin <glin@suse.com>
---
 .../Library/AuthVariableLib/AuthVariableLib.c | 28 ++++---------------
 .../Library/AuthVariableLib/Default_Owner.h   |  1 +
 2 files changed, 6 insertions(+), 23 deletions(-)
 create mode 100644 SecurityPkg/Library/AuthVariableLib/Default_Owner.h

diff --git a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
index 641823216a39..fc9bbd2ad392 100644
--- a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
+++ b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
@@ -28,6 +28,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include "Default_DB.h"
 #include "Default_DB_EX.h"
 #include "Default_DBX.h"
+#include "Default_Owner.h"
 
 ///
 /// Global database array for scratch
@@ -139,7 +140,6 @@ AuthVariableLibInitialize (
   EFI_SIGNATURE_LIST    *SigCert;
   EFI_SIGNATURE_DATA    *SigCertData;
   UINTN                 SigSize;
-  EFI_GUID              *SignatureGUID;
   UINT32                Attr;
 
   if ((AuthVarLibContextIn == NULL) || (AuthVarLibContextOut == NULL)) {
@@ -174,11 +174,6 @@ AuthVariableLibInitialize (
              &DataSize
              );
   if (Status == EFI_NOT_FOUND) {
-    SignatureGUID = (EFI_GUID *) AllocateZeroPool (sizeof (EFI_GUID));
-    if (SignatureGUID == NULL) {
-      return EFI_OUT_OF_RESOURCES;
-    }
-
     SigSize = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_PK_len;
     Data = AllocateZeroPool (SigSize);
     if (Data == NULL) {
@@ -192,7 +187,7 @@ AuthVariableLibInitialize (
     CopyGuid (&SigCert->SignatureType, &gEfiCertX509Guid);
 
     SigCertData = (EFI_SIGNATURE_DATA*) ((UINT8* ) SigCert + sizeof (EFI_SIGNATURE_LIST));
-    CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
+    CopyGuid (&SigCertData->SignatureOwner, &DefaultOwnerGUID);
     CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_PK, Default_PK_len);
 
     Status = AuthServiceInternalUpdateVariable (
@@ -202,7 +197,6 @@ AuthVariableLibInitialize (
                SigSize,
                Attr
                );
-    FreePool(SignatureGUID);
     FreePool(Data);
 
     if (EFI_ERROR (Status)) {
@@ -221,11 +215,6 @@ AuthVariableLibInitialize (
              &DataSize
              );
   if (Status == EFI_NOT_FOUND) {
-    SignatureGUID = (EFI_GUID *) AllocateZeroPool (sizeof (EFI_GUID));
-    if (SignatureGUID == NULL) {
-      return EFI_OUT_OF_RESOURCES;
-    }
-
     SigSize = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_KEK_len;
     Data = AllocateZeroPool (SigSize);
     if (Data == NULL) {
@@ -239,7 +228,7 @@ AuthVariableLibInitialize (
     CopyGuid (&SigCert->SignatureType, &gEfiCertX509Guid);
 
     SigCertData = (EFI_SIGNATURE_DATA*) ((UINT8* ) SigCert + sizeof (EFI_SIGNATURE_LIST));
-    CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
+    CopyGuid (&SigCertData->SignatureOwner, &DefaultOwnerGUID);
     CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_KEK, Default_KEK_len);
 
     Status = AuthServiceInternalUpdateVariable (
@@ -249,7 +238,6 @@ AuthVariableLibInitialize (
                SigSize,
                Attr
                );
-    FreePool(SignatureGUID);
     FreePool(Data);
 
     if (EFI_ERROR (Status)) {
@@ -271,11 +259,6 @@ AuthVariableLibInitialize (
     UINTN SigSize_1 = 0;
     UINTN SigSize_2 = 0;
 
-    SignatureGUID = (EFI_GUID *) AllocateZeroPool (sizeof (EFI_GUID));
-    if (SignatureGUID == NULL) {
-      return EFI_OUT_OF_RESOURCES;
-    }
-
     SigSize_1 = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_len;
     if (Default_DB_EX_len != 0) {
       SigSize_2 = sizeof(EFI_SIGNATURE_LIST) + sizeof(EFI_SIGNATURE_DATA) - 1 + Default_DB_EX_len;
@@ -292,7 +275,7 @@ AuthVariableLibInitialize (
     CopyGuid (&SigCert->SignatureType, &gEfiCertX509Guid);
 
     SigCertData = (EFI_SIGNATURE_DATA*) ((UINT8* ) SigCert + sizeof (EFI_SIGNATURE_LIST));
-    CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
+    CopyGuid (&SigCertData->SignatureOwner, &DefaultOwnerGUID);
     CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_DB, Default_DB_len);
 
     if (Default_DB_EX_len != 0) {
@@ -303,7 +286,7 @@ AuthVariableLibInitialize (
       CopyGuid (&SigCert->SignatureType, &gEfiCertX509Guid);
 
       SigCertData = (EFI_SIGNATURE_DATA*) ((UINT8* ) SigCert + sizeof (EFI_SIGNATURE_LIST));
-      CopyGuid (&SigCertData->SignatureOwner, SignatureGUID);
+      CopyGuid (&SigCertData->SignatureOwner, &DefaultOwnerGUID);
       CopyMem ((UINT8* ) (SigCertData->SignatureData), Default_DB_EX, Default_DB_EX_len);
     }
 
@@ -314,7 +297,6 @@ AuthVariableLibInitialize (
                SigSize_1 + SigSize_2,
                Attr
                );
-    FreePool(SignatureGUID);
     FreePool(Data);
 
     if (EFI_ERROR (Status)) {
diff --git a/SecurityPkg/Library/AuthVariableLib/Default_Owner.h b/SecurityPkg/Library/AuthVariableLib/Default_Owner.h
new file mode 100644
index 000000000000..6230ed7d9605
--- /dev/null
+++ b/SecurityPkg/Library/AuthVariableLib/Default_Owner.h
@@ -0,0 +1 @@
+EFI_GUID DefaultOwnerGUID = {0x00000000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
-- 
2.19.1

From 47d96fd043c2c4b2fc21864ec669f4542a4cfc30 Mon Sep 17 00:00:00 2001
From: Gary Lin <glin@suse.com>
Date: Mon, 3 Dec 2018 16:02:27 +0800
Subject: [PATCH 5/5] Check VendorKeysNv before creating PK/KEK/db

Ref: https://bugzilla.suse.com/show_bug.cgi?id=1117998

We only need to create PK/KEK/db for the very first time.

Signed-off-by: Gary Lin <glin@suse.com>
---
 SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
index fc9bbd2ad392..cea1dc7bfba5 100644
--- a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
+++ b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.c
@@ -158,6 +158,16 @@ AuthVariableLibInitialize (
   }
 
   //****
+  // Check VendorKeysNv and create PK/KEK/DB only for the "first boot"
+  Status = AuthServiceInternalFindVariable (
+             EFI_VENDOR_KEYS_NV_VARIABLE_NAME,
+	     &gEfiVendorKeysNvGuid,
+	     (VOID **) &Data,
+	     &DataSize
+	     );
+  if (Status != EFI_NOT_FOUND)
+    goto SKIP_KEYS;
+
   // Create signature list for PK KEK DB
   Attr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS |
          EFI_VARIABLE_BOOTSERVICE_ACCESS |
-- 
2.19.1

Places

File ovmf-embed-default-keys.patch of Package ovmf.10521

Places