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- NetworkPkg: : Add Unit tests to CI and create Host Test 

DSC
- NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230
 Patch
- NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230
 Unit Tests
- NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234
 Patch
- NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234
 Unit Tests
This commit is contained in:
Eduard Abdullin 2024-03-05 15:14:41 +03:00
parent 856f406771
commit 89f15cf352
6 changed files with 3132 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

169
SOURCES/edk2-NetworkPkg-Add-Unit-tests-to-CI-and-create-Host-Test.patch Normal file
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From aa66757951e9880df4e21e191142400480aa3908 Mon Sep 17 00:00:00 2001
From: Jon Maloy <jmaloy@redhat.com>
Date: Thu, 8 Feb 2024 10:35:14 -0500
Subject: [PATCH 15/17] NetworkPkg: : Add Unit tests to CI and create Host Test
DSC
RH-Author: Jon Maloy <jmaloy@redhat.com>
RH-MergeRequest: 50: CVE-2023-45230 and CVE-2023-45229
RH-Jira: RHEL-21840 RHEL-21842
RH-Acked-by: Oliver Steffen <osteffen@redhat.com>
RH-Commit: [2/4] 6669306e2dbb5aa3e7691d57f4a61685b7cd57b2 (jmaloy/jons_fork)
JIRA: https://issues.redhat.com/browse/RHEL-21842
CVE: CVE-2023-45230
Upstream: Merged
commit 8014ac2d7bbbc503f5562b51af46bb20ae3d22ff
Author: Doug Flick via groups.io <dougflick=microsoft.com@groups.io>
Date: Fri Jan 26 05:54:44 2024 +0800
NetworkPkg: : Add Unit tests to CI and create Host Test DSC
Adds Host Based testing to the NetworkPkg
Cc: Saloni Kasbekar <saloni.kasbekar@intel.com>
Cc: Zachary Clark-williams <zachary.clark-williams@intel.com>
Signed-off-by: Doug Flick [MSFT] <doug.edk2@gmail.com>
Reviewed-by: Saloni Kasbekar <saloni.kasbekar@intel.com>
Signed-off-by: Jon Maloy <jmaloy@redhat.com>
---
NetworkPkg/NetworkPkg.ci.yaml | 7 +-
NetworkPkg/Test/NetworkPkgHostTest.dsc | 98 ++++++++++++++++++++++++++
2 files changed, 104 insertions(+), 1 deletion(-)
create mode 100644 NetworkPkg/Test/NetworkPkgHostTest.dsc
diff --git a/NetworkPkg/NetworkPkg.ci.yaml b/NetworkPkg/NetworkPkg.ci.yaml
index 07dc7abd69..076424eb60 100644
--- a/NetworkPkg/NetworkPkg.ci.yaml
+++ b/NetworkPkg/NetworkPkg.ci.yaml
@@ -24,6 +24,9 @@
"CompilerPlugin": {
"DscPath": "NetworkPkg.dsc"
},
+ "HostUnitTestCompilerPlugin": {
+ "DscPath": "Test/NetworkPkgHostTest.dsc"
+ },
"CharEncodingCheck": {
"IgnoreFiles": []
},
@@ -35,7 +38,9 @@
"CryptoPkg/CryptoPkg.dec"
],
# For host based unit tests
- "AcceptableDependencies-HOST_APPLICATION":[],
+ "AcceptableDependencies-HOST_APPLICATION":[
+ UnitTestFrameworkPkg/UnitTestFrameworkPkg.dec
+ ],
# For UEFI shell based apps
"AcceptableDependencies-UEFI_APPLICATION":[
"ShellPkg/ShellPkg.dec"
diff --git a/NetworkPkg/Test/NetworkPkgHostTest.dsc b/NetworkPkg/Test/NetworkPkgHostTest.dsc
new file mode 100644
index 0000000000..1aeca5c5b3
--- /dev/null
+++ b/NetworkPkg/Test/NetworkPkgHostTest.dsc
@@ -0,0 +1,98 @@
+## @file
+# NetworkPkgHostTest DSC file used to build host-based unit tests.
+#
+# Copyright (c) Microsoft Corporation.<BR>
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+[Defines]
+ PLATFORM_NAME = NetworkPkgHostTest
+ PLATFORM_GUID = 3b68324e-fc07-4d49-9520-9347ede65879
+ PLATFORM_VERSION = 0.1
+ DSC_SPECIFICATION = 0x00010005
+ OUTPUT_DIRECTORY = Build/NetworkPkg/HostTest
+ SUPPORTED_ARCHITECTURES = IA32|X64|AARCH64
+ BUILD_TARGETS = NOOPT
+ SKUID_IDENTIFIER = DEFAULT
+
+!include UnitTestFrameworkPkg/UnitTestFrameworkPkgHost.dsc.inc
+[Packages]
+ MdePkg/MdePkg.dec
+ UnitTestFrameworkPkg/UnitTestFrameworkPkg.dec
+
+[Components]
+ #
+ # Build HOST_APPLICATION that tests NetworkPkg
+ #
+
+# Despite these library classes being listed in [LibraryClasses] below, they are not needed for the host-based unit tests.
+[LibraryClasses]
+ NetLib|NetworkPkg/Library/DxeNetLib/DxeNetLib.inf
+ DebugLib|MdePkg/Library/BaseDebugLibNull/BaseDebugLibNull.inf
+ BaseLib|MdePkg/Library/BaseLib/BaseLib.inf
+ BaseMemoryLib|MdePkg/Library/BaseMemoryLib/BaseMemoryLib.inf
+ DevicePathLib|MdePkg/Library/UefiDevicePathLib/UefiDevicePathLib.inf
+ HiiLib|MdeModulePkg/Library/UefiHiiLib/UefiHiiLib.inf
+ MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
+ PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
+ PrintLib|MdePkg/Library/BasePrintLib/BasePrintLib.inf
+ UefiDriverEntryPoint|MdePkg/Library/UefiDriverEntryPoint/UefiDriverEntryPoint.inf
+ UefiApplicationEntryPoint|MdePkg/Library/UefiApplicationEntryPoint/UefiApplicationEntryPoint.inf
+ UefiBootServicesTableLib|MdePkg/Library/UefiBootServicesTableLib/UefiBootServicesTableLib.inf
+ UefiLib|MdePkg/Library/UefiLib/UefiLib.inf
+ UefiRuntimeServicesTableLib|MdePkg/Library/UefiRuntimeServicesTableLib/UefiRuntimeServicesTableLib.inf
+ UefiHiiServicesLib|MdeModulePkg/Library/UefiHiiServicesLib/UefiHiiServicesLib.inf
+ UefiBootManagerLib|MdeModulePkg/Library/UefiBootManagerLib/UefiBootManagerLib.inf
+ TimerLib|MdePkg/Library/BaseTimerLibNullTemplate/BaseTimerLibNullTemplate.inf
+ PerformanceLib|MdePkg/Library/BasePerformanceLibNull/BasePerformanceLibNull.inf
+ PeCoffGetEntryPointLib|MdePkg/Library/BasePeCoffGetEntryPointLib/BasePeCoffGetEntryPointLib.inf
+ DxeServicesLib|MdePkg/Library/DxeServicesLib/DxeServicesLib.inf
+ DxeServicesTableLib|MdePkg/Library/DxeServicesTableLib/DxeServicesTableLib.inf
+ SafeIntLib|MdePkg/Library/BaseSafeIntLib/BaseSafeIntLib.inf
+ RngLib|MdePkg/Library/BaseRngLib/BaseRngLib.inf
+ VariablePolicyHelperLib|MdeModulePkg/Library/VariablePolicyHelperLib/VariablePolicyHelperLib.inf
+!ifdef CONTINUOUS_INTEGRATION
+ BaseCryptLib|CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf
+ TlsLib|CryptoPkg/Library/TlsLibNull/TlsLibNull.inf
+!else
+ BaseCryptLib|CryptoPkg/Library/BaseCryptLib/BaseCryptLib.inf
+ OpensslLib|CryptoPkg/Library/OpensslLib/OpensslLib.inf
+ TlsLib|CryptoPkg/Library/TlsLib/TlsLib.inf
+!endif
+ DebugPrintErrorLevelLib|MdePkg/Library/BaseDebugPrintErrorLevelLib/BaseDebugPrintErrorLevelLib.inf
+ FileHandleLib|MdePkg/Library/UefiFileHandleLib/UefiFileHandleLib.inf
+ FileExplorerLib|MdeModulePkg/Library/FileExplorerLib/FileExplorerLib.inf
+ SortLib|MdeModulePkg/Library/UefiSortLib/UefiSortLib.inf
+ IntrinsicLib|CryptoPkg/Library/IntrinsicLib/IntrinsicLib.inf
+
+!if $(TOOL_CHAIN_TAG) == VS2019 or $(TOOL_CHAIN_TAG) == VS2022
+[LibraryClasses.X64]
+ # Provide StackCookie support lib so that we can link to /GS exports for VS builds
+ RngLib|MdePkg/Library/BaseRngLib/BaseRngLib.inf
+!endif
+
+[LibraryClasses.common.UEFI_DRIVER]
+ HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
+ ReportStatusCodeLib|MdeModulePkg/Library/DxeReportStatusCodeLib/DxeReportStatusCodeLib.inf
+ DebugLib|MdePkg/Library/UefiDebugLibConOut/UefiDebugLibConOut.inf
+[LibraryClasses.common.UEFI_APPLICATION]
+ DebugLib|MdePkg/Library/UefiDebugLibStdErr/UefiDebugLibStdErr.inf
+ ShellLib|ShellPkg/Library/UefiShellLib/UefiShellLib.inf
+[LibraryClasses.ARM, LibraryClasses.AARCH64]
+ #
+ # It is not possible to prevent ARM compiler calls to generic intrinsic functions.
+ # This library provides the instrinsic functions generated by a given compiler.
+ # [LibraryClasses.ARM] and NULL mean link this library into all ARM images.
+ #
+!if $(TOOL_CHAIN_TAG) != VS2017 and $(TOOL_CHAIN_TAG) != VS2015 and $(TOOL_CHAIN_TAG) != VS2019
+ NULL|ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf
+!endif
+ NULL|MdePkg/Library/BaseStackCheckLib/BaseStackCheckLib.inf
+[LibraryClasses.ARM]
+ RngLib|MdePkg/Library/BaseRngLibTimerLib/BaseRngLibTimerLib.inf
+[LibraryClasses.RISCV64]
+ RngLib|MdePkg/Library/BaseRngLibTimerLib/BaseRngLibTimerLib.inf
+
+[PcdsFixedAtBuild]
+ gEfiMdePkgTokenSpaceGuid.PcdDebugPropertyMask|0x2
+ gEfiNetworkPkgTokenSpaceGuid.PcdDhcp6UidType|0x4
--
2.41.0

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From c4b0517aaa38857640b4b08b55803ae8a833c1e7 Mon Sep 17 00:00:00 2001
From: Jon Maloy <jmaloy@redhat.com>
Date: Thu, 8 Feb 2024 10:35:14 -0500
Subject: [PATCH 03/18] NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230
Unit Tests
RH-Author: Jon Maloy <jmaloy@redhat.com>
RH-MergeRequest: 54: NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230 Patch
RH-Jira: RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853
RH-Acked-by: Gerd Hoffmann <None>
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Commit: [3/18] 0fe85bcd3683b2424bcd91ad1495d1b79eb07405
JIRA: https://issues.redhat.com/browse/RHEL-21843
CVE: CVE-2023-45230
Upstream: Merged
commit 5f3658197bf29c83b3349b0ab1d99cdb0c3814bc
Author: Doug Flick via groups.io <dougflick=microsoft.com@groups.io>
Date: Fri Jan 26 05:54:45 2024 +0800
NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230 Unit Tests
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4535
Confirms that reported issue...
"Buffer overflow in the DHCPv6 client via a long Server ID option"
..has been corrected by the provided patch.
Tests the following functions to ensure they appropriately handle
untrusted data (either too long or too small) to prevent a buffer
overflow:
Dhcp6AppendOption
Dhcp6AppendETOption
Dhcp6AppendIaOption
Cc: Saloni Kasbekar <saloni.kasbekar@intel.com>
Cc: Zachary Clark-williams <zachary.clark-williams@intel.com>
Signed-off-by: Doug Flick [MSFT] <doug.edk2@gmail.com>
Reviewed-by: Saloni Kasbekar <saloni.kasbekar@intel.com>
Signed-off-by: Jon Maloy <jmaloy@redhat.com>
---
.../GoogleTest/Dhcp6DxeGoogleTest.cpp | 20 +
.../GoogleTest/Dhcp6DxeGoogleTest.inf | 43 ++
.../Dhcp6Dxe/GoogleTest/Dhcp6IoGoogleTest.cpp | 478 ++++++++++++++++++
NetworkPkg/Test/NetworkPkgHostTest.dsc | 1 +
4 files changed, 542 insertions(+)
create mode 100644 NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.cpp
create mode 100644 NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.inf
create mode 100644 NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6IoGoogleTest.cpp
diff --git a/NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.cpp b/NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.cpp
new file mode 100644
index 0000000000..9aeced2f91
--- /dev/null
+++ b/NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.cpp
@@ -0,0 +1,20 @@
+/** @file
+ Acts as the main entry point for the tests for the Dhcp6Dxe module.
+
+ Copyright (c) Microsoft Corporation
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+#include <gtest/gtest.h>
+
+////////////////////////////////////////////////////////////////////////////////
+// Run the tests
+////////////////////////////////////////////////////////////////////////////////
+int
+main (
+ int argc,
+ char *argv[]
+ )
+{
+ testing::InitGoogleTest (&argc, argv);
+ return RUN_ALL_TESTS ();
+}
diff --git a/NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.inf b/NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.inf
new file mode 100644
index 0000000000..8e9119a371
--- /dev/null
+++ b/NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.inf
@@ -0,0 +1,43 @@
+## @file
+# Unit test suite for the Dhcp6Dxe using Google Test
+#
+# Copyright (c) Microsoft Corporation.<BR>
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+##
+[Defines]
+ INF_VERSION = 0x00010017
+ BASE_NAME = Dhcp6DxeGoogleTest
+ FILE_GUID = 1D2A4C65-38C8-4C2F-BB60-B5FA49625AA9
+ VERSION_STRING = 1.0
+ MODULE_TYPE = HOST_APPLICATION
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64 AARCH64
+#
+[Sources]
+ Dhcp6DxeGoogleTest.cpp
+ Dhcp6IoGoogleTest.cpp
+ ../Dhcp6Io.c
+ ../Dhcp6Utility.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ UnitTestFrameworkPkg/UnitTestFrameworkPkg.dec
+ NetworkPkg/NetworkPkg.dec
+
+[LibraryClasses]
+ GoogleTestLib
+ DebugLib
+ NetLib
+ PcdLib
+
+[Protocols]
+ gEfiDhcp6ServiceBindingProtocolGuid
+
+[Pcd]
+ gEfiNetworkPkgTokenSpaceGuid.PcdDhcp6UidType
+
+[Guids]
+ gZeroGuid
diff --git a/NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6IoGoogleTest.cpp b/NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6IoGoogleTest.cpp
new file mode 100644
index 0000000000..7ee40e4af4
--- /dev/null
+++ b/NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6IoGoogleTest.cpp
@@ -0,0 +1,478 @@
+/** @file
+ Tests for Dhcp6Io.c.
+
+ Copyright (c) Microsoft Corporation
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+#include <gtest/gtest.h>
+
+extern "C" {
+ #include <Uefi.h>
+ #include <Library/BaseLib.h>
+ #include <Library/DebugLib.h>
+ #include <Library/BaseMemoryLib.h>
+ #include "../Dhcp6Impl.h"
+ #include "../Dhcp6Utility.h"
+}
+
+////////////////////////////////////////////////////////////////////////
+// Defines
+////////////////////////////////////////////////////////////////////////
+
+#define DHCP6_PACKET_MAX_LEN 1500
+
+////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////
+// Symbol Definitions
+// These functions are not directly under test - but required to compile
+////////////////////////////////////////////////////////////////////////
+
+// This definition is used by this test but is also required to compile
+// by Dhcp6Io.c
+EFI_IPv6_ADDRESS mAllDhcpRelayAndServersAddress = {
+ { 0xFF, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2 }
+};
+
+EFI_STATUS
+EFIAPI
+UdpIoSendDatagram (
+ IN UDP_IO *UdpIo,
+ IN NET_BUF *Packet,
+ IN UDP_END_POINT *EndPoint OPTIONAL,
+ IN EFI_IP_ADDRESS *Gateway OPTIONAL,
+ IN UDP_IO_CALLBACK CallBack,
+ IN VOID *Context
+ )
+{
+ return EFI_SUCCESS;
+}
+
+EFI_STATUS
+EFIAPI
+UdpIoRecvDatagram (
+ IN UDP_IO *UdpIo,
+ IN UDP_IO_CALLBACK CallBack,
+ IN VOID *Context,
+ IN UINT32 HeadLen
+ )
+{
+ return EFI_SUCCESS;
+}
+
+////////////////////////////////////////////////////////////////////////
+// Dhcp6AppendOptionTest Tests
+////////////////////////////////////////////////////////////////////////
+
+class Dhcp6AppendOptionTest : public ::testing::Test {
+public:
+ UINT8 *Buffer = NULL;
+ EFI_DHCP6_PACKET *Packet;
+
+protected:
+ // Add any setup code if needed
+ virtual void
+ SetUp (
+ )
+ {
+ // Initialize any resources or variables
+ Buffer = (UINT8 *)AllocateZeroPool (DHCP6_PACKET_MAX_LEN);
+ ASSERT_NE (Buffer, (UINT8 *)NULL);
+
+ Packet = (EFI_DHCP6_PACKET *)Buffer;
+ Packet->Size = DHCP6_PACKET_MAX_LEN;
+ }
+
+ // Add any cleanup code if needed
+ virtual void
+ TearDown (
+ )
+ {
+ // Clean up any resources or variables
+ if (Buffer != NULL) {
+ FreePool (Buffer);
+ }
+ }
+};
+
+// Test Description:
+// Attempt to append an option to a packet that is too small by a duid that is too large
+TEST_F (Dhcp6AppendOptionTest, InvalidDataExpectBufferTooSmall) {
+ UINT8 *Cursor;
+ EFI_DHCP6_DUID *UntrustedDuid;
+ EFI_STATUS Status;
+
+ UntrustedDuid = (EFI_DHCP6_DUID *)AllocateZeroPool (sizeof (EFI_DHCP6_DUID));
+ ASSERT_NE (UntrustedDuid, (EFI_DHCP6_DUID *)NULL);
+
+ UntrustedDuid->Length = NTOHS (0xFFFF);
+
+ Cursor = Dhcp6AppendOptionTest::Packet->Dhcp6.Option;
+
+ Status = Dhcp6AppendOption (
+ Dhcp6AppendOptionTest::Packet,
+ &Cursor,
+ HTONS (Dhcp6OptServerId),
+ UntrustedDuid->Length,
+ UntrustedDuid->Duid
+ );
+
+ ASSERT_EQ (Status, EFI_BUFFER_TOO_SMALL);
+}
+
+// Test Description:
+// Attempt to append an option to a packet that is large enough
+TEST_F (Dhcp6AppendOptionTest, ValidDataExpectSuccess) {
+ UINT8 *Cursor;
+ EFI_DHCP6_DUID *UntrustedDuid;
+ EFI_STATUS Status;
+ UINTN OriginalLength;
+
+ UINT8 Duid[6] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05 };
+
+ Packet->Length = sizeof (EFI_DHCP6_HEADER);
+ OriginalLength = Packet->Length;
+
+ UntrustedDuid = (EFI_DHCP6_DUID *)AllocateZeroPool (sizeof (EFI_DHCP6_DUID));
+ ASSERT_NE (UntrustedDuid, (EFI_DHCP6_DUID *)NULL);
+
+ UntrustedDuid->Length = NTOHS (sizeof (Duid));
+ CopyMem (UntrustedDuid->Duid, Duid, sizeof (Duid));
+
+ Cursor = Dhcp6AppendOptionTest::Packet->Dhcp6.Option;
+
+ Status = Dhcp6AppendOption (
+ Dhcp6AppendOptionTest::Packet,
+ &Cursor,
+ HTONS (Dhcp6OptServerId),
+ UntrustedDuid->Length,
+ UntrustedDuid->Duid
+ );
+
+ ASSERT_EQ (Status, EFI_SUCCESS);
+
+ // verify that the pointer to cursor moved by the expected amount
+ ASSERT_EQ (Cursor, (UINT8 *)Dhcp6AppendOptionTest::Packet->Dhcp6.Option + sizeof (Duid) + 4);
+
+ // verify that the length of the packet is now the expected amount
+ ASSERT_EQ (Dhcp6AppendOptionTest::Packet->Length, OriginalLength + sizeof (Duid) + 4);
+}
+
+////////////////////////////////////////////////////////////////////////
+// Dhcp6AppendETOption Tests
+////////////////////////////////////////////////////////////////////////
+
+class Dhcp6AppendETOptionTest : public ::testing::Test {
+public:
+ UINT8 *Buffer = NULL;
+ EFI_DHCP6_PACKET *Packet;
+
+protected:
+ // Add any setup code if needed
+ virtual void
+ SetUp (
+ )
+ {
+ // Initialize any resources or variables
+ Buffer = (UINT8 *)AllocateZeroPool (DHCP6_PACKET_MAX_LEN);
+ ASSERT_NE (Buffer, (UINT8 *)NULL);
+
+ Packet = (EFI_DHCP6_PACKET *)Buffer;
+ Packet->Size = DHCP6_PACKET_MAX_LEN;
+ Packet->Length = sizeof (EFI_DHCP6_HEADER);
+ }
+
+ // Add any cleanup code if needed
+ virtual void
+ TearDown (
+ )
+ {
+ // Clean up any resources or variables
+ if (Buffer != NULL) {
+ FreePool (Buffer);
+ }
+ }
+};
+
+// Test Description:
+// Attempt to append an option to a packet that is too small by a duid that is too large
+TEST_F (Dhcp6AppendETOptionTest, InvalidDataExpectBufferTooSmall) {
+ UINT8 *Cursor;
+ EFI_STATUS Status;
+ DHCP6_INSTANCE Instance;
+ UINT16 ElapsedTimeVal;
+ UINT16 *ElapsedTime;
+
+ Cursor = Dhcp6AppendETOptionTest::Packet->Dhcp6.Option;
+ ElapsedTime = &ElapsedTimeVal;
+
+ Packet->Length = Packet->Size - 2;
+
+ Status = Dhcp6AppendETOption (
+ Dhcp6AppendETOptionTest::Packet,
+ &Cursor,
+ &Instance, // Instance is not used in this function
+ &ElapsedTime
+ );
+
+ // verify that we error out because the packet is too small for the option header
+ ASSERT_EQ (Status, EFI_BUFFER_TOO_SMALL);
+
+ // reset the length
+ Packet->Length = sizeof (EFI_DHCP6_HEADER);
+}
+
+// Test Description:
+// Attempt to append an option to a packet that is large enough
+TEST_F (Dhcp6AppendETOptionTest, ValidDataExpectSuccess) {
+ UINT8 *Cursor;
+ EFI_STATUS Status;
+ DHCP6_INSTANCE Instance;
+ UINT16 ElapsedTimeVal;
+ UINT16 *ElapsedTime;
+ UINTN ExpectedSize;
+ UINTN OriginalLength;
+
+ Cursor = Dhcp6AppendETOptionTest::Packet->Dhcp6.Option;
+ ElapsedTime = &ElapsedTimeVal;
+ ExpectedSize = 6;
+ OriginalLength = Packet->Length;
+
+ Status = Dhcp6AppendETOption (
+ Dhcp6AppendETOptionTest::Packet,
+ &Cursor,
+ &Instance, // Instance is not used in this function
+ &ElapsedTime
+ );
+
+ // verify that the status is EFI_SUCCESS
+ ASSERT_EQ (Status, EFI_SUCCESS);
+
+ // verify that the pointer to cursor moved by the expected amount
+ ASSERT_EQ (Cursor, (UINT8 *)Dhcp6AppendETOptionTest::Packet->Dhcp6.Option + ExpectedSize);
+
+ // verify that the length of the packet is now the expected amount
+ ASSERT_EQ (Dhcp6AppendETOptionTest::Packet->Length, OriginalLength + ExpectedSize);
+}
+
+////////////////////////////////////////////////////////////////////////
+// Dhcp6AppendIaOption Tests
+////////////////////////////////////////////////////////////////////////
+
+class Dhcp6AppendIaOptionTest : public ::testing::Test {
+public:
+ UINT8 *Buffer = NULL;
+ EFI_DHCP6_PACKET *Packet;
+ EFI_DHCP6_IA *Ia;
+
+protected:
+ // Add any setup code if needed
+ virtual void
+ SetUp (
+ )
+ {
+ // Initialize any resources or variables
+ Buffer = (UINT8 *)AllocateZeroPool (DHCP6_PACKET_MAX_LEN);
+ ASSERT_NE (Buffer, (UINT8 *)NULL);
+
+ Packet = (EFI_DHCP6_PACKET *)Buffer;
+ Packet->Size = DHCP6_PACKET_MAX_LEN;
+
+ Ia = (EFI_DHCP6_IA *)AllocateZeroPool (sizeof (EFI_DHCP6_IA) + sizeof (EFI_DHCP6_IA_ADDRESS) * 2);
+ ASSERT_NE (Ia, (EFI_DHCP6_IA *)NULL);
+
+ CopyMem (Ia->IaAddress, mAllDhcpRelayAndServersAddress.Addr, sizeof (EFI_IPv6_ADDRESS));
+ CopyMem (Ia->IaAddress + 1, mAllDhcpRelayAndServersAddress.Addr, sizeof (EFI_IPv6_ADDRESS));
+
+ Ia->IaAddressCount = 2;
+ }
+
+ // Add any cleanup code if needed
+ virtual void
+ TearDown (
+ )
+ {
+ // Clean up any resources or variables
+ if (Buffer != NULL) {
+ FreePool (Buffer);
+ }
+
+ if (Ia != NULL) {
+ FreePool (Ia);
+ }
+ }
+};
+
+// Test Description:
+// Attempt to append an option to a packet that doesn't have enough space
+// for the option header
+TEST_F (Dhcp6AppendIaOptionTest, IaNaInvalidDataExpectBufferTooSmall) {
+ UINT8 *Cursor;
+ EFI_STATUS Status;
+
+ Packet->Length = Packet->Size - 2;
+
+ Ia->Descriptor.Type = Dhcp6OptIana;
+ Ia->Descriptor.IaId = 0x12345678;
+
+ Cursor = Dhcp6AppendIaOptionTest::Packet->Dhcp6.Option;
+
+ Status = Dhcp6AppendIaOption (
+ Dhcp6AppendIaOptionTest::Packet,
+ &Cursor,
+ Ia,
+ 0x12345678,
+ 0x11111111,
+ Dhcp6OptIana
+ );
+
+ // verify that we error out because the packet is too small for the option header
+ ASSERT_EQ (Status, EFI_BUFFER_TOO_SMALL);
+
+ // reset the length
+ Packet->Length = sizeof (EFI_DHCP6_HEADER);
+}
+
+// Test Description:
+// Attempt to append an option to a packet that doesn't have enough space
+// for the option header
+TEST_F (Dhcp6AppendIaOptionTest, IaTaInvalidDataExpectBufferTooSmall) {
+ UINT8 *Cursor;
+ EFI_STATUS Status;
+
+ // Use up nearly all the space in the packet
+ Packet->Length = Packet->Size - 2;
+
+ Ia->Descriptor.Type = Dhcp6OptIata;
+ Ia->Descriptor.IaId = 0x12345678;
+
+ Cursor = Dhcp6AppendIaOptionTest::Packet->Dhcp6.Option;
+
+ Status = Dhcp6AppendIaOption (
+ Dhcp6AppendIaOptionTest::Packet,
+ &Cursor,
+ Ia,
+ 0,
+ 0,
+ Dhcp6OptIata
+ );
+
+ // verify that we error out because the packet is too small for the option header
+ ASSERT_EQ (Status, EFI_BUFFER_TOO_SMALL);
+
+ // reset the length
+ Packet->Length = sizeof (EFI_DHCP6_HEADER);
+}
+
+TEST_F (Dhcp6AppendIaOptionTest, IaNaValidDataExpectSuccess) {
+ UINT8 *Cursor;
+ EFI_STATUS Status;
+ UINTN ExpectedSize;
+ UINTN OriginalLength;
+
+ //
+ // 2 bytes for the option header type
+ //
+ ExpectedSize = 2;
+ //
+ // 2 bytes for the option header length
+ //
+ ExpectedSize += 2;
+ //
+ // 4 bytes for the IAID
+ //
+ ExpectedSize += 4;
+ //
+ // + 4 bytes for the T1
+ //
+ ExpectedSize += 4;
+ //
+ // + 4 bytes for the T2
+ //
+ ExpectedSize += 4;
+ //
+ // + (4 + sizeof (EFI_DHCP6_IA_ADDRESS)) * 2;
+ // + 2 bytes for the option header type
+ // + 2 bytes for the option header length
+ // + sizeof (EFI_DHCP6_IA_ADDRESS) for the IA Address
+ //
+ ExpectedSize += (4 + sizeof (EFI_DHCP6_IA_ADDRESS)) * 2;
+
+ Cursor = Dhcp6AppendIaOptionTest::Packet->Dhcp6.Option;
+
+ Packet->Length = sizeof (EFI_DHCP6_HEADER);
+ OriginalLength = Packet->Length;
+
+ Ia->Descriptor.Type = Dhcp6OptIana;
+ Ia->Descriptor.IaId = 0x12345678;
+
+ Status = Dhcp6AppendIaOption (
+ Dhcp6AppendIaOptionTest::Packet,
+ &Cursor,
+ Ia,
+ 0x12345678,
+ 0x12345678,
+ Dhcp6OptIana
+ );
+
+ // verify that the pointer to cursor moved by the expected amount
+ ASSERT_EQ (Cursor, (UINT8 *)Dhcp6AppendIaOptionTest::Packet->Dhcp6.Option + ExpectedSize);
+
+ // verify that the length of the packet is now the expected amount
+ ASSERT_EQ (Dhcp6AppendIaOptionTest::Packet->Length, OriginalLength + ExpectedSize);
+
+ // verify that the status is EFI_SUCCESS
+ ASSERT_EQ (Status, EFI_SUCCESS);
+}
+
+TEST_F (Dhcp6AppendIaOptionTest, IaTaValidDataExpectSuccess) {
+ UINT8 *Cursor;
+ EFI_STATUS Status;
+ UINTN ExpectedSize;
+ UINTN OriginalLength;
+
+ //
+ // 2 bytes for the option header type
+ //
+ ExpectedSize = 2;
+ //
+ // 2 bytes for the option header length
+ //
+ ExpectedSize += 2;
+ //
+ // 4 bytes for the IAID
+ //
+ ExpectedSize += 4;
+ //
+ // + (4 + sizeof (EFI_DHCP6_IA_ADDRESS)) * 2;
+ // + 2 bytes for the option header type
+ // + 2 bytes for the option header length
+ // + sizeof (EFI_DHCP6_IA_ADDRESS) for the IA Address
+ //
+ ExpectedSize += (4 + sizeof (EFI_DHCP6_IA_ADDRESS)) * 2;
+
+ Cursor = Dhcp6AppendIaOptionTest::Packet->Dhcp6.Option;
+
+ Packet->Length = sizeof (EFI_DHCP6_HEADER);
+ OriginalLength = Packet->Length;
+
+ Ia->Descriptor.Type = Dhcp6OptIata;
+ Ia->Descriptor.IaId = 0x12345678;
+
+ Status = Dhcp6AppendIaOption (
+ Dhcp6AppendIaOptionTest::Packet,
+ &Cursor,
+ Ia,
+ 0,
+ 0,
+ Dhcp6OptIata
+ );
+
+ // verify that the pointer to cursor moved by the expected amount
+ ASSERT_EQ (Cursor, (UINT8 *)Dhcp6AppendIaOptionTest::Packet->Dhcp6.Option + ExpectedSize);
+
+ // verify that the length of the packet is now the expected amount
+ ASSERT_EQ (Dhcp6AppendIaOptionTest::Packet->Length, OriginalLength + ExpectedSize);
+
+ // verify that the status is EFI_SUCCESS
+ ASSERT_EQ (Status, EFI_SUCCESS);
+}
diff --git a/NetworkPkg/Test/NetworkPkgHostTest.dsc b/NetworkPkg/Test/NetworkPkgHostTest.dsc
index 1aeca5c5b3..20bc90b172 100644
--- a/NetworkPkg/Test/NetworkPkgHostTest.dsc
+++ b/NetworkPkg/Test/NetworkPkgHostTest.dsc
@@ -24,6 +24,7 @@
#
# Build HOST_APPLICATION that tests NetworkPkg
#
+ NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.inf
# Despite these library classes being listed in [LibraryClasses] below, they are not needed for the host-based unit tests.
[LibraryClasses]
--
2.39.3

168
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View File

@ -0,0 +1,168 @@
From 1afdf854f67fbaeea47f15efa0c34c0f1fe6a504 Mon Sep 17 00:00:00 2001
From: Jon Maloy <jmaloy@redhat.com>
Date: Fri, 16 Feb 2024 10:48:05 -0500
Subject: [PATCH 10/18] NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234
Patch
RH-Author: Jon Maloy <jmaloy@redhat.com>
RH-MergeRequest: 54: NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230 Patch
RH-Jira: RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853
RH-Acked-by: Gerd Hoffmann <None>
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Commit: [10/18] c7527c63ebe3afb55a2ef78103c1a57de26c36b7
JIRA: https://issues.redhat.com/browse/RHEL-21851
CVE: CVE-2022-45234
Upstream: Merged
commit 1b53515d53d303166b2bbd31e2cc7f16fd0aecd7
Author: Doug Flick <dougflick@microsoft.com>
Date: Fri Jan 26 05:54:52 2024 +0800
NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234 Patch
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=4539
Bug Details:
PixieFail Bug #6
CVE-2023-45234
CVSS 8.3 : CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
CWE-119 Improper Restriction of Operations within the Bounds of
a Memory Buffer
Buffer overflow when processing DNS Servers option in a DHCPv6
Advertise message
Change Overview:
Introduces a function to cache the Dns Server and perform sanitizing
on the incoming DnsServerLen to ensure that the length is valid
> + EFI_STATUS
> + PxeBcCacheDnsServerAddresses (
> + IN PXEBC_PRIVATE_DATA *Private,
> + IN PXEBC_DHCP6_PACKET_CACHE *Cache6
> + )
Additional code cleanup
Cc: Saloni Kasbekar <saloni.kasbekar@intel.com>
Cc: Zachary Clark-williams <zachary.clark-williams@intel.com>
Signed-off-by: Doug Flick [MSFT] <doug.edk2@gmail.com>
Reviewed-by: Saloni Kasbekar <saloni.kasbekar@intel.com>
Signed-off-by: Jon Maloy <jmaloy@redhat.com>
---
NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c | 71 +++++++++++++++++++++++++---
1 file changed, 65 insertions(+), 6 deletions(-)
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
index 425e0cf806..2b2d372889 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
@@ -3,6 +3,7 @@
(C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>
Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) Microsoft Corporation
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -1312,6 +1313,65 @@ PxeBcSelectDhcp6Offer (
}
}
+/**
+ Cache the DHCPv6 DNS Server addresses
+
+ @param[in] Private The pointer to PXEBC_PRIVATE_DATA.
+ @param[in] Cache6 The pointer to PXEBC_DHCP6_PACKET_CACHE.
+
+ @retval EFI_SUCCESS Cache the DHCPv6 DNS Server address successfully.
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.
+ @retval EFI_DEVICE_ERROR The DNS Server Address Length provided by a untrusted
+ option is not a multiple of 16 bytes (sizeof (EFI_IPv6_ADDRESS)).
+**/
+EFI_STATUS
+PxeBcCacheDnsServerAddresses (
+ IN PXEBC_PRIVATE_DATA *Private,
+ IN PXEBC_DHCP6_PACKET_CACHE *Cache6
+ )
+{
+ UINT16 DnsServerLen;
+
+ DnsServerLen = NTOHS (Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpLen);
+ //
+ // Make sure that the number is nonzero
+ //
+ if (DnsServerLen == 0) {
+ return EFI_DEVICE_ERROR;
+ }
+
+ //
+ // Make sure the DnsServerlen is a multiple of EFI_IPv6_ADDRESS (16)
+ //
+ if (DnsServerLen % sizeof (EFI_IPv6_ADDRESS) != 0) {
+ return EFI_DEVICE_ERROR;
+ }
+
+ //
+ // This code is currently written to only support a single DNS Server instead
+ // of multiple such as is spec defined (RFC3646, Section 3). The proper behavior
+ // would be to allocate the full space requested, CopyMem all of the data,
+ // and then add a DnsServerCount field to Private and update additional code
+ // that depends on this.
+ //
+ // To support multiple DNS servers the `AllocationSize` would need to be changed to DnsServerLen
+ //
+ // This is tracked in https://bugzilla.tianocore.org/show_bug.cgi?id=1886
+ //
+ Private->DnsServer = AllocateZeroPool (sizeof (EFI_IPv6_ADDRESS));
+ if (Private->DnsServer == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ //
+ // Intentionally only copy over the first server address.
+ // To support multiple DNS servers, the `Length` would need to be changed to DnsServerLen
+ //
+ CopyMem (Private->DnsServer, Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->Data, sizeof (EFI_IPv6_ADDRESS));
+
+ return EFI_SUCCESS;
+}
+
/**
Handle the DHCPv6 offer packet.
@@ -1335,6 +1395,7 @@ PxeBcHandleDhcp6Offer (
UINT32 SelectIndex;
UINT32 Index;
+ ASSERT (Private != NULL);
ASSERT (Private->SelectIndex > 0);
SelectIndex = (UINT32)(Private->SelectIndex - 1);
ASSERT (SelectIndex < PXEBC_OFFER_MAX_NUM);
@@ -1342,15 +1403,13 @@ PxeBcHandleDhcp6Offer (
Status = EFI_SUCCESS;
//
- // First try to cache DNS server address if DHCP6 offer provides.
+ // First try to cache DNS server addresses if DHCP6 offer provides.
//
if (Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER] != NULL) {
- Private->DnsServer = AllocateZeroPool (NTOHS (Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpLen));
- if (Private->DnsServer == NULL) {
- return EFI_OUT_OF_RESOURCES;
+ Status = PxeBcCacheDnsServerAddresses (Private, Cache6);
+ if (EFI_ERROR (Status)) {
+ return Status;
}
-
- CopyMem (Private->DnsServer, Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->Data, sizeof (EFI_IPv6_ADDRESS));
}
if (Cache6->OfferType == PxeOfferTypeDhcpBinl) {
--
2.39.3

511
SOURCES/edk2-NetworkPkg-UefiPxeBcDxe-SECURITY-PATCH-CVE-2023-4523p2.patch Normal file
View File

@ -0,0 +1,511 @@
From d60257df151a6c58aefe74c2d2baee59344318d2 Mon Sep 17 00:00:00 2001
From: Jon Maloy <jmaloy@redhat.com>
Date: Fri, 16 Feb 2024 10:48:05 -0500
Subject: [PATCH 11/18] NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234
Unit Tests
RH-Author: Jon Maloy <jmaloy@redhat.com>
RH-MergeRequest: 54: NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230 Patch
RH-Jira: RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853
RH-Acked-by: Gerd Hoffmann <None>
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Commit: [11/18] b917383d597172d4bf75548d9b281d08bf34e299
JIRA: https://issues.redhat.com/browse/RHEL-21851
CVE: CVE-2022-45234
Upstream: Merged
commit 458c582685fc0e8057d2511c5a0394078d988c17
Author: Doug Flick <dougflick@microsoft.com>
Date: Fri Jan 26 05:54:53 2024 +0800
NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234 Unit Tests
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=4539
Unit tests to that the bug..
Buffer overflow when processing DNS Servers option in a DHCPv6 Advertise
message
..has been patched
This contains tests for the following functions:
PxeBcHandleDhcp6Offer
PxeBcCacheDnsServerAddresses
Cc: Saloni Kasbekar <saloni.kasbekar@intel.com>
Cc: Zachary Clark-williams <zachary.clark-williams@intel.com>
Signed-off-by: Doug Flick [MSFT] <doug.edk2@gmail.com>
Reviewed-by: Saloni Kasbekar <saloni.kasbekar@intel.com>
Signed-off-by: Jon Maloy <jmaloy@redhat.com>
---
NetworkPkg/Test/NetworkPkgHostTest.dsc | 1 +
.../GoogleTest/PxeBcDhcp6GoogleTest.cpp | 300 ++++++++++++++++++
.../GoogleTest/PxeBcDhcp6GoogleTest.h | 50 +++
.../GoogleTest/UefiPxeBcDxeGoogleTest.cpp | 19 ++
.../GoogleTest/UefiPxeBcDxeGoogleTest.inf | 48 +++
5 files changed, 418 insertions(+)
create mode 100644 NetworkPkg/UefiPxeBcDxe/GoogleTest/PxeBcDhcp6GoogleTest.cpp
create mode 100644 NetworkPkg/UefiPxeBcDxe/GoogleTest/PxeBcDhcp6GoogleTest.h
create mode 100644 NetworkPkg/UefiPxeBcDxe/GoogleTest/UefiPxeBcDxeGoogleTest.cpp
create mode 100644 NetworkPkg/UefiPxeBcDxe/GoogleTest/UefiPxeBcDxeGoogleTest.inf
diff --git a/NetworkPkg/Test/NetworkPkgHostTest.dsc b/NetworkPkg/Test/NetworkPkgHostTest.dsc
index 7fa7b0f9d5..a0273c4310 100644
--- a/NetworkPkg/Test/NetworkPkgHostTest.dsc
+++ b/NetworkPkg/Test/NetworkPkgHostTest.dsc
@@ -25,6 +25,8 @@
# Build HOST_APPLICATION that tests NetworkPkg
#
NetworkPkg/Dhcp6Dxe/GoogleTest/Dhcp6DxeGoogleTest.inf
+ NetworkPkg/Ip6Dxe/GoogleTest/Ip6DxeGoogleTest.inf
+ NetworkPkg/UefiPxeBcDxe/GoogleTest/UefiPxeBcDxeGoogleTest.inf
# Despite these library classes being listed in [LibraryClasses] below, they are not needed for the host-based unit tests.
[LibraryClasses]
diff --git a/NetworkPkg/UefiPxeBcDxe/GoogleTest/PxeBcDhcp6GoogleTest.cpp b/NetworkPkg/UefiPxeBcDxe/GoogleTest/PxeBcDhcp6GoogleTest.cpp
new file mode 100644
index 0000000000..8260eeee50
--- /dev/null
+++ b/NetworkPkg/UefiPxeBcDxe/GoogleTest/PxeBcDhcp6GoogleTest.cpp
@@ -0,0 +1,300 @@
+/** @file
+ Host based unit test for PxeBcDhcp6.c.
+
+ Copyright (c) Microsoft Corporation
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+#include <gtest/gtest.h>
+
+extern "C" {
+ #include <Uefi.h>
+ #include <Library/BaseLib.h>
+ #include <Library/DebugLib.h>
+ #include "../PxeBcImpl.h"
+ #include "../PxeBcDhcp6.h"
+ #include "PxeBcDhcp6GoogleTest.h"
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// Definitions
+///////////////////////////////////////////////////////////////////////////////
+
+#define PACKET_SIZE (1500)
+
+typedef struct {
+ UINT16 OptionCode; // The option code for DHCP6_OPT_SERVER_ID (e.g., 0x03)
+ UINT16 OptionLen; // The length of the option (e.g., 16 bytes)
+ UINT8 ServerId[16]; // The 16-byte DHCPv6 Server Identifier
+} DHCP6_OPTION_SERVER_ID;
+
+///////////////////////////////////////////////////////////////////////////////
+/// Symbol Definitions
+///////////////////////////////////////////////////////////////////////////////
+
+EFI_STATUS
+MockUdpWrite (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN UINT16 OpFlags,
+ IN EFI_IP_ADDRESS *DestIp,
+ IN EFI_PXE_BASE_CODE_UDP_PORT *DestPort,
+ IN EFI_IP_ADDRESS *GatewayIp OPTIONAL,
+ IN EFI_IP_ADDRESS *SrcIp OPTIONAL,
+ IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort OPTIONAL,
+ IN UINTN *HeaderSize OPTIONAL,
+ IN VOID *HeaderPtr OPTIONAL,
+ IN UINTN *BufferSize,
+ IN VOID *BufferPtr
+ )
+{
+ return EFI_SUCCESS;
+}
+
+EFI_STATUS
+MockUdpRead (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN UINT16 OpFlags,
+ IN OUT EFI_IP_ADDRESS *DestIp OPTIONAL,
+ IN OUT EFI_PXE_BASE_CODE_UDP_PORT *DestPort OPTIONAL,
+ IN OUT EFI_IP_ADDRESS *SrcIp OPTIONAL,
+ IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort OPTIONAL,
+ IN UINTN *HeaderSize OPTIONAL,
+ IN VOID *HeaderPtr OPTIONAL,
+ IN OUT UINTN *BufferSize,
+ IN VOID *BufferPtr
+ )
+{
+ return EFI_SUCCESS;
+}
+
+EFI_STATUS
+MockConfigure (
+ IN EFI_UDP6_PROTOCOL *This,
+ IN EFI_UDP6_CONFIG_DATA *UdpConfigData OPTIONAL
+ )
+{
+ return EFI_SUCCESS;
+}
+
+// Needed by PxeBcSupport
+EFI_STATUS
+EFIAPI
+QueueDpc (
+ IN EFI_TPL DpcTpl,
+ IN EFI_DPC_PROCEDURE DpcProcedure,
+ IN VOID *DpcContext OPTIONAL
+ )
+{
+ return EFI_SUCCESS;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// PxeBcHandleDhcp6OfferTest Tests
+///////////////////////////////////////////////////////////////////////////////
+
+class PxeBcHandleDhcp6OfferTest : public ::testing::Test {
+public:
+ PXEBC_PRIVATE_DATA Private = { 0 };
+ EFI_UDP6_PROTOCOL Udp6Read;
+ EFI_PXE_BASE_CODE_MODE Mode = { 0 };
+
+protected:
+ // Add any setup code if needed
+ virtual void
+ SetUp (
+ )
+ {
+ Private.Dhcp6Request = (EFI_DHCP6_PACKET *)AllocateZeroPool (PACKET_SIZE);
+
+ // Need to setup the EFI_PXE_BASE_CODE_PROTOCOL
+ // The function under test really only needs the following:
+ // UdpWrite
+ // UdpRead
+
+ Private.PxeBc.UdpWrite = (EFI_PXE_BASE_CODE_UDP_WRITE)MockUdpWrite;
+ Private.PxeBc.UdpRead = (EFI_PXE_BASE_CODE_UDP_READ)MockUdpRead;
+
+ // Need to setup EFI_UDP6_PROTOCOL
+ // The function under test really only needs the following:
+ // Configure
+
+ Udp6Read.Configure = (EFI_UDP6_CONFIGURE)MockConfigure;
+ Private.Udp6Read = &Udp6Read;
+
+ // Need to setup the EFI_PXE_BASE_CODE_MODE
+ Private.PxeBc.Mode = &Mode;
+
+ // for this test it doesn't really matter what the Dhcpv6 ack is set to
+ }
+
+ // Add any cleanup code if needed
+ virtual void
+ TearDown (
+ )
+ {
+ if (Private.Dhcp6Request != NULL) {
+ FreePool (Private.Dhcp6Request);
+ }
+
+ // Clean up any resources or variables
+ }
+};
+
+// Note:
+// Testing PxeBcHandleDhcp6Offer() is difficult because it depends on a
+// properly setup Private structure. Attempting to properly test this function
+// without a signficant refactor is a fools errand. Instead, we will test
+// that we can prevent an overflow in the function.
+TEST_F (PxeBcHandleDhcp6OfferTest, BasicUsageTest) {
+ PXEBC_DHCP6_PACKET_CACHE *Cache6 = NULL;
+ EFI_DHCP6_PACKET_OPTION Option = { 0 };
+
+ Private.SelectIndex = 1; // SelectIndex is 1-based
+ Cache6 = &Private.OfferBuffer[Private.SelectIndex - 1].Dhcp6;
+
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER] = &Option;
+ // Setup the DHCPv6 offer packet
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpCode = DHCP6_OPT_SERVER_ID;
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpLen = NTOHS (1337);
+
+ ASSERT_EQ (PxeBcHandleDhcp6Offer (&(PxeBcHandleDhcp6OfferTest::Private)), EFI_DEVICE_ERROR);
+}
+
+class PxeBcCacheDnsServerAddressesTest : public ::testing::Test {
+public:
+ PXEBC_PRIVATE_DATA Private = { 0 };
+
+protected:
+ // Add any setup code if needed
+ virtual void
+ SetUp (
+ )
+ {
+ }
+
+ // Add any cleanup code if needed
+ virtual void
+ TearDown (
+ )
+ {
+ }
+};
+
+// Test Description
+// Test that we cache the DNS server address from the DHCPv6 offer packet
+TEST_F (PxeBcCacheDnsServerAddressesTest, BasicUsageTest) {
+ UINT8 SearchPattern[16] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF };
+ EFI_DHCP6_PACKET_OPTION *Option;
+ PXEBC_DHCP6_PACKET_CACHE *Cache6 = NULL;
+
+ Option = (EFI_DHCP6_PACKET_OPTION *)AllocateZeroPool (sizeof (EFI_DHCP6_PACKET_OPTION) + sizeof (SearchPattern));
+ ASSERT_NE (Option, nullptr);
+
+ Option->OpCode = DHCP6_OPT_SERVER_ID;
+ Option->OpLen = NTOHS (sizeof (SearchPattern));
+ CopyMem (Option->Data, SearchPattern, sizeof (SearchPattern));
+
+ Private.SelectIndex = 1; // SelectIndex is 1-based
+ Cache6 = &Private.OfferBuffer[Private.SelectIndex - 1].Dhcp6;
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER] = Option;
+
+ Private.DnsServer = nullptr;
+
+ ASSERT_EQ (PxeBcCacheDnsServerAddresses (&(PxeBcCacheDnsServerAddressesTest::Private), Cache6), EFI_SUCCESS);
+ ASSERT_NE (Private.DnsServer, nullptr);
+ ASSERT_EQ (CompareMem (Private.DnsServer, SearchPattern, sizeof (SearchPattern)), 0);
+
+ if (Private.DnsServer) {
+ FreePool (Private.DnsServer);
+ }
+
+ if (Option) {
+ FreePool (Option);
+ }
+}
+// Test Description
+// Test that we can prevent an overflow in the function
+TEST_F (PxeBcCacheDnsServerAddressesTest, AttemptOverflowTest) {
+ EFI_DHCP6_PACKET_OPTION Option = { 0 };
+ PXEBC_DHCP6_PACKET_CACHE *Cache6 = NULL;
+
+ Private.SelectIndex = 1; // SelectIndex is 1-based
+ Cache6 = &Private.OfferBuffer[Private.SelectIndex - 1].Dhcp6;
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER] = &Option;
+ // Setup the DHCPv6 offer packet
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpCode = DHCP6_OPT_SERVER_ID;
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpLen = NTOHS (1337);
+
+ Private.DnsServer = NULL;
+
+ ASSERT_EQ (PxeBcCacheDnsServerAddresses (&(PxeBcCacheDnsServerAddressesTest::Private), Cache6), EFI_DEVICE_ERROR);
+ ASSERT_EQ (Private.DnsServer, nullptr);
+
+ if (Private.DnsServer) {
+ FreePool (Private.DnsServer);
+ }
+}
+
+// Test Description
+// Test that we can prevent an underflow in the function
+TEST_F (PxeBcCacheDnsServerAddressesTest, AttemptUnderflowTest) {
+ EFI_DHCP6_PACKET_OPTION Option = { 0 };
+ PXEBC_DHCP6_PACKET_CACHE *Cache6 = NULL;
+
+ Private.SelectIndex = 1; // SelectIndex is 1-based
+ Cache6 = &Private.OfferBuffer[Private.SelectIndex - 1].Dhcp6;
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER] = &Option;
+ // Setup the DHCPv6 offer packet
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpCode = DHCP6_OPT_SERVER_ID;
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpLen = NTOHS (2);
+
+ Private.DnsServer = NULL;
+
+ ASSERT_EQ (PxeBcCacheDnsServerAddresses (&(PxeBcCacheDnsServerAddressesTest::Private), Cache6), EFI_DEVICE_ERROR);
+ ASSERT_EQ (Private.DnsServer, nullptr);
+
+ if (Private.DnsServer) {
+ FreePool (Private.DnsServer);
+ }
+}
+
+// Test Description
+// Test that we can handle recursive dns (multiple dns entries)
+TEST_F (PxeBcCacheDnsServerAddressesTest, MultipleDnsEntries) {
+ EFI_DHCP6_PACKET_OPTION Option = { 0 };
+ PXEBC_DHCP6_PACKET_CACHE *Cache6 = NULL;
+
+ Private.SelectIndex = 1; // SelectIndex is 1-based
+ Cache6 = &Private.OfferBuffer[Private.SelectIndex - 1].Dhcp6;
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER] = &Option;
+ // Setup the DHCPv6 offer packet
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpCode = DHCP6_OPT_SERVER_ID;
+
+ EFI_IPv6_ADDRESS addresses[2] = {
+ // 2001:db8:85a3::8a2e:370:7334
+ { 0x20, 0x01, 0x0d, 0xb8, 0x85, 0xa3, 0x00, 0x00, 0x00, 0x00, 0x8a, 0x2e, 0x03, 0x70, 0x73, 0x34 },
+ // fe80::d478:91c3:ecd7:4ff9
+ { 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd4, 0x78, 0x91, 0xc3, 0xec, 0xd7, 0x4f, 0xf9 }
+ };
+
+ CopyMem (Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->Data, &addresses, sizeof (addresses));
+
+ Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpLen = NTOHS (sizeof (addresses));
+
+ Private.DnsServer = NULL;
+
+ ASSERT_EQ (PxeBcCacheDnsServerAddresses (&(PxeBcCacheDnsServerAddressesTest::Private), Cache6), EFI_SUCCESS);
+
+ ASSERT_NE (Private.DnsServer, nullptr);
+
+ //
+ // This is expected to fail until DnsServer supports multiple DNS servers
+ //
+ // This is tracked in https://bugzilla.tianocore.org/show_bug.cgi?id=1886
+ //
+ // Disabling:
+ // ASSERT_EQ (CompareMem(Private.DnsServer, &addresses, sizeof(addresses)), 0);
+
+ if (Private.DnsServer) {
+ FreePool (Private.DnsServer);
+ }
+}
diff --git a/NetworkPkg/UefiPxeBcDxe/GoogleTest/PxeBcDhcp6GoogleTest.h b/NetworkPkg/UefiPxeBcDxe/GoogleTest/PxeBcDhcp6GoogleTest.h
new file mode 100644
index 0000000000..b17c314791
--- /dev/null
+++ b/NetworkPkg/UefiPxeBcDxe/GoogleTest/PxeBcDhcp6GoogleTest.h
@@ -0,0 +1,50 @@
+/** @file
+ This file exposes the internal interfaces which may be unit tested
+ for the PxeBcDhcp6Dxe driver.
+
+ Copyright (c) Microsoft Corporation.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#ifndef PXE_BC_DHCP6_GOOGLE_TEST_H_
+#define PXE_BC_DHCP6_GOOGLE_TEST_H_
+
+//
+// Minimal includes needed to compile
+//
+#include <Uefi.h>
+#include "../PxeBcImpl.h"
+
+/**
+ Handle the DHCPv6 offer packet.
+
+ @param[in] Private The pointer to PXEBC_PRIVATE_DATA.
+
+ @retval EFI_SUCCESS Handled the DHCPv6 offer packet successfully.
+ @retval EFI_NO_RESPONSE No response to the following request packet.
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.
+ @retval EFI_BUFFER_TOO_SMALL Can't cache the offer pacet.
+
+**/
+EFI_STATUS
+PxeBcHandleDhcp6Offer (
+ IN PXEBC_PRIVATE_DATA *Private
+ );
+
+/**
+ Cache the DHCPv6 Server address
+
+ @param[in] Private The pointer to PXEBC_PRIVATE_DATA.
+ @param[in] Cache6 The pointer to PXEBC_DHCP6_PACKET_CACHE.
+
+ @retval EFI_SUCCESS Cache the DHCPv6 Server address successfully.
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.
+ @retval EFI_DEVICE_ERROR Failed to cache the DHCPv6 Server address.
+**/
+EFI_STATUS
+PxeBcCacheDnsServerAddresses (
+ IN PXEBC_PRIVATE_DATA *Private,
+ IN PXEBC_DHCP6_PACKET_CACHE *Cache6
+ );
+
+#endif // PXE_BC_DHCP6_GOOGLE_TEST_H_
diff --git a/NetworkPkg/UefiPxeBcDxe/GoogleTest/UefiPxeBcDxeGoogleTest.cpp b/NetworkPkg/UefiPxeBcDxe/GoogleTest/UefiPxeBcDxeGoogleTest.cpp
new file mode 100644
index 0000000000..cc4fdf525b
--- /dev/null
+++ b/NetworkPkg/UefiPxeBcDxe/GoogleTest/UefiPxeBcDxeGoogleTest.cpp
@@ -0,0 +1,19 @@
+/** @file
+ Acts as the main entry point for the tests for the UefiPxeBcDxe module.
+ Copyright (c) Microsoft Corporation
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+#include <gtest/gtest.h>
+
+////////////////////////////////////////////////////////////////////////////////
+// Run the tests
+////////////////////////////////////////////////////////////////////////////////
+int
+main (
+ int argc,
+ char *argv[]
+ )
+{
+ testing::InitGoogleTest (&argc, argv);
+ return RUN_ALL_TESTS ();
+}
diff --git a/NetworkPkg/UefiPxeBcDxe/GoogleTest/UefiPxeBcDxeGoogleTest.inf b/NetworkPkg/UefiPxeBcDxe/GoogleTest/UefiPxeBcDxeGoogleTest.inf
new file mode 100644
index 0000000000..301dcdf611
--- /dev/null
+++ b/NetworkPkg/UefiPxeBcDxe/GoogleTest/UefiPxeBcDxeGoogleTest.inf
@@ -0,0 +1,48 @@
+## @file
+# Unit test suite for the UefiPxeBcDxe using Google Test
+#
+# Copyright (c) Microsoft Corporation.<BR>
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+##
+[Defines]
+INF_VERSION = 0x00010005
+BASE_NAME = UefiPxeBcDxeGoogleTest
+FILE_GUID = 77D45C64-EC1E-4174-887B-886E89FD1EDF
+MODULE_TYPE = HOST_APPLICATION
+VERSION_STRING = 1.0
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64
+#
+
+[Sources]
+ UefiPxeBcDxeGoogleTest.cpp
+ PxeBcDhcp6GoogleTest.cpp
+ PxeBcDhcp6GoogleTest.h
+ ../PxeBcDhcp6.c
+ ../PxeBcSupport.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ UnitTestFrameworkPkg/UnitTestFrameworkPkg.dec
+ NetworkPkg/NetworkPkg.dec
+
+[LibraryClasses]
+ GoogleTestLib
+ DebugLib
+ NetLib
+ PcdLib
+
+[Protocols]
+ gEfiDhcp6ServiceBindingProtocolGuid
+ gEfiDns6ServiceBindingProtocolGuid
+ gEfiDns6ProtocolGuid
+
+[Pcd]
+ gEfiNetworkPkgTokenSpaceGuid.PcdDhcp6UidType
+
+[Guids]
+ gZeroGuid
--
2.39.3

24
SPECS/edk2.spec
View File

@ -18,7 +18,7 @@ ExclusiveArch: x86_64 aarch64
Name: edk2
Version: %{GITDATE}
Release: 4%{?dist}
Release: 4%{?dist}.2.alma
Summary: UEFI firmware for 64-bit virtual machines
License: BSD-2-Clause-Patent and OpenSSL and MIT
URL: http://www.tianocore.org
@ -111,6 +111,16 @@ Patch44: edk2-OvmfPkg-AmdSevDxe-Shim-Reboot-workaround-RHEL-only.patch
Patch45: edk2-OvmfPkg-ResetVector-Fix-assembler-bit-test-flag-chec.patch
# Patches were taken from:
# https://git.almalinux.org/rpms/edk2/commit/8fbeb84967d7649fe4ad8f7db82983c2194a4750
Patch46: edk2-NetworkPkg-Add-Unit-tests-to-CI-and-create-Host-Test.patch
# https://gitlab.com/redhat/centos-stream/rpms/edk2/-/commit/9ab668cc6b0651bd6e84c96305139fb5031597fb
Patch47: edk2-NetworkPkg-Dhcp6Dxe-SECURITY-PATCH-CVE-2023-45230-Pa.patch
Patch48: edk2-NetworkPkg-Dhcp6Dxe-SECURITY-PATCH-CVE-2023-45230-Un.patch
# https://gitlab.com/redhat/centos-stream/rpms/edk2/-/commit/9ab668cc6b0651bd6e84c96305139fb5031597fb
Patch49: edk2-NetworkPkg-UefiPxeBcDxe-SECURITY-PATCH-CVE-2023-4523.patch
Patch50: edk2-NetworkPkg-UefiPxeBcDxe-SECURITY-PATCH-CVE-2023-4523p2.patch
# python3-devel and libuuid-devel are required for building tools.
# python3-devel is also needed for varstore template generation and
# verification with "ovmf-vars-generator".
@ -428,6 +438,18 @@ install -m 0644 \
%changelog
* Tue Mar 05 2024 Eduard Abdullin <eabdullin@almalinux.org> - 20230524-4.2.alma
- NetworkPkg: : Add Unit tests to CI and create Host Test
DSC
- NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230
Patch
- NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230
Unit Tests
- NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234
Patch
- NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234
Unit Tests
* Mon Oct 09 2023 Miroslav Rezanina <mrezanin@redhat.com> - 20230524-4
- edk2-OvmfPkg-ResetVector-Fix-assembler-bit-test-flag-chec.patch [RHEL-9943]
- Resolves: RHEL-9943