edk2-stable202011

Release Date 2020-11-27

New Features

• ShellPkg: add HttpDynamicCommand
• OvmfPkg, ArmVirtPkg: enable HttpDynamicCommand
• CryptoPkg/BaseCryptLib: fix NULL dereference (CVE-2019-14584)
• Security fix: possible heap corruption with LzmaUefiDecompressGetInfo
• Security fix: unlimited FV recursion, round 2 (DXE Core)
• Remove DEPRECATED code wrapped by new macro DISABLE_NEW_DEPRECATED_INTERFACES
• MdePkg: Add definitions for HTTP Chunked Transfer
• Add SMBIOS 3.4.0 DDR5 Support
• UefiCpuPkg: MpServices2Ppi and MpServicesPpi compatibility support.
• Add RngLib instead of TimerLib for OpensslLib
• SecurityPkg/DxeImageVerificationLib: Disable SHA1 base on MACRO
• Remove the deprecated MD5 and SHA1 support of Hash2DxeCrypto
• Adopt VariablePolicy, Deprecate VarLock and VarCheckPolicy.
• BaseCryptLib: Add Host and Shell based unit tests
• Implementation of UEFI EFI_REST_JSON_STRUCTURE_PROTOCOL
• Implementation of UEFI Redfish Host Interface Dxe
• Add SATA port error recovery when operating in AHCI mode
• Restart failed ATA packets when operating in AHCI mode
• Extend usage of LastAttemptStatus in FmpDxe
• Add firmware support for Kvmtool
• EmulatorPkg: Add CI build for SECURE_BOOT_ENABLE
• BaseTools: Add EDKII_DSC_PLATFORM_GUID MACRO
• BaseTools: Enable Module Scope Structure Pcd
• BaseTools: Incremental build enhancement

Bugzilla List

Wiki

• VariablePolicy Protocol Enhanced Method for Managing Variables
• TianoCore: Who we are

Update Notes

1. DEPRECATED functions are removed. New secure version functions are required to be used.
2. RngLib library instance is required to be specified in [LibraryClasses] section of Platform.dsc file.
3. VariablePolicyLib and VariablePolicyHelperLib library instances are requried to be specified in [LibraryClasses] section of Platform.dsc file. The detail changes can refer to platform porting wiki.