[edk2] [PATCH v2 0/6] Implement heap guard feature

Jian J Wang posted 6 patches 6 years, 5 months ago
Failed in applying to current master (apply log)
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MdeModulePkg/Core/Dxe/DxeMain.inf               |    4 +
MdeModulePkg/Core/Dxe/Mem/HeapGuard.c           | 1184 +++++++++++++++++++
MdeModulePkg/Core/Dxe/Mem/HeapGuard.h           |  380 ++++++
MdeModulePkg/Core/Dxe/Mem/Imem.h                |   38 +-
MdeModulePkg/Core/Dxe/Mem/Page.c                |  129 +-
MdeModulePkg/Core/Dxe/Mem/Pool.c                |  154 ++-
MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf         |    1 +
MdeModulePkg/Core/DxeIplPeim/Ia32/DxeLoadFunc.c |   29 +-
MdeModulePkg/Core/PiSmmCore/Misc/HeapGuard.c    | 1446 +++++++++++++++++++++++
MdeModulePkg/Core/PiSmmCore/Misc/HeapGuard.h    |  400 +++++++
MdeModulePkg/Core/PiSmmCore/Misc/PageTable.c    |  704 +++++++++++
MdeModulePkg/Core/PiSmmCore/Misc/PageTable.h    |  174 +++
MdeModulePkg/Core/PiSmmCore/Page.c              |   51 +-
MdeModulePkg/Core/PiSmmCore/PiSmmCore.c         |   12 +-
MdeModulePkg/Core/PiSmmCore/PiSmmCore.h         |   80 +-
MdeModulePkg/Core/PiSmmCore/PiSmmCore.inf       |    8 +
MdeModulePkg/Core/PiSmmCore/Pool.c              |   75 +-
MdeModulePkg/MdeModulePkg.dec                   |   57 +
MdeModulePkg/MdeModulePkg.uni                   |   58 +
UefiCpuPkg/CpuDxe/CpuPageTable.c                |    5 +-
UefiCpuPkg/PiSmmCpuDxeSmm/Ia32/PageTbl.c        |    7 +
UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.inf    |    1 +
UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c         |    3 +-
23 files changed, 4904 insertions(+), 96 deletions(-)
create mode 100644 MdeModulePkg/Core/Dxe/Mem/HeapGuard.c
create mode 100644 MdeModulePkg/Core/Dxe/Mem/HeapGuard.h
create mode 100644 MdeModulePkg/Core/PiSmmCore/Misc/HeapGuard.c
create mode 100644 MdeModulePkg/Core/PiSmmCore/Misc/HeapGuard.h
create mode 100644 MdeModulePkg/Core/PiSmmCore/Misc/PageTable.c
create mode 100644 MdeModulePkg/Core/PiSmmCore/Misc/PageTable.h
[edk2] [PATCH v2 0/6] Implement heap guard feature
Posted by Jian J Wang 6 years, 5 months ago
> Patch V2 changes:
> a. Remove local variable initializer with memory copy from globals
> b. Change map table dump code to use DEBUG_PAGE|DEBUG_POOL level
>    message 
> c. Fix malfunction in 32-bit boot mode
> d. Add comment for the use of mOnGuarding
> e. Change name of function InitializePageTableLib to 
>    InitializePageTableGlobals
> f. Add code in 32-bit code to bypass setting page table to read-only
> g. Coding style clean-up
>

This feature makes use of paging mechanism to add a hidden (not present)
page just before and after the allocated memory block. If the code tries
to access memory outside of the allocated part, page fault exception will
be triggered.

This feature is disabled by default and is not recommended to enable it
in production build of BIOS.

Cc: Star Zeng <star.zeng@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Cc: Ayellet Wolman <ayellet.wolman@intel.com>
Suggested-by: Ayellet Wolman <ayellet.wolman@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jian J Wang <jian.j.wang@intel.com>

Jian J Wang (6):
  MdeModulePkg/DxeCore: Implement heap guard feature for UEFI
  MdeModulePkg/PiSmmCore: Implement heap guard feature for SMM mode
  MdeModulePkg/MdeModulePkg.dec,.uni: Add heap guard related PCDs and
    string tokens
  UefiCpuPkg/CpuDxe: Reduce debug message
  UefiCpuPkg/PiSmmCpuDxeSmm: Disable page table protection
  MdeModulePkg/DxeIpl: Enable paging for heap guard

 MdeModulePkg/Core/Dxe/DxeMain.inf               |    4 +
 MdeModulePkg/Core/Dxe/Mem/HeapGuard.c           | 1184 +++++++++++++++++++
 MdeModulePkg/Core/Dxe/Mem/HeapGuard.h           |  380 ++++++
 MdeModulePkg/Core/Dxe/Mem/Imem.h                |   38 +-
 MdeModulePkg/Core/Dxe/Mem/Page.c                |  129 +-
 MdeModulePkg/Core/Dxe/Mem/Pool.c                |  154 ++-
 MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf         |    1 +
 MdeModulePkg/Core/DxeIplPeim/Ia32/DxeLoadFunc.c |   29 +-
 MdeModulePkg/Core/PiSmmCore/Misc/HeapGuard.c    | 1446 +++++++++++++++++++++++
 MdeModulePkg/Core/PiSmmCore/Misc/HeapGuard.h    |  400 +++++++
 MdeModulePkg/Core/PiSmmCore/Misc/PageTable.c    |  704 +++++++++++
 MdeModulePkg/Core/PiSmmCore/Misc/PageTable.h    |  174 +++
 MdeModulePkg/Core/PiSmmCore/Page.c              |   51 +-
 MdeModulePkg/Core/PiSmmCore/PiSmmCore.c         |   12 +-
 MdeModulePkg/Core/PiSmmCore/PiSmmCore.h         |   80 +-
 MdeModulePkg/Core/PiSmmCore/PiSmmCore.inf       |    8 +
 MdeModulePkg/Core/PiSmmCore/Pool.c              |   75 +-
 MdeModulePkg/MdeModulePkg.dec                   |   57 +
 MdeModulePkg/MdeModulePkg.uni                   |   58 +
 UefiCpuPkg/CpuDxe/CpuPageTable.c                |    5 +-
 UefiCpuPkg/PiSmmCpuDxeSmm/Ia32/PageTbl.c        |    7 +
 UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.inf    |    1 +
 UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c         |    3 +-
 23 files changed, 4904 insertions(+), 96 deletions(-)
 create mode 100644 MdeModulePkg/Core/Dxe/Mem/HeapGuard.c
 create mode 100644 MdeModulePkg/Core/Dxe/Mem/HeapGuard.h
 create mode 100644 MdeModulePkg/Core/PiSmmCore/Misc/HeapGuard.c
 create mode 100644 MdeModulePkg/Core/PiSmmCore/Misc/HeapGuard.h
 create mode 100644 MdeModulePkg/Core/PiSmmCore/Misc/PageTable.c
 create mode 100644 MdeModulePkg/Core/PiSmmCore/Misc/PageTable.h

-- 
2.14.1.windows.1

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