diff --git a/MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c b/MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c
index 015b766330..5a8814041c 100644
--- a/MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c
+++ b/MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c
@@ -296,8 +296,9 @@ DxeMain (
   //
   // Report DXE Core image information to the PE/COFF Extra Action Library
   //
+  ZeroMem (&ImageContext, sizeof (ImageContext));
   ImageContext.ImageAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)gDxeCoreLoadedImage->ImageBase;
-  ImageContext.PdbPointer = PeCoffLoaderGetPdbPointer ((VOID*) (UINTN) ImageContext.ImageAddress);
+  ImageContext.PdbPointer   = PeCoffLoaderGetPdbPointer ((VOID*) (UINTN) ImageContext.ImageAddress);
   PeCoffLoaderRelocateImageExtraAction (&ImageContext);
 
   //