X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=SecurityPkg%2FVariableAuthenticated%2FSecureBootConfigDxe%2FSecureBootConfigImpl.c;h=0a08479b4b01a07ae60c70d9de843c05e1e4bef1;hp=904a210338f386de8b287aededadfab36ed722b5;hb=de2447dd4ca93ca37ff067c325e478dc586235ca;hpb=3a2fc8780fa881c251e9d91e0ddbb30a7f41ad62

diff --git a/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c b/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c
index 904a210338..0a08479b4b 100644
--- a/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c
+++ b/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c
@@ -1016,7 +1016,21 @@ HashPeImage (
   // Measuring PE/COFF Image Header;
   // But CheckSum field and SECURITY data directory (certificate) are excluded
   //
-  Magic = mNtHeader.Pe32->OptionalHeader.Magic;
+  if (mNtHeader.Pe32->FileHeader.Machine == IMAGE_FILE_MACHINE_IA64 && mNtHeader.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
+    //
+    // NOTE: Some versions of Linux ELILO for Itanium have an incorrect magic value 
+    //       in the PE/COFF Header. If the MachineType is Itanium(IA64) and the 
+    //       Magic value in the OptionalHeader is EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC
+    //       then override the magic value to EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC
+    //
+    Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
+  } else {
+    //
+    // Get the magic value from the PE/COFF Optional Header
+    //
+    Magic = mNtHeader.Pe32->OptionalHeader.Magic;
+  }
+  
   //
   // 3.  Calculate the distance from the base of the image header to the image checksum address.
   // 4.  Hash the image header from its base to beginning of the image checksum.