diff options
Diffstat (limited to 'SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c')
-rw-r--r-- | SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c b/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c index 79d2261251..2a54296134 100644 --- a/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c +++ b/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c @@ -297,7 +297,21 @@ 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.
@@ -1346,7 +1360,21 @@ DxeImageVerificationHandler ( goto Done;
}
- 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;
+ }
+
if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
//
// Use PE32 offset.
|