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-rw-r--r--CryptoPkg/Library/BaseCryptLib/Pk/CryptAuthenticode.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/CryptoPkg/Library/BaseCryptLib/Pk/CryptAuthenticode.c b/CryptoPkg/Library/BaseCryptLib/Pk/CryptAuthenticode.c
index bb5f6d4b0d..7b8bca53e7 100644
--- a/CryptoPkg/Library/BaseCryptLib/Pk/CryptAuthenticode.c
+++ b/CryptoPkg/Library/BaseCryptLib/Pk/CryptAuthenticode.c
@@ -146,8 +146,8 @@ AuthenticodeVerify (
//
// Long Form of Length Encoding, only support two bytes.
//
- ContentSize = (UINTN) (*(SpcIndirectDataContent + 2));
- ContentSize = (ContentSize << 8) + (UINTN)(*(SpcIndirectDataContent + 3));
+ ContentSize = (UINTN) (*(UINT8 *)(SpcIndirectDataContent + 2));
+ ContentSize = (ContentSize << 8) + (UINTN)(*(UINT8 *)(SpcIndirectDataContent + 3));
//
// Skip the SEQUENCE Tag;
//