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-rw-r--r--SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c b/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c
index 7df68851c8..51da86b6fd 100644
--- a/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c
+++ b/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigImpl.c
@@ -1707,6 +1707,8 @@ UpdateDeletePage (
//
// The signature type is not supported in current implementation.
//
+ ItemDataSize -= CertList->SignatureListSize;
+ CertList = (EFI_SIGNATURE_LIST *) ((UINT8 *) CertList + CertList->SignatureListSize);
continue;
}