diff --git a/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c b/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
index b49b743972..d55f598dc0 100644
--- a/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
+++ b/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
@@ -1956,7 +1956,7 @@ VariableCommonInitialize (
   while (i < read_cmd.bufsize) {
     // assume native endian
     UINT32 keysz = ((UINT32 *)(buf + i))[0];
-    if (keysz == 0xffffffff)
+    if (keysz == 0 || keysz == 0xffffffff)
       break; // no more entries
     UINTN valsz = ((UINT32 *)(buf + i))[1];