diff --git a/services/core/java/com/android/server/hdmi/HdmiCecMessageValidator.java b/services/core/java/com/android/server/hdmi/HdmiCecMessageValidator.java
index 53740fef38c03..fe50666a83587 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecMessageValidator.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecMessageValidator.java
@@ -142,7 +142,7 @@ public final class HdmiCecMessageValidator {
         addValidationInfo(Constants.MESSAGE_VENDOR_COMMAND,
                 maxLengthValidator, DEST_DIRECT | SRC_UNREGISTERED);
         addValidationInfo(Constants.MESSAGE_VENDOR_COMMAND_WITH_ID,
-                maxLengthValidator, DEST_ALL | SRC_UNREGISTERED);
+                new VariableLengthValidator(4, 14), DEST_ALL | SRC_UNREGISTERED);
         addValidationInfo(Constants.MESSAGE_VENDOR_REMOTE_BUTTON_DOWN,
                 maxLengthValidator, DEST_ALL | SRC_UNREGISTERED);