diff --git a/automotive/vehicle/aidl/impl/default_config/include/DefaultConfig.h b/automotive/vehicle/aidl/impl/default_config/include/DefaultConfig.h
index 622846a..f023fd2 100644
--- a/automotive/vehicle/aidl/impl/default_config/include/DefaultConfig.h
+++ b/automotive/vehicle/aidl/impl/default_config/include/DefaultConfig.h
@@ -167,7 +167,15 @@
                          .maxSampleRate = 10.0f,
                  },
          .initialValue = {.floatValues = {0.0f}}},
-
+        {.config =
+                 {
+                         .prop = toInt(VehicleProperty::PERF_VEHICLE_SPEED_DISPLAY),
+                         .access = VehiclePropertyAccess::READ,
+                         .changeMode = VehiclePropertyChangeMode::CONTINUOUS,
+                         .minSampleRate = 1.0f,
+                         .maxSampleRate = 10.0f,
+                 },
+         .initialValue = {.floatValues = {0.0f}}},
         {.config =
                  {
                          .prop = toInt(VehicleProperty::VEHICLE_SPEED_DISPLAY_UNITS),
@@ -177,7 +185,7 @@
                                          toInt(VehicleUnit::MILES_PER_HOUR),
                                          toInt(VehicleUnit::KILOMETERS_PER_HOUR)},
                  },
-         .initialValue = {.int32Values = {toInt(VehicleUnit::KILOMETERS_PER_HOUR)}}},
+         .initialValue = {.int32Values = {toInt(VehicleUnit::MILES_PER_HOUR)}}},
 
         {.config =
                  {
@@ -1025,7 +1033,7 @@
                          .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
                          .configArray = {(int)VehicleUnit::LITER, (int)VehicleUnit::US_GALLON},
                  },
-         .initialValue = {.int32Values = {(int)VehicleUnit::LITER}}},
+         .initialValue = {.int32Values = {(int)VehicleUnit::US_GALLON}}},
 
         {.config =
                  {
diff --git a/camera/device/3.2/default/convert.cpp b/camera/device/3.2/default/convert.cpp
index 06ad7e9..2075607 100644
--- a/camera/device/3.2/default/convert.cpp
+++ b/camera/device/3.2/default/convert.cpp
@@ -16,6 +16,7 @@
 
 #define LOG_TAG "android.hardware.camera.device@3.2-convert-impl"
 #include <log/log.h>
+#include <system/camera_metadata.h>
 
 #include "include/convert.h"
 
@@ -43,6 +44,13 @@
         ALOGE("%s: input CameraMetadata is corrupt!", __FUNCTION__);
         return false;
     }
+
+    if (validate_camera_metadata_structure((camera_metadata_t*)data, /*expected_size=*/NULL) !=
+        OK) {
+        ALOGE("%s: Failed to validate the metadata structure", __FUNCTION__);
+        return false;
+    }
+
     *dst = (camera_metadata_t*) data;
     return true;
 }