diff --git a/api/system-current.txt b/api/system-current.txt
index ef3361b..6dbd642 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -100,6 +100,7 @@
     field public static final java.lang.String GET_APP_OPS_STATS = "android.permission.GET_APP_OPS_STATS";
     field public static final java.lang.String GET_PACKAGE_IMPORTANCE = "android.permission.GET_PACKAGE_IMPORTANCE";
     field public static final java.lang.String GET_PACKAGE_SIZE = "android.permission.GET_PACKAGE_SIZE";
+    field public static final java.lang.String GET_PROCESS_STATE_AND_OOM_SCORE = "android.permission.GET_PROCESS_STATE_AND_OOM_SCORE";
     field public static final deprecated java.lang.String GET_TASKS = "android.permission.GET_TASKS";
     field public static final java.lang.String GET_TOP_ACTIVITY_INFO = "android.permission.GET_TOP_ACTIVITY_INFO";
     field public static final java.lang.String GLOBAL_SEARCH = "android.permission.GLOBAL_SEARCH";
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 568b601..2940f6c 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -1460,6 +1460,12 @@
         android:description="@string/permdesc_killBackgroundProcesses"
         android:protectionLevel="normal" />
 
+    <!-- @SystemApi @hide Allows an application to query process states and current
+         OOM adjustment scores.
+         <p>Not for use by third-party applications. -->
+    <permission android:name="android.permission.GET_PROCESS_STATE_AND_OOM_SCORE"
+        android:protectionLevel="signature|privileged|development" />
+
     <!-- @SystemApi @hide Allows an application to retrieve a package's importance.
          This permission is not available to third party applications. -->
     <permission android:name="android.permission.GET_PACKAGE_IMPORTANCE"
diff --git a/data/etc/platform.xml b/data/etc/platform.xml
index ab37519..51019cc 100644
--- a/data/etc/platform.xml
+++ b/data/etc/platform.xml
@@ -126,6 +126,7 @@
     <assign-permission name="android.permission.WAKE_LOCK" uid="media" />
     <assign-permission name="android.permission.UPDATE_DEVICE_STATS" uid="media" />
     <assign-permission name="android.permission.UPDATE_APP_OPS_STATS" uid="media" />
+    <assign-permission name="android.permission.GET_PROCESS_STATE_AND_OOM_SCORE" uid="media" />
 
     <assign-permission name="android.permission.ACCESS_SURFACE_FLINGER" uid="graphics" />
 
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 3ef0723..ee0521e 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -7233,6 +7233,11 @@
      */
     public void getProcessStatesAndOomScoresForPIDs(
             /*in*/ int[] pids, /*out*/ int[] states, /*out*/ int[] scores) {
+        if (scores != null) {
+            enforceCallingPermission(android.Manifest.permission.GET_PROCESS_STATE_AND_OOM_SCORE,
+                    "getProcessStatesAndOomScoresForPIDs()");
+        }
+
         if (pids == null) {
             throw new NullPointerException("pids");
         } else if (states == null) {