diff --git a/services/core/java/com/android/server/pm/ComputerEngine.java b/services/core/java/com/android/server/pm/ComputerEngine.java
index 7e16925195f57..63c25ea520f72 100644
--- a/services/core/java/com/android/server/pm/ComputerEngine.java
+++ b/services/core/java/com/android/server/pm/ComputerEngine.java
@@ -5008,6 +5008,8 @@ public class ComputerEngine implements Computer {
         final int callingUid = Binder.getCallingUid();
         final int userId = processName != null ? UserHandle.getUserId(uid)
                 : UserHandle.getCallingUserId();
+        enforceCrossUserPermission(callingUid, userId, false /* requireFullPermission */,
+                false /* checkShell */, "queryContentProviders");
         if (!mUserManager.exists(userId)) return ParceledListSlice.emptyList();
         flags = updateFlagsForComponent(flags, userId);
         ArrayList<ProviderInfo> finalList = null;