Implement visitUris for RemoteViews ViewGroupActionAdd.
This is to prevent a vulnerability where notifications can show
resources belonging to other users, since the URI in the nested views
was not being checked.
Bug: 277740082
Test: atest RemoteViewsTest NotificationVisitUrisTest
Change-Id: I5c71f0bad0a6f6361eb5ceffe8d1e47e936d78f8
Merged-In: I5c71f0bad0a6f6361eb5ceffe8d1e47e936d78f8
diff --git a/core/java/android/widget/RemoteViews.java b/core/java/android/widget/RemoteViews.java
index acfda77..de21e2f 100644
--- a/core/java/android/widget/RemoteViews.java
+++ b/core/java/android/widget/RemoteViews.java
@@ -1672,6 +1672,11 @@
public int getActionTag() {
return VIEW_GROUP_ACTION_ADD_TAG;
}
+
+ @Override
+ public final void visitUris(@NonNull Consumer<Uri> visitor) {
+ mNestedViews.visitUris(visitor);
+ }
}
/**
diff --git a/core/tests/coretests/src/android/widget/RemoteViewsTest.java b/core/tests/coretests/src/android/widget/RemoteViewsTest.java
index 46f2c09..83ff725 100644
--- a/core/tests/coretests/src/android/widget/RemoteViewsTest.java
+++ b/core/tests/coretests/src/android/widget/RemoteViewsTest.java
@@ -529,6 +529,30 @@
}
@Test
+ public void visitUris_nestedViews() {
+ final RemoteViews outer = new RemoteViews(mPackage, R.layout.remote_views_test);
+
+ final RemoteViews inner = new RemoteViews(mPackage, 33);
+ final Uri imageUriI = Uri.parse("content://inner/image");
+ final Icon icon1 = Icon.createWithContentUri("content://inner/icon1");
+ final Icon icon2 = Icon.createWithContentUri("content://inner/icon2");
+ final Icon icon3 = Icon.createWithContentUri("content://inner/icon3");
+ final Icon icon4 = Icon.createWithContentUri("content://inner/icon4");
+ inner.setImageViewUri(R.id.image, imageUriI);
+ inner.setTextViewCompoundDrawables(R.id.text, icon1, icon2, icon3, icon4);
+
+ outer.addView(R.id.layout, inner);
+
+ Consumer<Uri> visitor = (Consumer<Uri>) spy(Consumer.class);
+ outer.visitUris(visitor);
+ verify(visitor, times(1)).accept(eq(imageUriI));
+ verify(visitor, times(1)).accept(eq(icon1.getUri()));
+ verify(visitor, times(1)).accept(eq(icon2.getUri()));
+ verify(visitor, times(1)).accept(eq(icon3.getUri()));
+ verify(visitor, times(1)).accept(eq(icon4.getUri()));
+ }
+
+ @Test
public void visitUris_separateOrientation() {
final RemoteViews landscape = new RemoteViews(mPackage, R.layout.remote_views_test);
final Uri imageUriL = Uri.parse("content://landscape/image");