mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
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90 lines
3.6 KiB
Diff
90 lines
3.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Fan Wu <cechkahn@google.com>
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Date: Mon, 22 Jul 2024 16:12:46 +0800
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Subject: [PATCH] Checks cross user permission before handling intent
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Bug: 326057017
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Test: atest
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Flag: EXEMPT bug fix
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(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:d3b3edd45167515579ab156533754e56ac813f35)
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(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:0f67d233c1cd653c113df5956f1ed29a42e1d32f)
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Merged-In: I3444e55b22b7487f96b0e3e9deb3f844c4c4723a
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Change-Id: I3444e55b22b7487f96b0e3e9deb3f844c4c4723a
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---
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.../settings/applications/AppInfoBase.java | 38 ++++++++++++++++++-
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1 file changed, 36 insertions(+), 2 deletions(-)
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diff --git a/src/com/android/settings/applications/AppInfoBase.java b/src/com/android/settings/applications/AppInfoBase.java
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index f8ed315bfd5..549ecbdd61e 100644
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--- a/src/com/android/settings/applications/AppInfoBase.java
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+++ b/src/com/android/settings/applications/AppInfoBase.java
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@@ -18,7 +18,9 @@ package com.android.settings.applications;
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import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
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+import android.Manifest;
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import android.app.Activity;
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+import android.app.ActivityManager;
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import android.app.AlertDialog;
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import android.app.Dialog;
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import android.app.DialogFragment;
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@@ -37,6 +39,7 @@ import android.os.IBinder;
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import android.os.ServiceManager;
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import android.os.UserHandle;
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import android.os.UserManager;
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+import android.support.annotation.VisibleForTesting;
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import android.text.TextUtils;
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import android.util.Log;
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@@ -134,8 +137,13 @@ public abstract class AppInfoBase extends SettingsPreferenceFragment
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}
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}
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if (intent != null && intent.hasExtra(Intent.EXTRA_USER_HANDLE)) {
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- mUserId = ((UserHandle) intent.getParcelableExtra(
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- Intent.EXTRA_USER_HANDLE)).getIdentifier();
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+ mUserId = ((UserHandle) intent.getParcelableExtra(Intent.EXTRA_USER_HANDLE))
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+ .getIdentifier();
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+ if (mUserId != UserHandle.myUserId() && !hasInteractAcrossUsersPerm()) {
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+ Log.w(TAG, "Intent not valid.");
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+ finish();
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+ return "";
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+ }
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} else {
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mUserId = UserHandle.myUserId();
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}
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@@ -158,6 +166,32 @@ public abstract class AppInfoBase extends SettingsPreferenceFragment
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return mPackageName;
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}
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+ @VisibleForTesting
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+ protected boolean hasInteractAcrossUsersPerm() {
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+ Activity activity = getActivity();
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+ if (activity == null) {
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+ return false;
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+ }
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+ String callingPackageName = null;
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+ try {
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+ callingPackageName = ActivityManager.getService()
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+ .getLaunchedFromPackage(activity.getActivityToken());
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+ } catch (Exception e) {
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+ return false;
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+ }
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+ if (TextUtils.isEmpty(callingPackageName)) {
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+ Log.w(TAG, "Not able to get calling package name for permission check");
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+ return false;
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+ }
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+ if (mPm.checkPermission(Manifest.permission.INTERACT_ACROSS_USERS_FULL, callingPackageName)
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+ != PackageManager.PERMISSION_GRANTED) {
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+ Log.w(TAG, "Package " + callingPackageName + " does not have required permission "
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+ + Manifest.permission.INTERACT_ACROSS_USERS_FULL);
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+ return false;
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+ }
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+ return true;
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+ }
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+
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protected void setIntentAndFinish(boolean finish, boolean appChanged) {
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if (localLOGV) Log.i(TAG, "appChanged=" + appChanged);
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Intent intent = new Intent();
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