Send targeted broadcasts to prevent other apps from receiving them.

When sending broadcasts ACTION_SNOOZE_WARNING in NPMS, which may
contain sensitive information, explicitly set the package name
that should receive it to prevent other apps from receiving them.

Bug: 177931370
Test: manual
Change-Id: I11d736771d859d2af27d5c84a502ab038974e2e2
Merged-In: I11d736771d859d2af27d5c84a502ab038974e2e2
(cherry picked from commit 1494979a6a)
This commit is contained in:
Sudheer Shanka
2021-05-11 17:01:11 -07:00
parent dd894ae859
commit e329730572

View File

@@ -1362,7 +1362,8 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
builder.setSmallIcon(R.drawable.stat_notify_error);
final Intent snoozeIntent = buildSnoozeWarningIntent(policy.template);
final Intent snoozeIntent = buildSnoozeWarningIntent(policy.template,
mContext.getPackageName());
builder.setDeleteIntent(PendingIntent.getBroadcast(
mContext, 0, snoozeIntent, PendingIntent.FLAG_UPDATE_CURRENT));
@@ -1448,7 +1449,8 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
builder.setSmallIcon(R.drawable.stat_notify_error);
final Intent snoozeIntent = buildSnoozeRapidIntent(policy.template);
final Intent snoozeIntent = buildSnoozeRapidIntent(policy.template,
mContext.getPackageName());
builder.setDeleteIntent(PendingIntent.getBroadcast(
mContext, 0, snoozeIntent, PendingIntent.FLAG_UPDATE_CURRENT));
@@ -5043,17 +5045,19 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
return new Intent(ACTION_ALLOW_BACKGROUND);
}
private static Intent buildSnoozeWarningIntent(NetworkTemplate template) {
private static Intent buildSnoozeWarningIntent(NetworkTemplate template, String targetPackage) {
final Intent intent = new Intent(ACTION_SNOOZE_WARNING);
intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);
intent.putExtra(EXTRA_NETWORK_TEMPLATE, template);
intent.setPackage(targetPackage);
return intent;
}
private static Intent buildSnoozeRapidIntent(NetworkTemplate template) {
private static Intent buildSnoozeRapidIntent(NetworkTemplate template, String targetPackage) {
final Intent intent = new Intent(ACTION_SNOOZE_RAPID);
intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);
intent.putExtra(EXTRA_NETWORK_TEMPLATE, template);
intent.setPackage(targetPackage);
return intent;
}