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Commit 539a08a4 authored by Haoran Zhang's avatar Haoran Zhang Committed by Mohammed Althaf T
Browse files

Implement onNullBinding() in autofill service connection 

With this fix, an autofill service which returns null in onBind() will no longer stay bound by system_server and will no longer be able to launch activities from the background.

Flag: EXEMPT security bugfix
Test: sts-tradefed run sts-dynamic-develop -m StsHostTestCases -t android.security.sts.Bug_401545800
Bug:b/401545800
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:d883efa912c0a39c46437074576cffb7078ac455)
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:727898d7b32218f45414d68e84a973734f92a56c)
Merged-In: Ieb3e63fe2ac1f440be3d164730ef3110209ec1a6
Change-Id: Ieb3e63fe2ac1f440be3d164730ef3110209ec1a6
parent becf686c

services/autofill/java/com/android/server/autofill/RemoteFillService.java

+8 −0
Original line number Diff line number Diff line
@@ -121,6 +121,14 @@ final class RemoteFillService extends ServiceConnector.Impl<IAutoFillService> { 
        }

    }



    @Override // from ServiceConnection

    public void onNullBinding(@NonNull ComponentName name) {

        if (sVerbose) {

            Slog.v(TAG, "onNullBinding");

        }

        unbind();

    }



    private void dispatchCancellationSignal(@Nullable ICancellationSignal signal) {

        if (signal == null) {

            return;