Merge "Revert "Fix vulnerability in AttributionSource due to incorrect ..."" into tm-dev

This commit is contained in:
Diego Vela
2023-03-08 00:37:20 +00:00
committed by Android (Google) Code Review

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@@ -31,7 +31,6 @@ import android.os.Parcelable;
import android.os.Process; import android.os.Process;
import android.permission.PermissionManager; import android.permission.PermissionManager;
import android.util.ArraySet; import android.util.ArraySet;
import android.util.Log;
import com.android.internal.annotations.Immutable; import com.android.internal.annotations.Immutable;
@@ -88,8 +87,6 @@ import java.util.Set;
*/ */
@Immutable @Immutable
public final class AttributionSource implements Parcelable { public final class AttributionSource implements Parcelable {
private static final String TAG = "AttributionSource";
private static final String DESCRIPTOR = "android.content.AttributionSource"; private static final String DESCRIPTOR = "android.content.AttributionSource";
private static final Binder sDefaultToken = new Binder(DESCRIPTOR); private static final Binder sDefaultToken = new Binder(DESCRIPTOR);
@@ -157,20 +154,9 @@ public final class AttributionSource implements Parcelable {
AttributionSource(@NonNull Parcel in) { AttributionSource(@NonNull Parcel in) {
this(AttributionSourceState.CREATOR.createFromParcel(in)); this(AttributionSourceState.CREATOR.createFromParcel(in));
if (!Binder.isDirectlyHandlingTransaction()) { // Since we just unpacked this object as part of it transiting a Binder
Log.e(TAG, "Unable to verify calling UID #" + mAttributionSourceState.uid + " PID #" // call, this is the perfect time to enforce that its UID and PID can be trusted
+ mAttributionSourceState.pid + " when not handling Binder transaction; " enforceCallingUidAndPid();
+ "clearing.");
mAttributionSourceState.pid = -1;
mAttributionSourceState.uid = -1;
mAttributionSourceState.packageName = null;
mAttributionSourceState.attributionTag = null;
mAttributionSourceState.next = null;
} else {
// Since we just unpacked this object as part of it transiting a Binder
// call, this is the perfect time to enforce that its UID and PID can be trusted
enforceCallingUidAndPid();
}
} }
/** @hide */ /** @hide */