Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit d49e8f43 authored by Wale Ogunwale's avatar Wale Ogunwale Committed by Abhisek Devkota
Browse files

Prevent system uid component from running in an app process 

Bug: 21669445
Change-Id: I11d0bc5301d7e2a64972221f54f3cbd611f8e404
(cherry picked from commit 44368567)
parent dd5ddd90

services/core/java/com/android/server/am/ActivityManagerService.java

+8 −3
Original line number Diff line number Diff line
@@ -2819,9 +2819,14 @@ public final class ActivityManagerService extends ActivityManagerNative 
            // should never happen).

            SparseArray<ProcessRecord> procs = mProcessNames.getMap().get(processName);

            if (procs == null) return null;

            final int N = procs.size();

            for (int i = 0; i < N; i++) {

                if (UserHandle.isSameUser(procs.keyAt(i), uid)) return procs.valueAt(i);

            final int procCount = procs.size();

            for (int i = 0; i < procCount; i++) {

                final int procUid = procs.keyAt(i);

                if (UserHandle.isApp(procUid) || !UserHandle.isSameUser(procUid, uid)) {

                    // Don't use an app process or different user process for system component.

                    continue;

                }

                return procs.valueAt(i);

            }

        }

        ProcessRecord proc = mProcessNames.get(processName, uid);