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https://github.com/Divested-Mobile/DivestOS-Build.git
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70 lines
2.9 KiB
Diff
70 lines
2.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jing Ji <jji@google.com>
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Date: Thu, 19 Oct 2023 14:22:58 -0700
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Subject: [PATCH] DO NOT MERGE: Fix ActivityManager#killBackgroundProcesses
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permissions
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In the pevious CL, we incorrectly added the permission check in the
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killBackgroundProcessesExcept. Now fix this issue.
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Bug: 239423414
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Bug: 223376078
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Test: atest CtsAppTestCases:ActivityManagerTest
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(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:140fce861944419a375c669010c6c47cd7ff5b37)
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Merged-In: I9471a77188ee63ec32cd0c81569193e4ccad885b
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Change-Id: I9471a77188ee63ec32cd0c81569193e4ccad885b
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---
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.../server/am/ActivityManagerService.java | 32 +++++++++----------
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1 file changed, 16 insertions(+), 16 deletions(-)
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diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
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index 406e08009cb7..2e6e7fa15d0f 100644
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--- a/services/core/java/com/android/server/am/ActivityManagerService.java
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+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
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@@ -5868,6 +5868,22 @@ public final class ActivityManagerService extends ActivityManagerNative
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throw new SecurityException(msg);
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}
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+ final int callingUid = Binder.getCallingUid();
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+ final int callingPid = Binder.getCallingPid();
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+
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+ ProcessRecord proc;
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+ synchronized (mPidsSelfLocked) {
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+ proc = mPidsSelfLocked.get(callingPid);
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+ }
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+ if (callingUid >= Process.FIRST_APPLICATION_UID
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+ && (proc == null || !proc.info.isSystemApp())) {
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+ final String msg = "Permission Denial: killAllBackgroundProcesses() from pid="
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+ + callingPid + ", uid=" + callingUid + " is not allowed";
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+ Slog.w(TAG, msg);
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+ // Silently return to avoid existing apps from crashing.
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+ return;
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+ }
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+
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final long callingId = Binder.clearCallingIdentity();
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try {
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synchronized (this) {
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@@ -5925,22 +5941,6 @@ public final class ActivityManagerService extends ActivityManagerNative
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throw new SecurityException(msg);
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}
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- final int callingUid = Binder.getCallingUid();
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- final int callingPid = Binder.getCallingPid();
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-
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- ProcessRecord proc;
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- synchronized (mPidsSelfLocked) {
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- proc = mPidsSelfLocked.get(callingPid);
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- }
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- if (callingUid >= Process.FIRST_APPLICATION_UID
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- && (proc == null || !proc.info.isSystemApp())) {
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- final String msg = "Permission Denial: killAllBackgroundProcesses() from pid="
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- + callingPid + ", uid=" + callingUid + " is not allowed";
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- Slog.w(TAG, msg);
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- // Silently return to avoid existing apps from crashing.
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- return;
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- }
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-
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final long callingId = Binder.clearCallingIdentity();
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try {
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synchronized (this) {
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