DivestOS/Patches/LineageOS-18.1/android_frameworks_base/408446.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: lpeter <lpeter@google.com>
Date: Tue, 6 Aug 2024 09:22:12 +0000
Subject: [PATCH] Disallow device admin package and protected packages to be
 reinstalled as instant.

We should prevent the following types of apps from being reinstalled with
--install-existing as an instant.
(1)device admin package
(2)protected packages

Flag: EXEMPT bugfix

Bug: 341256043
Test: Manual test
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:77c5ebbd2a83e060577dd584aed7802452339ca5)
Merged-In: I4e913a12477fd4a64990033eaae533e30863e2a2
Change-Id: I4e913a12477fd4a64990033eaae533e30863e2a2
---
 .../java/com/android/server/pm/PackageManagerService.java   | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 819a1437a4f1..c0dd1f1e02f5 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -13390,6 +13390,9 @@ public class PackageManagerService extends IPackageManager.Stub
                     (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0;
             final boolean fullApp =
                     (installFlags & PackageManager.INSTALL_FULL_APP) != 0;
+            final boolean isPackageDeviceAdmin = isPackageDeviceAdmin(packageName, userId);
+            final boolean isProtectedPackage = mProtectedPackages != null
+                    && mProtectedPackages.isPackageStateProtected(userId, packageName);
 
             // writer
             synchronized (mLock) {
@@ -13397,7 +13400,8 @@ public class PackageManagerService extends IPackageManager.Stub
                 if (pkgSetting == null) {
                     return PackageManager.INSTALL_FAILED_INVALID_URI;
                 }
-                if (instantApp && (pkgSetting.isSystem() || isUpdatedSystemApp(pkgSetting))) {
+                if (instantApp && (pkgSetting.isSystem() || isUpdatedSystemApp(pkgSetting)
+                        || isPackageDeviceAdmin || isProtectedPackage)) {
                     return PackageManager.INSTALL_FAILED_INVALID_URI;
                 }
                 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) {