mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
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37 lines
1.6 KiB
Diff
37 lines
1.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Dmitry Muhomor <muhomor.dmitry@gmail.com>
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Date: Thu, 15 Sep 2022 13:58:34 +0300
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Subject: [PATCH] ignore pid when spoofing permission checks
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Permissions are enforced per-uid, checking pid may break spoofing for multi-process apps.
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---
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core/java/android/app/ContextImpl.java | 8 +++-----
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1 file changed, 3 insertions(+), 5 deletions(-)
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diff --git a/core/java/android/app/ContextImpl.java b/core/java/android/app/ContextImpl.java
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index 2e66b88ff674..c68d4135ada1 100644
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--- a/core/java/android/app/ContextImpl.java
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+++ b/core/java/android/app/ContextImpl.java
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@@ -2259,18 +2259,16 @@ class ContextImpl extends Context {
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if (permission == null) {
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throw new IllegalArgumentException("permission is null");
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}
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-
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- final boolean selfCheck = pid == android.os.Process.myPid() && uid == android.os.Process.myUid();
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-
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if (mParams.isRenouncedPermission(permission)
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- && selfCheck) {
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+ && pid == android.os.Process.myPid() && uid == android.os.Process.myUid()) {
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Log.v(TAG, "Treating renounced permission " + permission + " as denied");
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return PERMISSION_DENIED;
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}
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+
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int res = PermissionManager.checkPermission(permission, pid, uid, getDeviceId());
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if (res != PERMISSION_GRANTED) {
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- if (selfCheck) {
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+ if (uid == android.os.Process.myUid()) {
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if (AppPermissionUtils.shouldSpoofSelfCheck(permission)) {
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return PERMISSION_GRANTED;
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}
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