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25 lines
1.1 KiB
Diff
25 lines
1.1 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, 9 May 2024 23:02:17 +0300
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Subject: [PATCH] fix DNS leak in VPN lockdown mode when VPN is down
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---
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server/NetworkController.cpp | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/server/NetworkController.cpp b/server/NetworkController.cpp
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index ecb4ceed..0229ffb8 100644
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--- a/server/NetworkController.cpp
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+++ b/server/NetworkController.cpp
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@@ -191,8 +191,8 @@ int NetworkController::setDefaultNetwork(unsigned netId) {
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uint32_t NetworkController::getNetworkForDns(unsigned* netId, uid_t uid) const {
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android::RWLock::AutoRLock lock(mRWLock);
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Fwmark fwmark;
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- fwmark.protectedFromVpn = true;
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- fwmark.permission = PERMISSION_SYSTEM;
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+ fwmark.protectedFromVpn = canProtectLocked(uid);
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+ fwmark.permission = getPermissionForUserLocked(uid);
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if (checkUserNetworkAccessLocked(uid, *netId) == 0) {
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// If a non-zero NetId was explicitly specified, and the user has permission for that
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// network, use that network's DNS servers. Do not fall through to the default network even
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