Files
cromite/build/patches/webRTC-do-not-expose-local-IP-addresses.patch

58 lines
3.0 KiB
Diff

From: csagan5 <32685696+csagan5@users.noreply.github.com>
Date: Sat, 9 May 2020 14:42:37 +0200
Subject: webRTC: do not expose local IP addresses
Prevent leaks of local IP address and public IP address (when using VPN)
See also:
* https://github.com/bromite/bromite/issues/553
* https://github.com/bromite/bromite/issues/589
License: GPL-3.0-only - https://spdx.org/licenses/GPL-3.0-only.html
---
chrome/browser/ui/browser_ui_prefs.cc | 2 +-
.../blink/common/peerconnection/webrtc_ip_handling_policy.cc | 5 ++++-
.../peerconnection/peer_connection_dependency_factory.cc | 2 +-
3 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/chrome/browser/ui/browser_ui_prefs.cc b/chrome/browser/ui/browser_ui_prefs.cc
--- a/chrome/browser/ui/browser_ui_prefs.cc
+++ b/chrome/browser/ui/browser_ui_prefs.cc
@@ -147,7 +147,7 @@ void RegisterBrowserUserPrefs(user_prefs::PrefRegistrySyncable* registry) {
false);
#endif
registry->RegisterStringPref(prefs::kWebRTCIPHandlingPolicy,
- blink::kWebRTCIPHandlingDefault);
+ blink::kWebRTCIPHandlingDisableNonProxiedUdp);
registry->RegisterListPref(prefs::kWebRTCIPHandlingUrl, base::ListValue());
registry->RegisterBooleanPref(prefs::kWebRTCPostQuantumKeyAgreement, false);
registry->RegisterStringPref(prefs::kWebRTCUDPPortRange, std::string());
diff --git a/third_party/blink/common/peerconnection/webrtc_ip_handling_policy.cc b/third_party/blink/common/peerconnection/webrtc_ip_handling_policy.cc
--- a/third_party/blink/common/peerconnection/webrtc_ip_handling_policy.cc
+++ b/third_party/blink/common/peerconnection/webrtc_ip_handling_policy.cc
@@ -30,7 +30,10 @@ blink::mojom::WebRtcIpHandlingPolicy ToWebRTCIPHandlingPolicy(
if (preference == kWebRTCIPHandlingDisableNonProxiedUdp) {
return blink::mojom::WebRtcIpHandlingPolicy::kDisableNonProxiedUdp;
}
- return blink::mojom::WebRtcIpHandlingPolicy::kDefault;
+ if (preference == kWebRTCIPHandlingDefault) {
+ return blink::mojom::WebRtcIpHandlingPolicy::kDefault;
+ }
+ return blink::mojom::WebRtcIpHandlingPolicy::kDisableNonProxiedUdp;
}
const char* ToString(blink::mojom::WebRtcIpHandlingPolicy policy) {
diff --git a/third_party/blink/renderer/modules/peerconnection/peer_connection_dependency_factory.cc b/third_party/blink/renderer/modules/peerconnection/peer_connection_dependency_factory.cc
--- a/third_party/blink/renderer/modules/peerconnection/peer_connection_dependency_factory.cc
+++ b/third_party/blink/renderer/modules/peerconnection/peer_connection_dependency_factory.cc
@@ -1094,7 +1094,7 @@ PeerConnectionDependencyFactory::CreatePortAllocator(
break;
}
- VLOG(3) << "WebRTC routing preferences: " << "policy: "
+ LOG(INFO) << "WebRTC routing preferences: " << "policy: "
<< ToString(webrtc_ip_handling_policy)
<< ", multiple_routes: " << port_config.enable_multiple_routes
<< ", nonproxied_udp: " << port_config.enable_nonproxied_udp
--