From c6b37bbd5fdfc0df6b53d787a2c6a0f4262de26b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=BCri=20Valdmann?= <juri.valdmann@qt.io>
Date: Mon, 29 Apr 2019 12:58:37 +0200
Subject: [PATCH] QWebEngineUrlScheme: Prevent registration of standard schemes

Change-Id: I05ef67b81d9b871d38fcc51639b742b2a7b8a387
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
---
 src/core/api/qwebengineurlscheme.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/core/api/qwebengineurlscheme.cpp b/src/core/api/qwebengineurlscheme.cpp
index 9b04f46c5..9cc5b5056 100644
--- a/src/core/api/qwebengineurlscheme.cpp
+++ b/src/core/api/qwebengineurlscheme.cpp
@@ -378,6 +378,11 @@ void QWebEngineUrlScheme::registerScheme(const QWebEngineUrlScheme &scheme)
         return;
     }
 
+    if (url::IsStandard(scheme.d->name.data(), url::Component(0, scheme.d->name.size()))) {
+        qWarning() << "QWebEngineUrlScheme::registerScheme: Scheme" << scheme.name() << "is a standard scheme";
+        return;
+    }
+
     if (g_schemesLocked) {
         qWarning() << "QWebEngineUrlScheme::registerScheme: Too late to register scheme" << scheme.name();
         return;
-- 
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