Title: [210714] branches/safari-603-branch/Source/WebKit2

Diff

Modified: branches/safari-603-branch/Source/WebKit2/ChangeLog (210713 => 210714)


--- branches/safari-603-branch/Source/WebKit2/ChangeLog	2017-01-13 06:10:40 UTC (rev 210713)
+++ branches/safari-603-branch/Source/WebKit2/ChangeLog	2017-01-13 06:10:43 UTC (rev 210714)
@@ -1,5 +1,39 @@
 2017-01-12  Matthew Hanson  <matthew_han...@apple.com>
 
+        Merge r210683. rdar://problem/11187315
+
+    2017-01-12  Megan Gardner  <megan_gard...@apple.com>
+
+            Double Check URLs on UI side before putting in pasteboard
+            https://bugs.webkit.org/show_bug.cgi?id=166945
+            <rdar://problem/11187315>
+
+            Reviewed by Tim Horton.
+
+            Check URLs sent from the web process before putting the on pasteboard.
+
+            * UIProcess/Cocoa/WebPasteboardProxyCocoa.mm:
+            (WebKit::WebPasteboardProxy::setPasteboardPathnamesForType):
+            Add a check to make sure the URLs we've received are valid and not compromising to the user's system.
+
+            * UIProcess/WebPasteboardProxy.cpp:
+            (WebKit::WebPasteboardProxy::addWebProcessProxy):
+            Keep track of the webProcesses associated with the pasteboard proxies specifically, so that we can
+            use it to check the URLs before putting them on pasteboard.
+            (WebKit::WebPasteboardProxy::removeWebProcessProxy):
+            Remove dead webProcesses.
+
+            * UIProcess/WebPasteboardProxy.h:
+            * UIProcess/WebPasteboardProxy.messages.in:
+            Allow for the connection to be passed in, so that we can determine which webProcess we need to
+            check the URLs of.
+
+            * UIProcess/WebProcessProxy.cpp:
+            (WebKit::WebProcessProxy::~WebProcessProxy):
+            Make sure to remove WebProcessProxys from the list stored in WebPasteboardProxy
+
+2017-01-12  Matthew Hanson  <matthew_han...@apple.com>
+
         Merge r210666. rdar://problem/28904157
 
     2017-01-12  Andreas Kling  <akl...@apple.com>

Modified: branches/safari-603-branch/Source/WebKit2/UIProcess/Cocoa/WebPasteboardProxyCocoa.mm (210713 => 210714)


--- branches/safari-603-branch/Source/WebKit2/UIProcess/Cocoa/WebPasteboardProxyCocoa.mm	2017-01-13 06:10:40 UTC (rev 210713)
+++ branches/safari-603-branch/Source/WebKit2/UIProcess/Cocoa/WebPasteboardProxyCocoa.mm	2017-01-13 06:10:43 UTC (rev 210714)
@@ -25,6 +25,7 @@
 
 #import "config.h"
 #import "WebPasteboardProxy.h"
+#import "WebProcessProxy.h"
 
 #import <WebCore/Color.h>
 #import <WebCore/PlatformPasteboard.h>
@@ -98,9 +99,23 @@
     newChangeCount = PlatformPasteboard(pasteboardName).setTypes(pasteboardTypes);
 }
 
-void WebPasteboardProxy::setPasteboardPathnamesForType(const String& pasteboardName, const String& pasteboardType, const Vector<String>& pathnames, uint64_t& newChangeCount)
+void WebPasteboardProxy::setPasteboardPathnamesForType(IPC::Connection& connection, const String& pasteboardName, const String& pasteboardType, const Vector<String>& pathnames, uint64_t& newChangeCount)
 {
-    newChangeCount = PlatformPasteboard(pasteboardName).setPathnamesForType(pathnames, pasteboardType);
+    for (auto* webProcessProxy : m_webProcessProxyList) {
+        if (webProcessProxy->connection() != &connection)
+            continue;
+        
+        for (const auto& pathname : pathnames) {
+            if (!webProcessProxy->checkURLReceivedFromWebProcess(pathname)) {
+                connection.markCurrentlyDispatchedMessageAsInvalid();
+                newChangeCount = 0;
+                return;
+            }
+        }
+        newChangeCount = PlatformPasteboard(pasteboardName).setPathnamesForType(pathnames, pasteboardType);
+        return;
+    }
+    newChangeCount = 0;
 }
 
 void WebPasteboardProxy::setPasteboardStringForType(const String& pasteboardName, const String& pasteboardType, const String& string, uint64_t& newChangeCount)

Modified: branches/safari-603-branch/Source/WebKit2/UIProcess/WebPasteboardProxy.cpp (210713 => 210714)


--- branches/safari-603-branch/Source/WebKit2/UIProcess/WebPasteboardProxy.cpp	2017-01-13 06:10:40 UTC (rev 210713)
+++ branches/safari-603-branch/Source/WebKit2/UIProcess/WebPasteboardProxy.cpp	2017-01-13 06:10:43 UTC (rev 210714)
@@ -52,6 +52,12 @@
 {
     // FIXME: Can we handle all of these on a background queue?
     webProcessProxy.addMessageReceiver(Messages::WebPasteboardProxy::messageReceiverName(), *this);
+    m_webProcessProxyList.add(&webProcessProxy);
 }
+    
+void WebPasteboardProxy::removeWebProcessProxy(WebProcessProxy& webProcessProxy)
+{
+    m_webProcessProxyList.remove(&webProcessProxy);
+}
 
 } // namespace WebKit

Modified: branches/safari-603-branch/Source/WebKit2/UIProcess/WebPasteboardProxy.h (210713 => 210714)


--- branches/safari-603-branch/Source/WebKit2/UIProcess/WebPasteboardProxy.h	2017-01-13 06:10:40 UTC (rev 210713)
+++ branches/safari-603-branch/Source/WebKit2/UIProcess/WebPasteboardProxy.h	2017-01-13 06:10:43 UTC (rev 210714)
@@ -29,6 +29,7 @@
 #include "MessageReceiver.h"
 #include "SharedMemory.h"
 #include <wtf/Forward.h>
+#include <wtf/HashSet.h>
 #include <wtf/NeverDestroyed.h>
 #include <wtf/Vector.h>
 
@@ -51,6 +52,7 @@
     static WebPasteboardProxy& singleton();
 
     void addWebProcessProxy(WebProcessProxy&);
+    void removeWebProcessProxy(WebProcessProxy&);
 
 #if PLATFORM(GTK)
     void setPrimarySelectionOwner(WebFrameProxy*);
@@ -59,6 +61,8 @@
 
 private:
     WebPasteboardProxy();
+    
+    typedef HashSet<WebProcessProxy*> WebProcessProxyList;
 
     void didReceiveMessage(IPC::Connection&, IPC::Decoder&) override;
     void didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder>&) override;
@@ -84,7 +88,7 @@
     void getPasteboardURL(const String& pasteboardName, WTF::String&);
     void addPasteboardTypes(const String& pasteboardName, const Vector<String>& pasteboardTypes, uint64_t& newChangeCount);
     void setPasteboardTypes(const String& pasteboardName, const Vector<String>& pasteboardTypes, uint64_t& newChangeCount);
-    void setPasteboardPathnamesForType(const String& pasteboardName, const String& pasteboardType, const Vector<String>& pathnames, uint64_t& newChangeCount);
+    void setPasteboardPathnamesForType(IPC::Connection&, const String& pasteboardName, const String& pasteboardType, const Vector<String>& pathnames, uint64_t& newChangeCount);
     void setPasteboardStringForType(const String& pasteboardName, const String& pasteboardType, const String&, uint64_t& newChangeCount);
     void setPasteboardBufferForType(const String& pasteboardName, const String& pasteboardType, const SharedMemory::Handle&, uint64_t size, uint64_t& newChangeCount);
 #endif
@@ -95,6 +99,8 @@
     WebFrameProxy* m_primarySelectionOwner { nullptr };
     WebFrameProxy* m_frameWritingToClipboard { nullptr };
 #endif // PLATFORM(GTK)
+    
+    WebProcessProxyList m_webProcessProxyList;
 };
 
 } // namespace WebKit

Modified: branches/safari-603-branch/Source/WebKit2/UIProcess/WebPasteboardProxy.messages.in (210713 => 210714)


--- branches/safari-603-branch/Source/WebKit2/UIProcess/WebPasteboardProxy.messages.in	2017-01-13 06:10:40 UTC (rev 210713)
+++ branches/safari-603-branch/Source/WebKit2/UIProcess/WebPasteboardProxy.messages.in	2017-01-13 06:10:43 UTC (rev 210714)
@@ -44,7 +44,7 @@
     GetPasteboardURL(String pasteboardName) -> (String urlString)
     AddPasteboardTypes(String pasteboardName, Vector<String> pasteboardTypes) -> (uint64_t changeCount)
     SetPasteboardTypes(String pasteboardName, Vector<String> pasteboardTypes) -> (uint64_t changeCount)
-    SetPasteboardPathnamesForType(String pasteboardName, String pasteboardType, Vector<String> pathnames) -> (uint64_t changeCount)
+    SetPasteboardPathnamesForType(String pasteboardName, String pasteboardType, Vector<String> pathnames) -> (uint64_t changeCount) WantsConnection
     SetPasteboardStringForType(String pasteboardName, String pasteboardType, String string) -> (uint64_t changeCount)
     SetPasteboardBufferForType(String pasteboardName, String pasteboardType, WebKit::SharedMemory::Handle handle, uint64_t size) -> (uint64_t changeCount)
 #endif

Modified: branches/safari-603-branch/Source/WebKit2/UIProcess/WebProcessProxy.cpp (210713 => 210714)


--- branches/safari-603-branch/Source/WebKit2/UIProcess/WebProcessProxy.cpp	2017-01-13 06:10:40 UTC (rev 210713)
+++ branches/safari-603-branch/Source/WebKit2/UIProcess/WebProcessProxy.cpp	2017-01-13 06:10:43 UTC (rev 210714)
@@ -109,6 +109,8 @@
 WebProcessProxy::~WebProcessProxy()
 {
     ASSERT(m_pageURLRetainCountMap.isEmpty());
+    
+    WebPasteboardProxy::singleton().removeWebProcessProxy(*this);
 
     if (m_webConnection)
         m_webConnection->invalidate();
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