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-rw-r--r--docshell/base/crashtests/914521.html10
-rw-r--r--docshell/base/nsDocShell.cpp78
-rw-r--r--docshell/base/nsDocShell.h6
-rw-r--r--docshell/base/nsILinkHandler.h10
-rw-r--r--docshell/base/nsIWebNavigation.idl23
5 files changed, 86 insertions, 41 deletions
diff --git a/docshell/base/crashtests/914521.html b/docshell/base/crashtests/914521.html
index 9ae18b860..eb0a43749 100644
--- a/docshell/base/crashtests/914521.html
+++ b/docshell/base/crashtests/914521.html
@@ -20,6 +20,14 @@ function f()
finish();
}
+function init()
+{
+ SpecialPowers.pushPrefEnv({"set": [
+ ["security.data_uri.block_toplevel_data_uri_navigations", false],
+ ]}, start);
+
+}
+
function start()
{
var html = "<script>" + f + "<\/script><body onload=f()>";
@@ -29,5 +37,5 @@ function start()
</script>
</head>
-<body onload="start();"></body>
+<body onload="init();"></body>
</html>
diff --git a/docshell/base/nsDocShell.cpp b/docshell/base/nsDocShell.cpp
index bd2a8a433..b3e26da33 100644
--- a/docshell/base/nsDocShell.cpp
+++ b/docshell/base/nsDocShell.cpp
@@ -1644,7 +1644,7 @@ nsDocShell::LoadStream(nsIInputStream* aStream, nsIURI* aURI,
uri,
aStream,
triggeringPrincipal,
- nsILoadInfo::SEC_NORMAL,
+ nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_DATA_IS_NULL,
nsIContentPolicy::TYPE_OTHER,
aContentType,
aContentCharset);
@@ -4732,7 +4732,7 @@ nsDocShell::LoadURI(const char16_t* aURI,
{
return LoadURIWithOptions(aURI, aLoadFlags, aReferringURI,
mozilla::net::RP_Default, aPostStream,
- aHeaderStream, nullptr);
+ aHeaderStream, nullptr, nullptr);
}
NS_IMETHODIMP
@@ -4742,7 +4742,8 @@ nsDocShell::LoadURIWithOptions(const char16_t* aURI,
uint32_t aReferrerPolicy,
nsIInputStream* aPostStream,
nsIInputStream* aHeaderStream,
- nsIURI* aBaseURI)
+ nsIURI* aBaseURI,
+ nsIPrincipal* aTriggeringPrincipal)
{
NS_ASSERTION((aLoadFlags & 0xf) == 0, "Unexpected flags");
@@ -4861,6 +4862,7 @@ nsDocShell::LoadURIWithOptions(const char16_t* aURI,
loadInfo->SetReferrerPolicy(aReferrerPolicy);
loadInfo->SetHeadersStream(aHeaderStream);
loadInfo->SetBaseURI(aBaseURI);
+ loadInfo->SetTriggeringPrincipal(aTriggeringPrincipal);
loadInfo->SetForceAllowDataURI(forceAllowDataURI);
if (fixupInfo) {
@@ -5687,6 +5689,11 @@ nsDocShell::LoadPage(nsISupports* aPageDescriptor, uint32_t aDisplayType)
}
shEntry->SetURI(newUri);
shEntry->SetOriginalURI(nullptr);
+ // shEntry's current triggering principal is whoever loaded that page initially.
+ // But now we're doing another load of the page, via an API that is only exposed
+ // to system code. The triggering principal for this load should be the system
+ // principal.
+ shEntry->SetTriggeringPrincipal(nsContentUtils::GetSystemPrincipal());
}
rv = LoadHistoryEntry(shEntry, LOAD_HISTORY);
@@ -9145,8 +9152,13 @@ nsDocShell::CreateContentViewer(const nsACString& aContentType,
// Make sure we have a URI to set currentURI.
nsCOMPtr<nsIURI> failedURI;
+ nsCOMPtr<nsIPrincipal> triggeringPrincipal;
if (failedChannel) {
NS_GetFinalChannelURI(failedChannel, getter_AddRefs(failedURI));
+ } else {
+ // if there is no failed channel we have to explicitly provide
+ // a triggeringPrincipal for the history entry.
+ triggeringPrincipal = nsContentUtils::GetSystemPrincipal();
}
if (!failedURI) {
@@ -9167,7 +9179,8 @@ nsDocShell::CreateContentViewer(const nsACString& aContentType,
// Create an shistory entry for the old load.
if (failedURI) {
bool errorOnLocationChangeNeeded = OnNewURI(
- failedURI, failedChannel, nullptr, nullptr, mLoadType, false, false, false);
+ failedURI, failedChannel, triggeringPrincipal,
+ nullptr, mLoadType, false, false, false);
if (errorOnLocationChangeNeeded) {
FireOnLocationChange(this, failedChannel, failedURI,
@@ -10394,10 +10407,13 @@ nsDocShell::InternalLoad(nsIURI* aURI,
* call OnNewURI() so that, this traversal will be
* recorded in session and global history.
*/
- nsCOMPtr<nsIPrincipal> triggeringPrincipal, principalToInherit;
+ nsCOMPtr<nsIPrincipal> newURITriggeringPrincipal, newURIPrincipalToInherit;
if (mOSHE) {
- mOSHE->GetTriggeringPrincipal(getter_AddRefs(triggeringPrincipal));
- mOSHE->GetPrincipalToInherit(getter_AddRefs(principalToInherit));
+ mOSHE->GetTriggeringPrincipal(getter_AddRefs(newURITriggeringPrincipal));
+ mOSHE->GetPrincipalToInherit(getter_AddRefs(newURIPrincipalToInherit));
+ } else {
+ newURITriggeringPrincipal = aTriggeringPrincipal;
+ newURIPrincipalToInherit = doc->NodePrincipal();
}
// Pass true for aCloneSHChildren, since we're not
// changing documents here, so all of our subframes are
@@ -10407,7 +10423,7 @@ nsDocShell::InternalLoad(nsIURI* aURI,
// flag on firing onLocationChange(...).
// Anyway, aCloneSHChildren param is simply reflecting
// doShortCircuitedLoad in this scope.
- OnNewURI(aURI, nullptr, triggeringPrincipal, principalToInherit,
+ OnNewURI(aURI, nullptr, newURITriggeringPrincipal, newURIPrincipalToInherit,
mLoadType, true, true, true);
nsCOMPtr<nsIInputStream> postData;
@@ -10606,7 +10622,7 @@ nsDocShell::InternalLoad(nsIURI* aURI,
}
bool shouldLoad;
rv = browserChrome3->ShouldLoadURI(this, uriForShouldLoadCheck, aReferrer,
- &shouldLoad);
+ aTriggeringPrincipal, &shouldLoad);
if (NS_SUCCEEDED(rv) && !shouldLoad) {
return NS_OK;
}
@@ -10961,7 +10977,8 @@ nsDocShell::DoURILoad(nsIURI* aURI,
}
nsLoadFlags loadFlags = mDefaultLoadFlags;
- nsSecurityFlags securityFlags = nsILoadInfo::SEC_NORMAL;
+ nsSecurityFlags securityFlags =
+ nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_DATA_IS_NULL;
if (aFirstParty) {
// tag first party URL loads
@@ -12123,7 +12140,9 @@ nsDocShell::AddState(JS::Handle<JS::Value> aData, const nsAString& aTitle,
// Since we're not changing which page we have loaded, pass
// true for aCloneChildren.
- rv = AddToSessionHistory(newURI, nullptr, nullptr, nullptr, true,
+ rv = AddToSessionHistory(newURI, nullptr,
+ document->NodePrincipal(), // triggeringPrincipal
+ nullptr, true,
getter_AddRefs(newSHEntry));
NS_ENSURE_SUCCESS(rv, rv);
@@ -12399,11 +12418,6 @@ nsDocShell::AddToSessionHistory(nsIURI* aURI, nsIChannel* aChannel,
discardLayoutState = ShouldDiscardLayoutState(httpChannel);
}
- // XXX Bug 1286838: Replace channel owner with loadInfo triggeringPrincipal
- nsCOMPtr<nsISupports> owner;
- aChannel->GetOwner(getter_AddRefs(owner));
- triggeringPrincipal = do_QueryInterface(owner);
-
nsCOMPtr<nsILoadInfo> loadInfo = aChannel->GetLoadInfo();
if (loadInfo) {
if (!triggeringPrincipal) {
@@ -12649,10 +12663,6 @@ nsDocShell::LoadHistoryEntry(nsISHEntry* aEntry, uint32_t aLoadType)
srcdoc = NullString();
}
- // If there is no triggeringPrincipal we can fall back to using the
- // SystemPrincipal as the triggeringPrincipal for loading the history
- // entry, since the history entry can only end up in history if security
- // checks passed in the initial loading phase.
if (!triggeringPrincipal) {
triggeringPrincipal = nsContentUtils::GetSystemPrincipal();
}
@@ -13917,7 +13927,8 @@ public:
const nsAString& aFileName,
nsIInputStream* aPostDataStream,
nsIInputStream* aHeadersDataStream,
- bool aIsTrusted);
+ bool aIsTrusted,
+ nsIPrincipal* aTriggeringPrincipal);
NS_IMETHOD Run() override
{
@@ -13933,7 +13944,7 @@ public:
mHandler->OnLinkClickSync(mContent, mURI,
mTargetSpec.get(), mFileName,
mPostDataStream, mHeadersDataStream,
- nullptr, nullptr);
+ nullptr, nullptr, mTriggeringPrincipal);
}
return NS_OK;
}
@@ -13948,6 +13959,7 @@ private:
nsCOMPtr<nsIContent> mContent;
PopupControlState mPopupState;
bool mIsTrusted;
+ nsCOMPtr<nsIPrincipal> mTriggeringPrincipal;
};
OnLinkClickEvent::OnLinkClickEvent(nsDocShell* aHandler,
@@ -13957,7 +13969,8 @@ OnLinkClickEvent::OnLinkClickEvent(nsDocShell* aHandler,
const nsAString& aFileName,
nsIInputStream* aPostDataStream,
nsIInputStream* aHeadersDataStream,
- bool aIsTrusted)
+ bool aIsTrusted,
+ nsIPrincipal* aTriggeringPrincipal)
: mHandler(aHandler)
, mURI(aURI)
, mTargetSpec(aTargetSpec)
@@ -13967,6 +13980,7 @@ OnLinkClickEvent::OnLinkClickEvent(nsDocShell* aHandler,
, mContent(aContent)
, mPopupState(mHandler->mScriptGlobal->GetPopupControlState())
, mIsTrusted(aIsTrusted)
+ , mTriggeringPrincipal(aTriggeringPrincipal)
{
}
@@ -13977,7 +13991,8 @@ nsDocShell::OnLinkClick(nsIContent* aContent,
const nsAString& aFileName,
nsIInputStream* aPostDataStream,
nsIInputStream* aHeadersDataStream,
- bool aIsTrusted)
+ bool aIsTrusted,
+ nsIPrincipal* aTriggeringPrincipal)
{
NS_ASSERTION(NS_IsMainThread(), "wrong thread");
@@ -14016,7 +14031,8 @@ nsDocShell::OnLinkClick(nsIContent* aContent,
nsCOMPtr<nsIRunnable> ev =
new OnLinkClickEvent(this, aContent, aURI, target.get(), aFileName,
- aPostDataStream, aHeadersDataStream, aIsTrusted);
+ aPostDataStream, aHeadersDataStream,
+ aIsTrusted, aTriggeringPrincipal);
return NS_DispatchToCurrentThread(ev);
}
@@ -14028,7 +14044,8 @@ nsDocShell::OnLinkClickSync(nsIContent* aContent,
nsIInputStream* aPostDataStream,
nsIInputStream* aHeadersDataStream,
nsIDocShell** aDocShell,
- nsIRequest** aRequest)
+ nsIRequest** aRequest,
+ nsIPrincipal* aTriggeringPrincipal)
{
// Initialize the DocShell / Request
if (aDocShell) {
@@ -14151,13 +14168,18 @@ nsDocShell::OnLinkClickSync(nsIContent* aContent,
return NS_ERROR_OUT_OF_MEMORY;
}
+ // if the triggeringPrincipal is not passed explicitly, then we
+ // fall back to using doc->NodePrincipal() as the triggeringPrincipal.
+ nsCOMPtr<nsIPrincipal> triggeringPrincipal =
+ aTriggeringPrincipal ? aTriggeringPrincipal
+ : aContent->NodePrincipal();
+
nsresult rv = InternalLoad(clonedURI, // New URI
nullptr, // Original URI
false, // LoadReplace
referer, // Referer URI
refererPolicy, // Referer policy
- aContent->NodePrincipal(), // Triggering is our node's
- // principal
+ triggeringPrincipal,
aContent->NodePrincipal(),
flags,
target, // Window target
diff --git a/docshell/base/nsDocShell.h b/docshell/base/nsDocShell.h
index 63a4e3358..f510a15b0 100644
--- a/docshell/base/nsDocShell.h
+++ b/docshell/base/nsDocShell.h
@@ -201,7 +201,8 @@ public:
const nsAString& aFileName,
nsIInputStream* aPostDataStream,
nsIInputStream* aHeadersDataStream,
- bool aIsTrusted) override;
+ bool aIsTrusted,
+ nsIPrincipal* aTriggeringPrincipal) override;
NS_IMETHOD OnLinkClickSync(nsIContent* aContent,
nsIURI* aURI,
const char16_t* aTargetSpec,
@@ -209,7 +210,8 @@ public:
nsIInputStream* aPostDataStream = 0,
nsIInputStream* aHeadersDataStream = 0,
nsIDocShell** aDocShell = 0,
- nsIRequest** aRequest = 0) override;
+ nsIRequest** aRequest = 0,
+ nsIPrincipal* aTriggeringPrincipal = nullptr) override;
NS_IMETHOD OnOverLink(nsIContent* aContent,
nsIURI* aURI,
const char16_t* aTargetSpec) override;
diff --git a/docshell/base/nsILinkHandler.h b/docshell/base/nsILinkHandler.h
index 7cdcd566d..7069f1f1d 100644
--- a/docshell/base/nsILinkHandler.h
+++ b/docshell/base/nsILinkHandler.h
@@ -37,6 +37,8 @@ public:
* @param aFileName non-null when the link should be downloaded as the given file
* @param aHeadersDataStream ???
* @param aIsTrusted false if the triggerer is an untrusted DOM event.
+ * @param aTriggeringPrincipal, if not passed explicitly we fall back to
+ * the document's principal.
*/
NS_IMETHOD OnLinkClick(nsIContent* aContent,
nsIURI* aURI,
@@ -44,7 +46,8 @@ public:
const nsAString& aFileName,
nsIInputStream* aPostDataStream,
nsIInputStream* aHeadersDataStream,
- bool aIsTrusted) = 0;
+ bool aIsTrusted,
+ nsIPrincipal* aTriggeringPrincipal) = 0;
/**
* Process a click on a link.
@@ -61,6 +64,8 @@ public:
* @param aHeadersDataStream ???
* @param aDocShell (out-param) the DocShell that the request was opened on
* @param aRequest the request that was opened
+ * @param aTriggeringPrincipal, if not passed explicitly we fall back to
+ * the document's principal.
*/
NS_IMETHOD OnLinkClickSync(nsIContent* aContent,
nsIURI* aURI,
@@ -69,7 +74,8 @@ public:
nsIInputStream* aPostDataStream = 0,
nsIInputStream* aHeadersDataStream = 0,
nsIDocShell** aDocShell = 0,
- nsIRequest** aRequest = 0) = 0;
+ nsIRequest** aRequest = 0,
+ nsIPrincipal* aTriggeringPrincipal = nullptr) = 0;
/**
* Process a mouse-over a link.
diff --git a/docshell/base/nsIWebNavigation.idl b/docshell/base/nsIWebNavigation.idl
index 241d0731c..c3e2fc550 100644
--- a/docshell/base/nsIWebNavigation.idl
+++ b/docshell/base/nsIWebNavigation.idl
@@ -9,6 +9,7 @@ interface nsIDOMDocument;
interface nsIInputStream;
interface nsISHistory;
interface nsIURI;
+interface nsIPrincipal;
/**
* The nsIWebNavigation interface defines an interface for navigating the web.
@@ -288,14 +289,20 @@ interface nsIWebNavigation : nsISupports
* that at present this argument is only used with view-source aURIs
* and cannot be used to resolve aURI.
* This parameter is optional and may be null.
- */
- void loadURIWithOptions(in wstring aURI,
- in unsigned long aLoadFlags,
- in nsIURI aReferrer,
- in unsigned long aReferrerPolicy,
- in nsIInputStream aPostData,
- in nsIInputStream aHeaders,
- in nsIURI aBaseURI);
+ * @param aTriggeringPrincipal
+ * The principal that initiated the load of aURI. If omitted docShell
+ * tries to create a codeBasePrincipal from aReferrer if not null. If
+ * aReferrer is also null docShell peforms a load using the
+ * SystemPrincipal as the triggeringPrincipal.
+ */
+ void loadURIWithOptions(in wstring aURI,
+ in unsigned long aLoadFlags,
+ in nsIURI aReferrer,
+ in unsigned long aReferrerPolicy,
+ in nsIInputStream aPostData,
+ in nsIInputStream aHeaders,
+ in nsIURI aBaseURI,
+ [optional] in nsIPrincipal aTriggeringPrincipal);
/**
* Tells the Object to reload the current page. There may be cases where the
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-02 17:28:44 +0000