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Bug 1307736 - Ensure History loads pass valid triggeringPrincipal

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This commit is contained in:
janekptacijarabaci 2018-04-30 23:02:01 +02:00 • committed by Roy Tam
commit 9fca6b7ced
2 changed files with 11 additions and 5 deletions
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9
docshell/base/nsDocShell.cpp
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@ -12660,12 +12660,11 @@ 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 there is no valid triggeringPrincipal, we deny the load
MOZ_ASSERT(triggeringPrincipal,
"need a valid triggeringPrincipal to load from history");
if (!triggeringPrincipal) {
triggeringPrincipal = nsContentUtils::GetSystemPrincipal();
return NS_ERROR_FAILURE;
}
// Passing nullptr as aSourceDocShell gives the same behaviour as before