ladybird/Libraries/LibWeb/HTML/HTMLTrackElement.h
Timothy Flynn 8da6731048 LibWeb: Do not capture local lambda by reference in HTMLTrackElement
This is UAF. It will cause a crash in an upcoming commit.
2025-06-12 12:25:23 -04:00

55 lines
1.5 KiB
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
* Copyright (c) 2024, Jamie Mansfield <jmansfield@cadixdev.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/HTML/HTMLElement.h>
#include <LibWeb/HTML/TextTrack.h>
namespace Web::HTML {
class HTMLTrackElement final : public HTMLElement {
WEB_PLATFORM_OBJECT(HTMLTrackElement, HTMLElement);
GC_DECLARE_ALLOCATOR(HTMLTrackElement);
public:
virtual ~HTMLTrackElement() override;
WebIDL::UnsignedShort ready_state();
GC::Ref<TextTrack> track() { return *m_track; }
private:
HTMLTrackElement(DOM::Document&, DOM::QualifiedName);
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
String track_url() const { return m_track_url; }
void set_track_url(String);
void start_the_track_processing_model();
void start_the_track_processing_model_parallel_steps(JS::Realm& realm);
void track_failed_to_load();
// ^DOM::Element
virtual void attribute_changed(FlyString const& name, Optional<String> const& old_value, Optional<String> const& value, Optional<FlyString> const& namespace_) override;
virtual void inserted() override;
GC::Ptr<TextTrack> m_track;
// https://html.spec.whatwg.org/multipage/media.html#track-url
String m_track_url {};
GC::Ptr<Fetch::Infrastructure::FetchAlgorithms> m_fetch_algorithms;
GC::Ptr<Fetch::Infrastructure::FetchController> m_fetch_controller;
bool m_loading { false };
};
}