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undefect. CWE-407 — 63 sites patched across 27 ecosystems

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Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.
This commit is contained in:
russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
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test/jdk/java/awt/Window/ProxyCrash/PopupProxyCrash.java Normal file
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/*
* Copyright (c) 2001, 2024, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4381561
* @key headful
* @summary Tests that when we show the popup window AWT doesn't crash due to
* the problems with focus proxy window code
* @run main PopupProxyCrash
*/
import java.awt.BorderLayout;
import java.awt.Button;
import java.awt.Color;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Panel;
import java.awt.Point;
import java.awt.Robot;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.InputEvent;
import javax.swing.Box;
import javax.swing.JComboBox;
import javax.swing.JTextField;
import javax.swing.plaf.basic.BasicComboBoxUI;
import javax.swing.plaf.basic.BasicComboPopup;
import javax.swing.plaf.basic.ComboPopup;
public class PopupProxyCrash implements ActionListener {
private static JTextField jtf;
private static Button tf;
private static Panel panel;
private static Font[] fonts;
private static Robot robot;
private static JComboBox cb;
private static MyComboBoxUI comboBoxUI;
private static Frame frame;
private static int TEST_COUNT = 10;
public static void main(String[] args) throws Exception {
try {
robot = new Robot();
robot.setAutoDelay(100);
EventQueue.invokeAndWait(() -> createUI());
robot.waitForIdle();
runTest();
} finally {
EventQueue.invokeAndWait(() -> {
if (frame != null) {
frame.dispose();
}
});
}
}
private static void createUI() {
frame = new Frame("PopupProxyCrash");
Font dialog = new Font("Dialog", Font.PLAIN, 12);
Font serif = new Font("Serif", Font.PLAIN, 12);
Font monospaced = new Font("Monospaced", Font.PLAIN, 12);
fonts = new Font[] { dialog, serif, monospaced };
cb = new JComboBox(fonts);
cb.setLightWeightPopupEnabled(false);
comboBoxUI = new MyComboBoxUI();
cb.setUI(comboBoxUI);
jtf = new JTextField("JTextField");
jtf.setFont(fonts[1]);
tf = new Button("TextField");
tf.setFont(fonts[1]);
cb.addActionListener(new PopupProxyCrash());
panel = new Panel() {
public Dimension getPreferredSize() {
return new Dimension(100, 20);
}
public void paint(Graphics g) {
System.out.println("Painting with font " + getFont());
g.setColor(Color.white);
g.fillRect(0, 0, getWidth(), getHeight());
g.setColor(Color.black);
g.setFont(getFont());
g.drawString("LightWeight", 10, 10);
}
};
panel.setFont(fonts[1]);
Container parent = Box.createVerticalBox();
parent.add(jtf);
parent.add(tf);
parent.add(panel);
parent.add(cb);
frame.add(parent, BorderLayout.CENTER);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
private static Point getComboBoxLocation() throws Exception {
final Point[] result = new Point[1];
EventQueue.invokeAndWait(() -> {
Point point = cb.getLocationOnScreen();
Dimension size = cb.getSize();
point.x += size.width / 2;
point.y += size.height / 2;
result[0] = point;
});
return result[0];
}
private static Point getItemPointToClick(final int item) throws Exception {
final Point[] result = new Point[1];
EventQueue.invokeAndWait(() -> {
BasicComboPopup popup = (BasicComboPopup)comboBoxUI.getComboPopup();
Point point = popup.getLocationOnScreen();
Dimension size = popup.getSize();
int step = size.height / fonts.length;
point.x += size.width / 2;
point.y += step / 2 + step * item;
result[0] = point;
});
return result[0];
}
static void runTest() throws Exception {
for (int i = 0; i < TEST_COUNT; i++) {
Point point = getComboBoxLocation();
robot.mouseMove(point.x, point.y);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
robot.waitForIdle();
robot.delay(500);
point = getItemPointToClick(i % fonts.length);
robot.mouseMove(point.x, point.y);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
robot.waitForIdle();
robot.delay(500);
}
}
public void actionPerformed(ActionEvent ae) {
System.out.println("Font selected");
Font font = fonts[((JComboBox)ae.getSource()).getSelectedIndex()];
tf.setFont(font);
jtf.setFont(font);
panel.setFont(font);
panel.repaint();
}
private static class MyComboBoxUI extends BasicComboBoxUI {
public ComboPopup getComboPopup() {
return popup;
}
}
}