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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/sun/java2d/OpenGL/ScaleParamsOOB.java Normal file
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/*
* Copyright (c) 2004, 2025, 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 5104584 8237244 8369335
* @key headful
* @requires (os.family != "mac")
* @summary Verifies that scaling an image works properly when the
* source parameters are outside the source bounds.
* @run main/othervm -Dsun.java2d.opengl=True ScaleParamsOOB
* @run main/othervm ScaleParamsOOB
*/
/*
* @test
* @bug 5104584 8237244
* @key headful
* @requires (os.family == "mac")
* @summary Verifies that scaling an image works properly when the
* source parameters are outside the source bounds.
* @run main/othervm -Dsun.java2d.opengl=True ScaleParamsOOB
* @run main/othervm ScaleParamsOOB
*/
import java.awt.Color;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Panel;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.image.BufferedImage;
import java.io.File;
import javax.imageio.ImageIO;
public class ScaleParamsOOB extends Panel {
private static final int TOLERANCE = 12;
private static volatile ScaleParamsOOB test;
private static volatile Frame frame;
private BufferedImage img;
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D)g;
g2d.setColor(Color.black);
g2d.fillRect(0, 0, getWidth(), getHeight());
BufferedImage img = getGraphicsConfiguration().createCompatibleImage(40, 40);
Graphics2D gimg = img.createGraphics();
gimg.setColor(Color.red);
gimg.fillRect(0, 0, 40, 40);
gimg.dispose();
// first time will be a sw->surface blit
g2d.drawImage(img,
10, 10, 90, 90,
-60, -60, 100, 100,
null);
// second time will be a texture->surface blit
g2d.drawImage(img,
110, 10, 190, 90,
-60, -60, 100, 100,
null);
}
public Dimension getPreferredSize() {
return new Dimension(300, 200);
}
private static void testRegion(BufferedImage bi,
Rectangle wholeRegion,
Rectangle affectedRegion)
{
int x1 = wholeRegion.x;
int y1 = wholeRegion.y;
int x2 = x1 + wholeRegion.width;
int y2 = y1 + wholeRegion.height;
int ax1 = affectedRegion.x;
int ay1 = affectedRegion.y;
int ax2 = ax1 + affectedRegion.width;
int ay2 = ay1 + affectedRegion.height;
for (int y = y1; y < y2; y++) {
for (int x = x1; x < x2; x++) {
int actual = bi.getRGB(x, y);
int expected = 0;
if (affectedRegion.contains(x, y)) {
expected = Color.red.getRGB();
} else {
expected = Color.black.getRGB();
}
int alpha = (actual >> 24) & 0xFF;
int red = (actual >> 16) & 0xFF;
int green = (actual >> 8) & 0xFF;
int blue = (actual) & 0xFF;
int standardAlpha = (expected >> 24) & 0xFF;
int standardRed = (expected >> 16) & 0xFF;
int standardGreen = (expected >> 8) & 0xFF;
int standardBlue = (expected) & 0xFF;
if ((Math.abs(alpha - standardAlpha) > TOLERANCE) ||
(Math.abs(red - standardRed) > TOLERANCE) ||
(Math.abs(green - standardGreen) > TOLERANCE) ||
(Math.abs(blue - standardBlue) > TOLERANCE)) {
String msg = ("Test failed at x="+x+" y="+y+
" (expected="+
Integer.toHexString(expected) +
" actual="+
Integer.toHexString(actual) +
")");
// log edge pixel differences, but don't fail the test.
if ((x == ax1) || (x == ax2) || (y == ay1) || (y == ay2)) {
System.err.println(msg);
} else {
saveImage(bi);
throw new RuntimeException(msg);
}
}
}
}
}
private static void createAndShowGUI() {
test = new ScaleParamsOOB();
frame = new Frame("OpenGL ScaleParamsOOB Test");
frame.setAlwaysOnTop(true);
frame.add(test);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
public static void main(String[] args) throws Exception {
Robot robot = new Robot();
EventQueue.invokeAndWait(() -> createAndShowGUI());
robot.waitForIdle();
robot.delay(2000);
// Grab the screen region
BufferedImage capture = null;
try {
Point pt1 = test.getLocationOnScreen();
Rectangle rect = new Rectangle(pt1.x, pt1.y, 200, 200);
capture = robot.createScreenCapture(rect);
} finally {
if (frame != null) {
EventQueue.invokeAndWait(frame::dispose);
}
}
// Test background color
int pixel = capture.getRGB(5, 5);
if (pixel != 0xff000000) {
saveImage(capture);
throw new RuntimeException("Failed: Incorrect color for " +
"background: " + Integer.toHexString(pixel));
}
// Test pixels
testRegion(capture,
new Rectangle(5, 5, 90, 90),
new Rectangle(40, 40, 20, 20));
testRegion(capture,
new Rectangle(105, 5, 90, 90),
new Rectangle(140, 40, 20, 20));
}
static void saveImage(BufferedImage img) {
try {
File file = new File("capture.png");
ImageIO.write(img, "png", file);
} catch (Exception e) {
e.printStackTrace();
}
}
}