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

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.

test/jdk/java/awt/image/BandedSampleModel/BSMCreateCompatibleSMTest.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 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 6453640
+ * @summary Verify BandedSampleModel.createCompatibleSampleModel
+ *          and createSubsetSampleModel behaviour
+ * @run main BSMCreateCompatibleSMTest
+ */
+
+import java.awt.image.BandedSampleModel;
+import java.awt.image.DataBuffer;
+import java.awt.image.RasterFormatException;
+
+public class BSMCreateCompatibleSMTest {
+
+    public static void main(String[] args) {
+
+        // These should all be OK
+        BandedSampleModel bsm = new BandedSampleModel(DataBuffer.TYPE_BYTE, 1, 1, 1);
+        bsm.createCompatibleSampleModel(20_000, 20_000);
+        int[] bands = { 0 } ;
+        bsm.createSubsetSampleModel(bands);
+
+        // These should all throw an exception
+        try {
+            bsm.createCompatibleSampleModel(-1, 1);
+            throw new RuntimeException("No exception for illegal w");
+        } catch (IllegalArgumentException e) {
+            System.out.println(e);
+        }
+
+        try {
+            bsm.createCompatibleSampleModel(1, 0);
+            throw new RuntimeException("No exception for illegal h");
+        } catch (IllegalArgumentException e) {
+            System.out.println(e);
+        }
+
+        try {
+            bsm.createCompatibleSampleModel(-1, -1);
+            throw new RuntimeException("No exception for illegal w+h");
+        } catch (IllegalArgumentException e) {
+            System.out.println(e);
+        }
+
+        try {
+            bsm.createCompatibleSampleModel(50_000, 50_000);
+            throw new RuntimeException("No exception for too large dims");
+        } catch (IllegalArgumentException e) {
+            System.out.println(e);
+        }
+
+        try {
+            int[] bands0 = { } ;
+            bsm.createSubsetSampleModel(bands0);
+            throw new RuntimeException("No exception for empty bands[]");
+        } catch (IllegalArgumentException e) {
+            System.out.println(e);
+        }
+
+        try {
+            int[] bands1 = { 1 } ;
+            bsm.createSubsetSampleModel(bands1);
+            throw new RuntimeException("No exception for out of bounds band");
+        } catch (ArrayIndexOutOfBoundsException e) {
+            System.out.println(e);
+        }
+
+        try {
+            int[] bands2 = { 0, 0 } ;
+            bsm.createSubsetSampleModel(bands2);
+            throw new RuntimeException("No exception for too many bands");
+        } catch (RasterFormatException e) {
+            System.out.println(e);
+        }
+   }
+
+}