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.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/jdk/java/io/Serializable/cloneArray/CloneArray.java
+++ b/test/jdk/java/io/Serializable/cloneArray/CloneArray.java
@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2010, 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 6990094
+ * @summary Verify ObjectInputStream.cloneArray works on many kinds of arrays
+ */
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.io.ObjectStreamException;
+import java.io.Serializable;
+
+public class CloneArray {
+    static Object replacement;
+
+    static class Resolver implements Serializable {
+        private static final long serialVersionUID = 1L;
+
+        private Object readResolve() throws ObjectStreamException {
+            return replacement;
+        }
+    }
+
+    private static void test(Object rep)
+        throws IOException, ClassNotFoundException {
+
+        try(ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
+            try(ObjectOutputStream oos = new ObjectOutputStream(baos)) {
+                oos.writeObject(new Resolver());
+                oos.writeObject(new Resolver());
+            }
+
+            Object o1;
+            Object o2;
+            try(ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
+                ObjectInputStream ois = new ObjectInputStream(bais)) {
+                replacement = rep;
+                o1 = ois.readUnshared();
+                o2 = ois.readUnshared();
+            }
+
+            if (o1 == o2)
+                throw new AssertionError("o1 and o2 must not be identical");
+        }
+    }
+
+    public static void main(String[] args)
+        throws IOException, ClassNotFoundException {
+        Object[] replacements = {
+            new byte[]    {1},
+            new char[]    {'2'},
+            new short[]   {3},
+            new int[]     {4},
+            new long[]    {5},
+            new float[]   {6.0f},
+            new double[]  {7.0},
+            new boolean[] {true},
+            new Object[] {"A string."}
+        };
+
+        for(Object replacement : replacements) {
+            test(replacement);
+        }
+    }
+}