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/util/Vector/SimpleSerialization.java
+++ b/test/jdk/java/util/Vector/SimpleSerialization.java
@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2010, 2011, 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.
+ */
+
+/*
+ * Portions Copyright (c) 2010, 2011 IBM Corporation
+ */
+
+/*
+ * @test
+ * @bug 6934356
+ * @summary A serialized Vector can be successfully de-serialized.
+ * @author Neil Richards <neil.richards@ngmr.net>, <neil_richards@uk.ibm.com>
+ */
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.util.Vector;
+
+public class SimpleSerialization {
+    public static void main(final String[] args) throws Exception {
+        final Vector<String> v1 = new Vector<>();
+
+        v1.add("entry1");
+        v1.add("entry2");
+
+        final ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        final ObjectOutputStream oos = new ObjectOutputStream(baos);
+
+        oos.writeObject(v1);
+        oos.close();
+
+        final byte[] data = baos.toByteArray();
+        final ByteArrayInputStream bais = new ByteArrayInputStream(data);
+        final ObjectInputStream ois = new ObjectInputStream(bais);
+
+        final Object deserializedObject = ois.readObject();
+        ois.close();
+
+        if (false == v1.equals(deserializedObject)) {
+            throw new RuntimeException(getFailureText(v1, deserializedObject));
+        }
+    }
+
+    private static String getFailureText(final Object orig, final Object copy) {
+        final StringWriter sw = new StringWriter();
+        final PrintWriter pw = new PrintWriter(sw);
+
+        pw.println("Test FAILED: Deserialized object is not equal to the original object");
+        pw.print("\tOriginal: ");
+        printObject(pw, orig).println();
+        pw.print("\tCopy:     ");
+        printObject(pw, copy).println();
+
+        pw.close();
+        return sw.toString();
+    }
+
+    private static PrintWriter printObject(final PrintWriter pw, final Object o) {
+        pw.printf("%s@%08x", o.getClass().getName(), System.identityHashCode(o));
+        return pw;
+    }
+}