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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/io/Serializable/evolution/AddedExternField/ReadAddedField.java Normal file
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/*
* Copyright (c) 1998, 2019, 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.
*/
/*
* @bug 4088176
* @summary Evolution: read evolved class with new field of a non-existing Externalizable class.
*/
import java.io.*;
class A implements Serializable {
// Version 1.0 of class A.
private static final long serialVersionUID = 1L;
public int bar;
public D zoo;
}
class D implements Serializable {
private static final long serialVersionUID = 1L;
public int x;
D(int y) {
x = y;
}
}
public class ReadAddedField {
public static void main(String args[])
throws IOException, ClassNotFoundException
{
File f = new File("tmp.ser");
ObjectInput in =
new ObjectInputStream(new FileInputStream(f));
A a = (A)in.readObject();
A b = (A)in.readObject();
if (a.bar != 4)
throw new RuntimeException("a.bar does not equal 4, it equals " +
a.bar);
if (a.zoo.x != 22)
throw new RuntimeException("a.zoo.x does not equal 22 equals " +
a.zoo.x);
if (b.bar != 4)
throw new RuntimeException("b.bar does not equal 4, it equals " +
b.bar);
if (b.zoo.x != 22)
throw new RuntimeException("b.zoo.x does not equal 22 equals " +
b.zoo.x);
in.close();
}
}