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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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59
test/jdk/java/beans/XMLEncoder/Test4646747.java Normal file
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/*
* Copyright (c) 2004, 2024, 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 4646747
* @summary Tests that persistence delegate is correct after memory stress
* @run main/othervm -Xms16m -Xmx16m Test4646747
*/
import java.beans.DefaultPersistenceDelegate;
import java.beans.PersistenceDelegate;
import java.beans.XMLEncoder;
/**
* This bug was introduced in 1.4 FCS but was working in 1.4.beta3
*/
public class Test4646747 {
public static void main(String[] args) {
XMLEncoder encoder = new XMLEncoder(System.out);
encoder.setPersistenceDelegate(Test4646747.class, new MyPersistenceDelegate());
// WARNING: This can eat up a lot of memory
Object[] obs = new Object[10000];
while (obs != null) {
try {
obs = new Object[obs.length + obs.length / 3];
}
catch (OutOfMemoryError error) {
obs = null;
}
}
PersistenceDelegate pd = encoder.getPersistenceDelegate(Test4646747.class);
if (!(pd instanceof MyPersistenceDelegate))
throw new Error("persistence delegate has been lost");
}
private static class MyPersistenceDelegate extends DefaultPersistenceDelegate {
}
}