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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.
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russell@unturf.com 2026-03-26 17:11:57 -04:00
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test/jdk/java/security/CodeSigner/Serialize.java Normal file
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/*
* Copyright (c) 2010, 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 6799854
* @summary CodeSigner.hashCode() does not work with serialization
*/
import java.io.*;
import java.security.CodeSigner;
import java.security.Timestamp;
import java.security.cert.*;
import java.util.Collections;
import java.util.Date;
public class Serialize {
public static void main(String[] args) throws Exception {
// Create a certpath consisting of one certificate
File f = new File(System.getProperty("test.src", "."), "cert_file");
FileInputStream fis = new FileInputStream(f);
CertificateFactory cf = CertificateFactory.getInstance("X.509");
Certificate c = cf.generateCertificate(fis);
fis.close();
CertPath cp = cf.generateCertPath(Collections.singletonList(c));
// Create a code signer
CodeSigner cs = new CodeSigner(cp, new Timestamp(new Date(), cp));
// Serialize the code signer
ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(byteOut);
out.writeObject(cs);
out.close();
// Deserialize the code signer
byte[] data = byteOut.toByteArray();
CodeSigner cs2 = (CodeSigner) new ObjectInputStream(
new ByteArrayInputStream(data)).readObject();
// Test for equality
if (!cs.equals(cs2) || cs.hashCode() != cs2.hashCode()) {
throw new Exception("CodeSigner serialization test FAILED");
}
}
}