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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
commit 0a580b313d
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54
test/jdk/sun/security/x509/GeneralName/Encode.java Normal file
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/*
* Copyright (c) 2002, 2007, 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.
*/
import sun.security.x509.*;
import sun.security.util.*;
/**
* @test
* @author Sean Mullan
* @bug 4716972
* @summary Check that GeneralName.encode() encodes an X500Name with
* an explicit tag
* @modules java.base/sun.security.util
* java.base/sun.security.x509
*/
public class Encode {
public static void main(String[] args) throws Exception {
GeneralName gn = new GeneralName(new X500Name("cn=john"));
DerOutputStream dos = new DerOutputStream();
gn.encode(dos);
DerValue dv = new DerValue(dos.toByteArray());
short tag = (byte)(dv.tag & 0x1f);
if (tag != GeneralNameInterface.NAME_DIRECTORY) {
throw new Exception("Invalid tag for Directory name");
}
if (!dv.isContextSpecific() || !dv.isConstructed()) {
throw new Exception("Invalid encoding of Directory name");
}
DerInputStream data = dv.getData();
DerValue[] seq = data.getSequence(5);
}
}