53 lines
1.9 KiB
Java
53 lines
1.9 KiB
Java
/*
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* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8028780
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* @summary JDK KRB5 module throws OutOfMemoryError when CCache is corrupt
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* @run main/othervm -Xmx8m GssMemoryIssues
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*/
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import org.ietf.jgss.GSSException;
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import org.ietf.jgss.GSSManager;
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import org.ietf.jgss.GSSName;
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public class GssMemoryIssues {
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public static void main(String[] argv) throws Exception {
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GSSManager man = GSSManager.getInstance();
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String s = "me@REALM";
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GSSName name = man.createName(s, GSSName.NT_USER_NAME);
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byte[] exported = name.export();
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// Offset of the length of the mech name. Length in big endian
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int lenOffset = exported.length - s.length() - 4;
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// Make it huge
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exported[lenOffset] = 0x7f;
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try {
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man.createName(exported, GSSName.NT_EXPORT_NAME);
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} catch (GSSException gsse) {
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System.out.println(gsse);
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}
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}
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}
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