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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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65
test/jdk/java/util/Properties/StoreDeadlock.java Normal file
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/*
* Copyright (c) 2018, 2025, 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 6199320 8347841
* @summary Properties.store() causes deadlock when concurrently calling TimeZone apis
* @run main/timeout=20 StoreDeadlock
* @author Xueming Shen
*/
import java.io.IOException;
import java.util.Properties;
import java.util.TimeZone;
public class StoreDeadlock {
public StoreDeadlock() {
Properties sysproperty = System.getProperties();
Thread1 t1 = new Thread1(sysproperty);
Thread2 t2 = new Thread2();
t1.start();
t2.start();
}
public static void main(String[] args) {
StoreDeadlock deadlock = new StoreDeadlock();
}
class Thread1 extends Thread {
Properties sp;
public Thread1(Properties p) {
sp = p;
}
public void run() {
try {
sp.store(System.out, null);
} catch (IOException e) {
System.out.println("IOException : " + e);
}
}
}
class Thread2 extends Thread {
public void run() {
System.out.println("tz=" + TimeZone.getTimeZone("America/Los_Angeles"));
}
}
}