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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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test/hotspot/jtreg/runtime/ErrorHandling/TestOnOutOfMemoryError.java Normal file
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/*
* Copyright (c) 2015, 2023, 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 TestOnOutOfMemoryError
* @summary Test using single and multiple -XX:OnOutOfMemoryError=<cmd>
* @modules java.base/jdk.internal.misc
* @library /test/lib
* @requires vm.flagless
* @run driver TestOnOutOfMemoryError
* @bug 8078470 8177522
*/
import jdk.test.lib.process.ProcessTools;
import jdk.test.lib.process.OutputAnalyzer;
public class TestOnOutOfMemoryError {
public static void main(String[] args) throws Exception {
if (args.length == 1) {
// This should guarantee to throw:
// java.lang.OutOfMemoryError: Requested array size exceeds VM limit
Object[] oa = new Object[Integer.MAX_VALUE];
return;
}
// else this is the main test
String msg1 = "Test1 Succeeded";
String msg2 = "Test2 Succeeded";
ProcessBuilder pb_single = ProcessTools.createLimitedTestJavaProcessBuilder(
"-XX:OnOutOfMemoryError=echo " + msg1,
TestOnOutOfMemoryError.class.getName(),
"throwOOME");
ProcessBuilder pb_multiple = ProcessTools.createLimitedTestJavaProcessBuilder(
"-XX:OnOutOfMemoryError=echo " + msg1,
"-XX:OnOutOfMemoryError=echo " + msg2,
TestOnOutOfMemoryError.class.getName(),
"throwOOME");
OutputAnalyzer output_single = new OutputAnalyzer(pb_single.start());
OutputAnalyzer output_multiple = new OutputAnalyzer(pb_multiple.start());
/* Actual output should look like this:
#
# java.lang.OutOfMemoryError: Requested array size exceeds VM limit
# -XX:OnOutOfMemoryError="echo Test Succeeded"
# Executing /bin/sh -c "echo Test Succeeded"...
Test Succeeded
Exception in thread "main" java.lang.OutOfMemoryError: Requested array size exceeds VM limit
at OOME.main(OOME.java:3)
So we don't want to match on the "# Executing ..." line, and they
both get written to stdout.
*/
output_single.shouldContain("Requested array size exceeds VM limit");
output_single.stdoutShouldMatch("^" + msg1); // match start of line only
output_multiple.shouldContain("Requested array size exceeds VM limit");
output_multiple.stdoutShouldMatch("^" + msg1); // match start of line only
output_multiple.stdoutShouldMatch("^" + msg2); // match start of line only
System.out.println("PASSED");
}
}