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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.
This commit is contained in:
russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
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28
test/jdk/java/rmi/server/UnicastRemoteObject/unexportObject/Ping.java Normal file
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/*
* Copyright (c) 2000, 2008, 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 java.rmi.*;
public interface Ping extends Remote {
public void ping() throws RemoteException;
}

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test/jdk/java/rmi/server/UnicastRemoteObject/unexportObject/UnexportLeak.java Normal file
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/*
* Copyright (c) 2000, 2016, 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 4331349
* @summary synopsis: unexporting doesn't guarantee that DGC will
* let go of remote object
*
* @author Ann Wollrath
*
* @library ../../../testlibrary
* @modules java.rmi/sun.rmi.registry
* java.rmi/sun.rmi.server
* java.rmi/sun.rmi.transport
* java.rmi/sun.rmi.transport.tcp
* @build TestLibrary UnexportLeak_Stub Ping
* @run main/othervm UnexportLeak
*/
import java.lang.ref.*;
import java.rmi.*;
import java.rmi.server.*;
import java.rmi.registry.*;
public class UnexportLeak implements Ping {
public void ping() {
}
public static void main(String[] args) {
try {
System.err.println("\nRegression test for bug 4331349\n");
Registry registry = TestLibrary.createRegistryOnEphemeralPort();
int registryPort = TestLibrary.getRegistryPort(registry);
Remote obj = new UnexportLeak();
WeakReference wr = new WeakReference(obj);
UnicastRemoteObject.exportObject(obj);
LocateRegistry.getRegistry(registryPort).rebind("UnexportLeak", obj);
UnicastRemoteObject.unexportObject(obj, true);
obj = null;
flushRefs();
if (wr.get() != null) {
System.err.println("FAILED: unexported object not collected");
throw new RuntimeException(
"FAILED: unexported object not collected");
} else {
System.err.println("PASSED: unexported object collected");
}
} catch (RemoteException e) {
System.err.println(
"FAILED: RemoteException encountered: " + e.getMessage());
e.printStackTrace();
throw new RuntimeException("FAILED: RemoteException encountered");
}
}
/**
* Force desparate garbage collection so that all WeakReference instances
* will be cleared.
*/
private static void flushRefs() {
java.util.Vector chain = new java.util.Vector();
try {
while (true) {
int[] hungry = new int[65536];
chain.addElement(hungry);
}
} catch (OutOfMemoryError e) {
}
}
}

65
test/jdk/java/rmi/server/UnicastRemoteObject/unexportObject/UnexportLeak_Stub.java Normal file
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/*
* Copyright (c) 2000, 2008, 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.
*/
// Stub class generated by rmic, do not edit.
// Contents subject to change without notice.
public final class UnexportLeak_Stub
extends java.rmi.server.RemoteStub
implements Ping
{
private static final long serialVersionUID = 2;
private static java.lang.reflect.Method $method_ping_0;
static {
try {
$method_ping_0 = Ping.class.getMethod("ping", new java.lang.Class[] {});
} catch (java.lang.NoSuchMethodException e) {
throw new java.lang.NoSuchMethodError(
"stub class initialization failed");
}
}
// constructors
public UnexportLeak_Stub(java.rmi.server.RemoteRef ref) {
super(ref);
}
// methods from remote interfaces
// implementation of ping()
public void ping()
throws java.rmi.RemoteException
{
try {
ref.invoke(this, $method_ping_0, null, 5866401369815527589L);
} catch (java.lang.RuntimeException e) {
throw e;
} catch (java.rmi.RemoteException e) {
throw e;
} catch (java.lang.Exception e) {
throw new java.rmi.UnexpectedException("undeclared checked exception", e);
}
}
}