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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
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test/jdk/java/net/Socks/BadProxySelector.java Normal file
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/*
* Copyright (c) 2015, 2019, 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 7178362
* @run main/othervm BadProxySelector
*/
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.net.ProxySelector;
import java.net.Socket;
import java.net.SocketAddress;
import java.net.ServerSocket;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import java.io.*;
public class BadProxySelector {
public static void main(String[] args) throws Exception {
ProxySelector.setDefault(new HTTPProxySelector());
try (ServerSocket ss = new ServerSocket(0, 0, InetAddress.getLocalHost());
Socket s1 = new Socket(ss.getInetAddress(), ss.getLocalPort());
Socket s2 = ss.accept()) {
}
ProxySelector.setDefault(new NullHTTPProxySelector());
try (ServerSocket ss = new ServerSocket(0, 0, InetAddress.getLocalHost());
Socket s1 = new Socket(ss.getInetAddress(), ss.getLocalPort());
Socket s2 = ss.accept()) {
}
}
// always returns bogus HTTP proxies
private static class HTTPProxySelector extends ProxySelector {
@Override
public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {}
@Override
public List<Proxy> select(URI uri) {
System.out.println(this.getClass().getSimpleName() + " called for " + uri);
List<Proxy> proxies = new ArrayList<>();
proxies.add(new Proxy(Proxy.Type.HTTP,
new InetSocketAddress("localhost", 0)));
proxies.add(new Proxy(Proxy.Type.HTTP,
new InetSocketAddress("localhost", 0)));
return proxies;
}
}
private static class NullHTTPProxySelector extends ProxySelector {
@Override
public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {}
@Override
public List<Proxy> select(URI uri) {
System.out.println(this.getClass().getSimpleName() + " called for " + uri);
List<Proxy> proxies = new ArrayList<>();
proxies.add(null);
proxies.add(new Proxy(Proxy.Type.HTTP,
new InetSocketAddress("localhost", 0)));
return proxies;
}
}
}