undefect. CWE-407 — 63 sites patched across 27 ecosystems

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.

test/jdk/java/net/Socket/RST.java

@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2001, 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 4468997
+ * @library /test/lib
+ * @summary SO_LINGER is ignored on Windows with Winsock 2
+ * @run main RST
+ * @run main/othervm -Djava.net.preferIPv4Stack=true RST
+ */
+import java.net.*;
+import java.io.*;
+import jdk.test.lib.net.IPSupport;
+
+public class RST implements Runnable {
+
+    Socket client;
+
+    public void run() {
+        try {
+            client.setSoLinger(true, 0);        // hard reset
+            client.close();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    RST() throws Exception {
+        InetAddress loopback = InetAddress.getLoopbackAddress();
+        ServerSocket ss = new ServerSocket();
+        ss.bind(new InetSocketAddress(loopback, 0));
+        client = new Socket(loopback, ss.getLocalPort());
+        Socket server = ss.accept();
+
+        Thread thr = new Thread(this);
+        thr.start();
+
+        SocketException exc = null;
+        try {
+            InputStream in = server.getInputStream();
+
+            /*
+             * This read should throw a SocketException indicating a
+             * connection reset.
+             */
+            int n = in.read();
+        } catch (SocketException se) {
+            exc = se;
+        }
+
+        server.close();
+        ss.close();
+
+        if (exc == null) {
+            throw new Exception("Expected SocketException not thrown");
+        }
+        if (exc.getMessage().toLowerCase().indexOf("reset") == -1) {
+            throw new Exception("SocketException thrown but not expected \"connection reset\"");
+        }
+    }
+
+
+    public static void main(String args[]) throws Exception {
+        IPSupport.throwSkippedExceptionIfNonOperational();
+
+        new RST();
+    }
+}