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.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/jdk/java/net/URLConnection/B5052093.java
+++ b/test/jdk/java/net/URLConnection/B5052093.java
@ -0,0 +1,116 @@
+/*
+ * Copyright (c) 2007, 2022, 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
+ * @modules java.base/sun.net.www.protocol.file
+ * @bug 5052093
+ * @library /test/lib
+ * @run main/othervm B5052093
+ * @summary URLConnection doesn't support large files
+ */
+
+import java.io.File;
+import java.io.IOException;
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.concurrent.Executors;
+
+import com.sun.net.httpserver.HttpExchange;
+import com.sun.net.httpserver.HttpHandler;
+import com.sun.net.httpserver.HttpServer;
+import static java.net.Proxy.NO_PROXY;
+import jdk.test.lib.net.URIBuilder;
+import sun.net.www.protocol.file.FileURLConnection;
+
+public class B5052093 {
+    private static HttpServer server;
+    static long testSize = ((long) (Integer.MAX_VALUE)) + 2;
+
+    public static class LargeFile extends File {
+        public LargeFile() {
+            super("/dev/zero");
+        }
+
+        public long length() {
+            return testSize;
+        }
+    }
+
+    public static class LargeFileURLConnection extends FileURLConnection {
+        public LargeFileURLConnection(LargeFile f) throws IOException {
+                super(new URL("file:///dev/zero"), f);
+        }
+    }
+
+    public static void main(String[] args) throws Exception {
+        InetAddress loopback = InetAddress.getLoopbackAddress();
+        server = HttpServer.create(new InetSocketAddress(loopback, 0), 10, "/", new B5052093Handler());
+        server.setExecutor(Executors.newSingleThreadExecutor());
+        server.start();
+        try {
+            URL url = URIBuilder.newBuilder()
+                    .scheme("http")
+                    .loopback()
+                    .port(server.getAddress().getPort())
+                    .path("/foo")
+                    .build().toURL();
+            URLConnection conn = url.openConnection(NO_PROXY);
+            int i = conn.getContentLength();
+            long l = conn.getContentLengthLong();
+            if (i != -1 || l != testSize) {
+                System.out.println("conn.getContentLength = " + i);
+                System.out.println("conn.getContentLengthLong = " + l);
+                System.out.println("testSize = " + testSize);
+                throw new RuntimeException("Wrong content-length from http");
+            }
+
+            URLConnection fu = new LargeFileURLConnection(new LargeFile());
+            i = fu.getContentLength();
+            l = fu.getContentLengthLong();
+            if (i != -1 || l != testSize) {
+                System.out.println("fu.getContentLength = " + i);
+                System.out.println("fu.getContentLengthLong = " + l);
+                System.out.println("testSize = " + testSize);
+                throw new RuntimeException("Wrong content-length from file");
+            }
+        } finally {
+            server.stop(1);
+        }
+    }
+}
+
+class B5052093Handler implements HttpHandler {
+    @Override
+    public void handle(HttpExchange exchange) throws IOException {
+        try {
+            exchange.getResponseHeaders().set("content-length", Long.toString(B5052093.testSize));
+            exchange.sendResponseHeaders(200, 0);
+            exchange.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}