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/io/pathNames/win32/bug6344646.java

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2005, 2025, 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 6344646
+ * @summary tests that WinNTFileSystem.hashCode() uses
+ *    locale independent case mapping.
+ * @requires (os.family == "windows")
+ */
+
+import java.io.*;
+import java.util.*;
+
+public class bug6344646 {
+    public static void main(String[] s) {
+        Locale reservedLocale = Locale.getDefault();
+        try {
+            Locale.setDefault(Locale.of("lt"));
+            File f1 = new File("J\u0301");
+            File f2 = new File("j\u0301");
+
+            if (f1.hashCode() != f2.hashCode()) {
+                throw new RuntimeException("File.hashCode() for \"J\u0301\" " +
+                        "and \"j\u0301\" should be the same");
+            }
+        } finally {
+            // restore the reserved locale
+            Locale.setDefault(reservedLocale);
+        }
+    }
+}