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/lang/Class/getDeclaredField/ClassDeclaredFieldsTest.java
+++ b/test/jdk/java/lang/Class/getDeclaredField/ClassDeclaredFieldsTest.java
@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2014, 2024, 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.lang.reflect.Field;
+
+/**
+ * @test
+ * @bug 8065552
+ * @summary test that all fields returned by getDeclaredFields() can be
+ *          set accessible if package java.lang is open to unnamed module;
+ *          this test also verifies that Class.classLoader final private field
+ *          is hidden from reflection access.
+ * @modules java.base/java.lang:open
+ * @run main/othervm ClassDeclaredFieldsTest
+ *
+ * @author danielfuchs
+ */
+public class ClassDeclaredFieldsTest {
+    /**
+     * @param args the command line arguments
+     */
+    public static void main(String[] args) throws Exception {
+        System.out.println(System.getProperty("java.version"));
+        for (Field f : Class.class.getDeclaredFields()) {
+            f.setAccessible(true);
+            System.out.println("Field "+f.getName()+" is now accessible.");
+            if (f.getName().equals("classLoader")) {
+                throw new RuntimeException("Found "+f.getName()+" field!");
+            }
+        }
+        try {
+            Class.class.getDeclaredField("classLoader");
+            throw new RuntimeException("Expected NoSuchFieldException for"
+                    + " 'classLoader' field not raised");
+        } catch(NoSuchFieldException x) {
+            System.out.println("Got expected exception: " + x);
+        }
+        System.out.println("Passed");
+    }
+}