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/invoke/lambda/LambdaAccessControlDoPrivilegedTest.java
+++ b/test/jdk/java/lang/invoke/lambda/LambdaAccessControlDoPrivilegedTest.java
@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2012, 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.
+ */
+
+/*
+ * @test
+ * @bug 8003881
+ * @library /test/lib/
+ * @modules jdk.compiler
+ *          jdk.zipfs
+ * @compile LambdaAccessControlDoPrivilegedTest.java
+ * @run main/othervm LambdaAccessControlDoPrivilegedTest
+ * @summary tests DoPrivileged action (implemented as lambda expressions) by
+ * inserting them into the BootClassPath.
+ */
+import jdk.test.lib.process.OutputAnalyzer;
+
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.spi.ToolProvider;
+
+import static jdk.test.lib.process.ProcessTools.*;
+
+public class LambdaAccessControlDoPrivilegedTest {
+    public static void main(String... args) throws Exception {
+        final List<String> scratch = new ArrayList();
+        scratch.clear();
+        scratch.add("import java.security.*;");
+        scratch.add("public class DoPriv {");
+        scratch.add("public static void main(String... args) {");
+        scratch.add("String prop = AccessController.doPrivileged((PrivilegedAction<String>) () -> {");
+        scratch.add("return System.getProperty(\"user.home\");");
+        scratch.add("});");
+        scratch.add("}");
+        scratch.add("}");
+        Path doprivJava = Path.of("DoPriv.java");
+        Path doprivClass = Path.of("DoPriv.class");
+        Files.write(doprivJava, scratch, Charset.defaultCharset());
+
+        scratch.clear();
+        scratch.add("public class Bar {");
+        scratch.add("public static void main(String... args) {");
+        scratch.add("DoPriv.main();");
+        scratch.add("}");
+        scratch.add("}");
+
+        Path barJava = Path.of("Bar.java");
+        Path barClass = Path.of("Bar.class");
+        Files.write(barJava, scratch, Charset.defaultCharset());
+
+        compile(barJava.toString(), doprivJava.toString());
+
+        jar("cvf", "foo.jar", doprivClass.toString());
+        Files.delete(doprivJava);
+        Files.delete(doprivClass);
+
+        ProcessBuilder pb = createTestJavaProcessBuilder(
+                                "-Xbootclasspath/a:foo.jar",
+                                "-cp", ".",
+                                "Bar");
+        executeProcess(pb).shouldHaveExitValue(0);
+
+        Files.delete(barJava);
+        Files.delete(barClass);
+        Files.delete(Path.of("foo.jar"));
+    }
+
+    static final ToolProvider JAR_TOOL = ToolProvider.findFirst("jar").orElseThrow();
+    static final ToolProvider JAVAC = ToolProvider.findFirst("javac").orElseThrow();
+    static void compile(String... args) throws IOException {
+        if (JAVAC.run(System.out, System.err, args) != 0) {
+            throw new RuntimeException("compilation fails");
+        }
+    }
+
+    static void jar(String... args) {
+        int rc = JAR_TOOL.run(System.out, System.err, args);
+        if (rc != 0){
+            throw new RuntimeException("fail to create JAR file");
+        }
+    }
+}