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/com/sun/jdi/GetLocalVariables2Test.java
+++ b/test/jdk/com/sun/jdi/GetLocalVariables2Test.java
@ -0,0 +1,129 @@
+/*
+ * Copyright (c) 2002, 2015, 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 4349534 4690242 4695338
+ * @summary regression - bad LocalVariableTable attribute when no initialization needed
+ * @author Tim Bell
+ *
+ * @run build TestScaffold VMConnection TargetListener TargetAdapter
+ * @run compile -g GetLocalVariables2Test.java
+ * @run driver GetLocalVariables2Test
+ */
+import com.sun.jdi.*;
+import com.sun.jdi.event.*;
+import com.sun.jdi.request.*;
+
+import java.util.*;
+
+    /********** target program **********/
+
+class GetLocalVariables2Targ {
+    static boolean bar(int i) {
+        if (i < 2) {
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    public static void main(String[] args) {
+        int i = 1;
+        String command;
+        if (i == 0) {
+            command = "0";
+        } else if (bar(i)) {
+            command = "1";
+        } else {
+            command = "2";
+        }
+    }
+}
+
+    /********** test program **********/
+
+public class GetLocalVariables2Test extends TestScaffold {
+    ReferenceType targetClass;
+    ThreadReference mainThread;
+
+    GetLocalVariables2Test (String args[]) {
+        super(args);
+    }
+
+    public static void main(String[] args)      throws Exception {
+        new GetLocalVariables2Test(args).startTests();
+    }
+
+    protected void runTests() throws Exception {
+        /*
+         * Get to the top of main()
+         * to determine targetClass and mainThread
+         */
+        BreakpointEvent bpe = startToMain("GetLocalVariables2Targ");
+        targetClass = bpe.location().declaringType();
+        mainThread = bpe.thread();
+        EventRequestManager erm = vm().eventRequestManager();
+
+        bpe = resumeTo("GetLocalVariables2Targ", "bar", "(I)Z");
+
+        /*
+         * Inspect the stack frame for main(), not bar()...
+         */
+        StackFrame frame = bpe.thread().frame(1);
+        List localVars = frame.visibleVariables();
+        System.out.println("    Visible variables at this point are: ");
+        for (Iterator it = localVars.iterator(); it.hasNext();) {
+            LocalVariable lv = (LocalVariable) it.next();
+            System.out.print(lv.name());
+            System.out.print(" typeName: ");
+            System.out.print(lv.typeName());
+            System.out.print(" signature: ");
+            System.out.print(lv.type().signature());
+            System.out.print(" primitive type: ");
+            System.out.println(lv.type().name());
+
+            if("command".equals(lv.name())) {
+                failure("Failure: LocalVariable \"command\" should not be visible at this point.");
+                if (lv.isVisible(frame)) {
+                    System.out.println("Failure: \"command.isvisible(frame)\" returned true.");
+                }
+            }
+        }
+
+        /*
+         * resume the target listening for events
+         */
+        listenUntilVMDisconnect();
+
+        /*
+         * deal with results of test
+         * if anything has called failure("foo") testFailed will be true
+         */
+        if (!testFailed) {
+            println("GetLocalVariables2Test: passed");
+        } else {
+            throw new Exception("GetLocalVariables2Test: failed");
+        }
+    }
+}