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/NegativeInitSize.java

@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 1998, 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 4015701 4127654
+   @summary Test if the constructor would detect
+            illegal arguments.
+*/
+
+import java.io.*;
+
+public class NegativeInitSize {
+    public static void main(String[] args) throws Exception {
+        try {
+            ByteArrayOutputStream bos = new ByteArrayOutputStream(-1);
+        } catch (IllegalArgumentException e) {
+        } catch (Exception e){
+            System.out.println(e.getMessage());
+            throw new Exception
+                ("ByteArrayOutputStream failed to detect negative init size");
+        }
+        CharArrayReader CAR = new CharArrayReader("test".toCharArray());
+        try {
+            PushbackReader pbr = new PushbackReader(CAR, -1);
+        } catch (IllegalArgumentException e) {
+        } catch (Exception e) {
+            System.out.println(e.getClass().getName());
+            throw new Exception
+                ("PushbackReader failed to detect negative init size");
+        }
+
+        try {
+            PushbackInputStream pbis = new PushbackInputStream(null, -1);
+        } catch (IllegalArgumentException e) {
+        } catch (Exception e) {
+            throw new Exception
+                ("PushbackInputStream failed to detect negative init size");
+        }
+
+        ByteArrayOutputStream goodbos = new ByteArrayOutputStream();
+        try {
+            BufferedOutputStream bos = new BufferedOutputStream(goodbos, -1);
+        } catch (IllegalArgumentException e) {
+        } catch (Exception e) {
+            throw new Exception
+                ("BufferedOutputStream failed to detect negative init size");
+        }
+
+        byte[] ba = { 123 };
+        ByteArrayInputStream goodbis = new ByteArrayInputStream(ba);
+        try {
+            BufferedInputStream bis = new BufferedInputStream(goodbis, -1);
+        } catch (IllegalArgumentException e) {
+        } catch (Exception e) {
+            throw new Exception
+                ("BufferedInputStream failed to detect negative init size");
+        }
+
+        try {
+            CharArrayWriter caw = new CharArrayWriter(-1);
+        } catch (IllegalArgumentException e) {
+        } catch (Exception e) {
+            throw new Exception
+                ("CharArrayWriter failed to detect negative init size");
+        }
+    }
+}