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/security/SecureRandom/DrbgParametersSpec.java
+++ b/test/jdk/java/security/SecureRandom/DrbgParametersSpec.java
@ -0,0 +1,136 @@
+/*
+ * Copyright (c) 2016, 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 8051408 8158534
+ * @summary Make sure DrbgParameters coded as specified
+ * @library /test/lib
+ * @build jdk.test.lib.Asserts
+ * @run main DrbgParametersSpec
+ */
+
+import jdk.test.lib.Asserts;
+
+import java.security.DrbgParameters;
+import java.util.Arrays;
+
+import static java.security.DrbgParameters.Capability.*;
+
+public class DrbgParametersSpec {
+
+    public static void main(String args[]) throws Exception {
+
+        byte[] p, np1, np2;
+
+        // Capability
+        Asserts.assertTrue(PR_AND_RESEED.supportsPredictionResistance());
+        Asserts.assertTrue(PR_AND_RESEED.supportsReseeding());
+        Asserts.assertFalse(RESEED_ONLY.supportsPredictionResistance());
+        Asserts.assertTrue(RESEED_ONLY.supportsReseeding());
+        Asserts.assertFalse(NONE.supportsPredictionResistance());
+        Asserts.assertFalse(NONE.supportsReseeding());
+
+        // Instantiation
+        p = "Instantiation".getBytes();
+        DrbgParameters.Instantiation ins = DrbgParameters
+                .instantiation(192, RESEED_ONLY, p);
+        Asserts.assertTrue(ins.getStrength() == 192);
+        Asserts.assertTrue(ins.getCapability() == RESEED_ONLY);
+        np1 = ins.getPersonalizationString();
+        np2 = ins.getPersonalizationString();
+        // Getter outputs have same content but not the same object
+        Asserts.assertTrue(Arrays.equals(np1, p));
+        Asserts.assertTrue(Arrays.equals(np2, p));
+        Asserts.assertNE(np1, np2);
+        // Changes to original input has no affect on object
+        p[0] = 'X';
+        np2 = ins.getPersonalizationString();
+        Asserts.assertTrue(Arrays.equals(np1, np2));
+
+        ins = DrbgParameters.instantiation(-1, NONE, null);
+        Asserts.assertNull(ins.getPersonalizationString());
+
+        iae(() -> DrbgParameters.instantiation(-2, NONE, null));
+        npe(() -> DrbgParameters.instantiation(-1, null, null));
+
+        // NextBytes
+        p = "NextBytes".getBytes();
+        DrbgParameters.NextBytes nb = DrbgParameters
+                .nextBytes(192, true, p);
+        Asserts.assertTrue(nb.getStrength() == 192);
+        Asserts.assertTrue(nb.getPredictionResistance());
+        np1 = nb.getAdditionalInput();
+        np2 = nb.getAdditionalInput();
+        // Getter outputs have same content but not the same object
+        Asserts.assertTrue(Arrays.equals(np1, p));
+        Asserts.assertTrue(Arrays.equals(np2, p));
+        Asserts.assertNE(np1, np2);
+        // Changes to original input has no affect on object
+        p[0] = 'X';
+        np2 = nb.getAdditionalInput();
+        Asserts.assertTrue(Arrays.equals(np1, np2));
+
+        iae(() -> DrbgParameters.nextBytes(-2, false, null));
+
+        // Reseed
+        p = "Reseed".getBytes();
+        DrbgParameters.Reseed rs = DrbgParameters
+                .reseed(true, p);
+        Asserts.assertTrue(rs.getPredictionResistance());
+        np1 = rs.getAdditionalInput();
+        np2 = rs.getAdditionalInput();
+        // Getter outputs have same content but not the same object
+        Asserts.assertTrue(Arrays.equals(np1, p));
+        Asserts.assertTrue(Arrays.equals(np2, p));
+        Asserts.assertNE(np1, np2);
+        // Changes to original input has no affect on object
+        p[0] = 'X';
+        np2 = rs.getAdditionalInput();
+        Asserts.assertTrue(Arrays.equals(np1, np2));
+    }
+
+    static void iae(RunnableWithException r) throws Exception {
+        checkException(r, IllegalArgumentException.class);
+    }
+
+    static void npe(RunnableWithException r) throws Exception {
+        checkException(r, NullPointerException.class);
+    }
+
+    interface RunnableWithException {
+        void run() throws Exception;
+    }
+
+    static void checkException(RunnableWithException r, Class ex)
+            throws Exception {
+        try {
+            r.run();
+        } catch (Exception e) {
+            if (ex.isAssignableFrom(e.getClass())) {
+                return;
+            }
+            throw e;
+        }
+        throw new Exception("No exception thrown");
+    }
+}