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/net/spi/InetAddressResolverProvider/LookupPolicyOfTest.java
+++ b/test/jdk/java/net/spi/InetAddressResolverProvider/LookupPolicyOfTest.java
@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2021, 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
+ * @summary check if LookupPolicy.of correctly handles valid and illegal
+ * combinations of characteristics bit mask flags.
+ * @run testng LookupPolicyOfTest
+ */
+
+import org.testng.annotations.DataProvider;
+import org.testng.annotations.Test;
+
+import java.net.spi.InetAddressResolver.LookupPolicy;
+import java.util.List;
+
+import static java.net.spi.InetAddressResolver.LookupPolicy.IPV4;
+import static java.net.spi.InetAddressResolver.LookupPolicy.IPV4_FIRST;
+import static java.net.spi.InetAddressResolver.LookupPolicy.IPV6;
+import static java.net.spi.InetAddressResolver.LookupPolicy.IPV6_FIRST;
+
+public class LookupPolicyOfTest {
+
+    @Test(dataProvider = "validCharacteristics")
+    public void testValidCharacteristicCombinations(List<Integer> validCombination) {
+        LookupPolicy.of(bitFlagsToCharacteristicsValue(validCombination));
+    }
+
+    @Test(dataProvider = "invalidCharacteristics", expectedExceptions = IllegalArgumentException.class)
+    public void testInvalidCharacteristicCombinations(List<Integer> invalidCombination) {
+        LookupPolicy.of(bitFlagsToCharacteristicsValue(invalidCombination));
+    }
+
+    @DataProvider(name = "validCharacteristics")
+    public Object[][] validCharacteristicValue() {
+        return new Object[][]{
+                {List.of(IPV4)},
+                {List.of(IPV4, IPV4_FIRST)},
+                {List.of(IPV6)},
+                {List.of(IPV6, IPV6_FIRST)},
+                {List.of(IPV4, IPV6)},
+                {List.of(IPV4, IPV6, IPV4_FIRST)},
+                {List.of(IPV4, IPV6, IPV6_FIRST)},
+                // Custom flag values alongside to address type flags
+                // that could be used by custom providers
+                {List.of(IPV4, IPV6, 0x10)},
+                {List.of(IPV4, IPV6, 0x20)},
+        };
+    }
+
+    @DataProvider(name = "invalidCharacteristics")
+    public Object[][] illegalCharacteristicValue() {
+        return new Object[][]{
+                {List.of()},
+                {List.of(IPV4_FIRST)},
+                {List.of(IPV6_FIRST)},
+                {List.of(IPV4_FIRST, IPV6_FIRST)},
+                {List.of(IPV4, IPV6_FIRST)},
+                {List.of(IPV6, IPV4_FIRST)},
+                {List.of(IPV4, IPV6, IPV4_FIRST, IPV6_FIRST)},
+        };
+    }
+
+    private static int bitFlagsToCharacteristicsValue(List<Integer> bitFlagsList) {
+        return bitFlagsList.stream()
+                .reduce(0, (flag1, flag2) -> flag1 | flag2);
+    }
+}