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/util/Locale/AliasesShouldBeRecognizedInCLDR.java
+++ b/test/jdk/java/util/Locale/AliasesShouldBeRecognizedInCLDR.java
@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2018, 2025, 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 8179071 8202537 8231273 8251317
+ * @summary Test that language aliases of CLDR supplemental metadata are handled correctly.
+ * @modules jdk.localedata
+ * @run junit AliasesShouldBeRecognizedInCLDR
+ */
+
+/*
+ * This fix is dependent on a particular version of CLDR data.
+ */
+
+import java.time.Month;
+import java.time.format.TextStyle;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Locale;
+import java.util.Set;
+import java.util.stream.Stream;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+public class AliasesShouldBeRecognizedInCLDR {
+
+    /*
+     * Deprecated and Legacy tags.
+     * As of CLDR 38, language aliases for some legacy tags have been removed.
+     */
+    private static final Set<String> LegacyAliases = Set.of(
+            "zh-guoyu", "zh-min-nan", "i-klingon", "i-tsu",
+            "sgn-CH-DE", "mo", "i-tay", "scc",
+            "i-hak", "sgn-BE-FR", "i-lux", "tl", "zh-hakka", "i-ami", "aa-SAAHO",
+            "zh-xiang", "i-pwn", "sgn-BE-NL", "jw", "sh", "i-bnn");
+
+    // Ensure the display name for the given tag's January is correct
+    @ParameterizedTest
+    @MethodSource("shortJanuaryNames")
+    public void janDisplayNameTest(String tag, String expected) {
+        Locale target = Locale.forLanguageTag(tag);
+        Month day = Month.JANUARY;
+        TextStyle style = TextStyle.SHORT;
+        String actual = day.getDisplayName(style, target);
+        assertEquals(expected, actual);
+    }
+
+    // Expected month format data for locales after language aliases replacement.
+    private static Stream<Arguments> shortJanuaryNames() {
+        return Stream.of(
+                Arguments.of("pa-PK", "\u0a1c\u0a28"),
+                Arguments.of("uz-AF", "yan"),
+                Arguments.of("sr-ME", "\u0458\u0430\u043d"),
+                Arguments.of("scc", "\u0458\u0430\u043d"),
+                Arguments.of("sh", "jan"),
+                Arguments.of("ha-Latn-NE", "Jan"),
+                Arguments.of("i-lux", "Jan.")
+        );
+    }
+
+    // getAvailableLocales() should not contain any deprecated or Legacy language tags
+    @Test
+    public void invalidTagsTest() {
+        Set<String> invalidTags = new HashSet<>();
+        Arrays.stream(Locale.getAvailableLocales())
+                .map(Locale::toLanguageTag)
+                .forEach(tag -> {if(LegacyAliases.contains(tag)) {invalidTags.add(tag);}});
+        assertTrue(invalidTags.isEmpty(),
+                "Deprecated and Legacy tags found  " + invalidTags + " in AvailableLocales ");
+    }
+}