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/tools/jlink/ExplodedModuleNameTest.java
+++ b/test/jdk/tools/jlink/ExplodedModuleNameTest.java
@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2017, 2024, 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.
+ */
+
+import java.io.IOException;
+import java.nio.file.attribute.BasicFileAttributes;
+import java.nio.file.Files;
+import java.nio.file.FileVisitResult;
+import java.nio.file.Path;
+import java.nio.file.SimpleFileVisitor;
+import java.util.spi.ToolProvider;
+
+import tests.Helper;
+import tests.JImageGenerator;
+import tests.Result;
+
+/*
+ * @test
+ * @bug 8192986
+ * @summary Inconsistent handling of exploded modules in jlink
+ * @library ../lib
+ * @modules java.base/jdk.internal.jimage
+ *          jdk.jlink/jdk.tools.jlink.internal
+ *          jdk.jlink/jdk.tools.jmod
+ *          jdk.jlink/jdk.tools.jimage
+ *          jdk.compiler
+ * @build tests.*
+ * @run main ExplodedModuleNameTest
+ */
+public class ExplodedModuleNameTest {
+    static final ToolProvider JLINK_TOOL = ToolProvider.findFirst("jlink")
+        .orElseThrow(() ->
+            new RuntimeException("jlink tool not found")
+        );
+
+    public static void main(String[] args) throws Exception {
+        Helper helper = Helper.newHelper();
+        if (helper == null) {
+            System.err.println("Test not run");
+            return;
+        }
+
+        // generate a new exploded module
+        String modName = "mod8192986";
+        Path modDir = helper.generateDefaultExplodedModule(modName).getFile();
+        // rename the module containing directory
+        Path renamedModDir = modDir.resolveSibling("modified_mod8192986");
+        // copy the content from original directory to modified name directory
+        copyDir(modDir, renamedModDir);
+
+        Path outputDir = helper.createNewImageDir("image8192986");
+        JImageGenerator.getJLinkTask()
+                .modulePath(renamedModDir.toAbsolutePath().toString())
+                .output(outputDir)
+                .addMods(modName)
+                .launcher(modName + "=" + modName + "/" + modName +".Main")
+                .call().assertSuccess();
+    }
+
+    private static void copyDir(Path srcDir, Path destDir) throws IOException {
+        Files.walkFileTree(srcDir, new SimpleFileVisitor<Path>() {
+            @Override
+            public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
+                Path target = destDir.resolve(srcDir.relativize(dir));
+                Files.createDirectory(target);
+                return FileVisitResult.CONTINUE;
+            }
+
+            @Override
+            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
+                Files.copy(file, destDir.resolve(srcDir.relativize(file)));
+                return FileVisitResult.CONTINUE;
+            }
+        });
+    }
+}