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/sun/security/lib/CheckBlockedCerts.java
+++ b/test/jdk/sun/security/lib/CheckBlockedCerts.java
@ -0,0 +1,117 @@
+/*
+ * Copyright (c) 2013, 2022, 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 8011402 8211969 8237995
+ * @summary Move blacklisting certificate logic from hard code to data
+ * @modules java.base/sun.security.util
+ */
+
+import sun.security.util.UntrustedCertificates;
+
+import java.io.*;
+import java.security.KeyStore;
+import java.security.cert.*;
+import java.util.*;
+
+public class CheckBlockedCerts {
+    public static void main(String[] args) throws Exception {
+
+        String home = System.getProperty("java.home");
+        boolean failed = false;
+
+        // Root CAs should always be trusted
+        File file = new File(home, "lib/security/cacerts");
+        KeyStore ks = KeyStore.getInstance(KeyStore.getDefaultType());
+        try (FileInputStream fis = new FileInputStream(file)) {
+            ks.load(fis, null);
+        }
+        System.out.println("Check for cacerts: " + ks.size());
+        for (String alias: Collections.list(ks.aliases())) {
+            X509Certificate cert = (X509Certificate)ks.getCertificate(alias);
+            if (UntrustedCertificates.isUntrusted(cert)) {
+                System.out.print(alias + " is untrusted");
+                failed = true;
+            }
+        }
+
+        // All certs in the pem files
+        Set<Certificate> blocked = new HashSet<>();
+
+        // Assumes the full src is available
+        File blockedCertsFile = new File(System.getProperty("test.src"),
+                "../../../../../src/java.base/share/data/blockedcertsconverter/blocked.certs.pem");
+
+        CertificateFactory cf = CertificateFactory.getInstance("X.509");
+        try (FileInputStream fis = new FileInputStream(blockedCertsFile)) {
+            Collection<? extends Certificate> certs
+                    = cf.generateCertificates(fis);
+            System.out.println(certs.size());
+            for (Certificate c: certs) {
+                blocked.add(c);
+                X509Certificate cert = ((X509Certificate)c);
+                if (!UntrustedCertificates.isUntrusted(cert)) {
+                    System.out.println(cert.getSubjectX500Principal() +
+                            " is trusted");
+                    failed = true;
+                }
+            }
+        }
+
+        // Check the blocked.certs file itself
+        file = new File(home, "lib/security/blocked.certs");
+        System.out.print("Check for " + file + ": ");
+        try (BufferedReader reader = new BufferedReader(
+                new InputStreamReader(new FileInputStream(file)))) {
+            int acount = 0;
+            int ccount = 0;
+            while (true) {
+                String line = reader.readLine();
+                if (line == null) break;
+                if (line.startsWith("Algorithm")) {
+                    acount++;
+                } else if (!line.isEmpty() && !line.startsWith("#")) {
+                    ccount++;
+                }
+            }
+            System.out.println(acount + " algs, " + ccount + " certs" );
+            if (acount != 1) {
+                System.out.println("There are " + acount + " algorithms");
+                failed = true;
+            }
+            // There are two unique fingerprints for each RSA certificate
+            if (ccount != blocked.size() * 2
+                    && !blocked.isEmpty()) {
+                System.out.println("Wrong blocked.certs size: "
+                        + ccount + " fingerprints, "
+                        + blocked.size() + " certs");
+                failed = true;
+            }
+        }
+
+        if (failed) {
+            throw new Exception("Failed");
+        }
+    }
+}