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/ssl/SignatureScheme/DisableCertSignAlgsExtForClientTLS13.java
+++ b/test/jdk/sun/security/ssl/SignatureScheme/DisableCertSignAlgsExtForClientTLS13.java
@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 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 8365820
+ * @summary Apply certificate scope constraints to algorithms in
+ *          "signature_algorithms" extension when
+ *          "signature_algorithms_cert" extension is not being sent.
+ *          This test covers the client side for TLSv1.3.
+ * @library /javax/net/ssl/templates
+ *          /test/lib
+ * @run main/othervm DisableCertSignAlgsExtForClientTLS13
+ */
+
+import static jdk.test.lib.Asserts.assertFalse;
+
+import java.security.Security;
+import java.util.List;
+
+// Test disabled signature_algorithms_cert extension on the client side
+// for TLSv1.3.
+public class DisableCertSignAlgsExtForClientTLS13 extends
+        DisableCertSignAlgsExtForClientTLS12 {
+
+    protected DisableCertSignAlgsExtForClientTLS13()
+            throws Exception {
+        super();
+    }
+
+    public static void main(String[] args) throws Exception {
+        Security.setProperty(
+                "jdk.tls.disabledAlgorithms", DISABLED_CONSTRAINTS);
+        // Disable signature_algorithms_cert extension for the client.
+        System.setProperty("jdk.tls.client.disableExtensions",
+                "signature_algorithms_cert");
+        new DisableCertSignAlgsExtForClientTLS13().run();
+    }
+
+    @Override
+    protected String getProtocol() {
+        return "TLSv1.3";
+    }
+
+    @Override
+    protected void checkClientHello() throws Exception {
+        super.checkClientHello();
+
+        // Get signature_algorithms extension signature schemes.
+        List<String> sigAlgsSS = getSigSchemesCliHello(
+                extractHandshakeMsg(cTOs, TLS_HS_CLI_HELLO),
+                SIG_ALGS_EXT);
+
+        // These signature schemes MOST NOT be present in signature_algorithms
+        // extension.
+        TLS13_CERT_ONLY.forEach(ss ->
+                assertFalse(sigAlgsSS.contains(ss), "Signature Scheme " + ss
+                        + " present in ClientHello's"
+                        + " signature_algorithms extension"));
+    }
+
+    // TLSv1.3 sends CertificateRequest signature schemes in
+    // signature_algorithms and signature_algorithms_cert extensions. Same as
+    // ClientHello, but they are encrypted. So we skip CertificateRequest
+    // signature schemes verification for TLSv1.3.
+    @Override
+    protected void checkCertificateRequest() {
+    }
+}