73 lines
2.8 KiB
Java
73 lines
2.8 KiB
Java
/*
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* Copyright (c) 2024, Red Hat, Inc.
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import javax.crypto.*;
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import java.security.Key;
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import java.security.KeyPairGenerator;
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import java.security.Provider;
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/*
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* @test
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* @bug 8328556
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* @library /test/lib ..
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* @run main/othervm/timeout=30 -DCUSTOM_P11_CONFIG_NAME=p11-nss-sensitive.txt TestLargeSecretKeys
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*/
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public final class TestLargeSecretKeys extends PKCS11Test {
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public void main(Provider p) throws Exception {
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Key k = generateLargeSecretKey(p);
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Mac m = Mac.getInstance("HmacSHA512", p);
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m.init(k);
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m.doFinal(new byte[10]);
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// Before the fix for 8328556, the next call would require to re-build
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// the key in the NSS Software Token by means of a call to
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// C_UnwrapKey because the key's CKA_SENSITIVE attribute is CK_TRUE.
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// This call would fail with a CKR_TEMPLATE_INCONSISTENT error due to
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// secret key length checks in NSS: length of 384 bytes is greater
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// than 256 (defined as MAX_KEY_LEN in pkcs11i.h). With 8328556, the
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// key was never extracted after its first use so re-building for the
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// second use is not necessary.
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m.init(k);
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m.doFinal(new byte[10]);
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}
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private static Key generateLargeSecretKey(Provider p) throws Exception {
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KeyPairGenerator kpg1 = KeyPairGenerator.getInstance("DH", p);
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KeyPairGenerator kpg2 = KeyPairGenerator.getInstance("DH", p);
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kpg1.initialize(3072);
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kpg2.initialize(3072);
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Key privK = kpg1.generateKeyPair().getPrivate();
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Key pubK = kpg2.generateKeyPair().getPublic();
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KeyAgreement ka = KeyAgreement.getInstance("DH", p);
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ka.init(privK);
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ka.doPhase(pubK, true);
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return ka.generateSecret("TlsPremasterSecret");
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}
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public static void main(String[] args) throws Exception {
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main(new TestLargeSecretKeys());
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}
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}
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