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undefect. CWE-407 — 63 sites patched across 27 ecosystems

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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.
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russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
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test/micro/org/openjdk/bench/java/security/SSLHandshake.java Normal file
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/*
* Copyright (c) 2022, 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.
*/
package org.openjdk.bench.java.security;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Fork;
import org.openjdk.jmh.annotations.Level;
import org.openjdk.jmh.annotations.Measurement;
import org.openjdk.jmh.annotations.Mode;
import org.openjdk.jmh.annotations.OutputTimeUnit;
import org.openjdk.jmh.annotations.Param;
import org.openjdk.jmh.annotations.Scope;
import org.openjdk.jmh.annotations.Setup;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.annotations.Warmup;
import java.nio.ByteBuffer;
import java.security.KeyStore;
import java.util.concurrent.TimeUnit;
import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLEngine;
import javax.net.ssl.SSLEngineResult;
import javax.net.ssl.SSLEngineResult.HandshakeStatus;
import javax.net.ssl.SSLParameters;
import javax.net.ssl.SSLSession;
import javax.net.ssl.TrustManagerFactory;
@BenchmarkMode(Mode.Throughput)
@OutputTimeUnit(TimeUnit.SECONDS)
@State(Scope.Thread)
@Warmup(iterations = 5, time = 5)
@Measurement(iterations = 5, time = 5)
@Fork(value = 3)
public class SSLHandshake {
// one global server context
private static final SSLContext sslServerCtx = getServerContext();
// per-thread client contexts
private SSLContext sslClientCtx;
private SSLEngine clientEngine;
private ByteBuffer clientOut = ByteBuffer.allocate(5);
private ByteBuffer clientIn = ByteBuffer.allocate(1 << 15);
private SSLEngine serverEngine;
private ByteBuffer serverOut = ByteBuffer.allocate(5);
private ByteBuffer serverIn = ByteBuffer.allocate(1 << 15);
private ByteBuffer cTOs = ByteBuffer.allocateDirect(1 << 16);
private ByteBuffer sTOc = ByteBuffer.allocateDirect(1 << 16);
@Param({"true", "false"})
boolean resume;
@Param({
"TLSv1.2-secp256r1",
"TLSv1.3-x25519", "TLSv1.3-secp256r1", "TLSv1.3-secp384r1",
"TLSv1.3-X25519MLKEM768", "TLSv1.3-SecP256r1MLKEM768", "TLSv1.3-SecP384r1MLKEM1024"
})
String versionAndGroup;
private String tlsVersion;
private String namedGroup;
private static SSLContext getServerContext() {
try {
KeyStore ks = TestCertificates.getKeyStore();
KeyManagerFactory kmf = KeyManagerFactory.getInstance(
KeyManagerFactory.getDefaultAlgorithm());
kmf.init(ks, new char[0]);
SSLContext sslCtx = SSLContext.getInstance("TLS");
sslCtx.init(kmf.getKeyManagers(), null, null);
return sslCtx;
} catch (Exception e) {
throw new RuntimeException(e);
}
}
@Setup(Level.Trial)
public void init() throws Exception {
String[] components = versionAndGroup.split("-", 2);
tlsVersion = components[0];
namedGroup = components[1];
KeyStore ts = TestCertificates.getTrustStore();
TrustManagerFactory tmf = TrustManagerFactory.getInstance(
TrustManagerFactory.getDefaultAlgorithm());
tmf.init(ts);
SSLContext sslCtx = SSLContext.getInstance(tlsVersion);
sslCtx.init(null, tmf.getTrustManagers(), null);
sslClientCtx = sslCtx;
}
private HandshakeStatus checkResult(SSLEngine engine, SSLEngineResult result) {
HandshakeStatus hsStatus = result.getHandshakeStatus();
if (hsStatus == HandshakeStatus.NEED_TASK) {
Runnable runnable;
while ((runnable = engine.getDelegatedTask()) != null) {
runnable.run();
}
hsStatus = engine.getHandshakeStatus();
}
return hsStatus;
}
/**
* This benchmark measures the time needed to perform a TLS handshake.
* Data is exchanged using a pair of ByteBuffers.
* The client and the server both operate on the same thread.
*/
@Benchmark
public SSLSession doHandshake() throws Exception {
createSSLEngines();
boolean isCtoS = true;
for (;;) {
HandshakeStatus result;
if (isCtoS) {
result = checkResult(clientEngine,
clientEngine.wrap(clientOut, cTOs)
);
cTOs.flip();
checkResult(serverEngine,
serverEngine.unwrap(cTOs, serverIn)
);
cTOs.compact();
if (result == HandshakeStatus.NEED_UNWRAP) {
isCtoS = false;
} else if (result == HandshakeStatus.FINISHED) {
break;
} else if (result != HandshakeStatus.NEED_WRAP) {
throw new Exception("Unexpected result "+result);
}
} else {
result = checkResult(serverEngine,
serverEngine.wrap(serverOut, sTOc)
);
sTOc.flip();
checkResult(clientEngine,
clientEngine.unwrap(sTOc, clientIn)
);
sTOc.compact();
if (result == HandshakeStatus.NEED_UNWRAP) {
isCtoS = true;
} else if (result == HandshakeStatus.FINISHED) {
break;
} else if (result != HandshakeStatus.NEED_WRAP) {
throw new Exception("Unexpected result "+result);
}
}
}
SSLSession session = clientEngine.getSession();
if (resume) {
// TLS 1.3 needs another wrap/unwrap to deliver a session ticket
serverEngine.wrap(serverOut, sTOc);
sTOc.flip();
clientEngine.unwrap(sTOc, clientIn);
sTOc.compact();
} else {
// invalidate TLS1.2 session. TLS 1.3 doesn't care
session.invalidate();
}
return session;
}
private void createSSLEngines() {
/*
* Configure the serverEngine to act as a server in the SSL/TLS
* handshake.
*/
serverEngine = sslServerCtx.createSSLEngine();
serverEngine.setUseClientMode(false);
/*
* Similar to above, but using client mode instead.
*/
clientEngine = sslClientCtx.createSSLEngine("client", 80);
clientEngine.setUseClientMode(true);
// Set the key exchange named group in client and server engines
SSLParameters clientParams = clientEngine.getSSLParameters();
clientParams.setNamedGroups(new String[]{namedGroup});
clientEngine.setSSLParameters(clientParams);
SSLParameters serverParams = serverEngine.getSSLParameters();
serverParams.setNamedGroups(new String[]{namedGroup});
serverEngine.setSSLParameters(serverParams);
}
}