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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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227
test/jdk/java/security/KeyStore/KeyStoreBuilder.java Normal file
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/*
* Copyright (c) 2003, 2016, 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 4938922 4961104 5071293 6236533 8130181
* @summary verify that the KeyStore.Builder API works
* @author Andreas Sterbenz
*/
import java.io.*;
import java.util.*;
import java.security.*;
import java.security.KeyStore.*;
import java.security.cert.*;
import java.security.cert.Certificate;
import javax.security.auth.callback.*;
public class KeyStoreBuilder {
private final static String DIR = System.getProperty("test.src", ".");
private static final char[] password = "passphrase".toCharArray();
private static final char[] wrongPassword = "wrong".toCharArray();
public static void main(String[] args) throws Exception {
File KSFILE = new File(DIR, "keystore.jks");
KeyStore ks;
String alias = "vajra";
Entry entry = null;
Builder builder;
builder = Builder.newInstance("JKS", null, KSFILE, new PasswordProtection(password));
ks = builder.getKeyStore();
System.out.println("-KeyStore: " + ks.size());
entry = ks.getEntry(alias, builder.getProtectionParameter(alias));
showEntry(entry);
builder = Builder.newInstance("JKS", Security.getProvider("Sun"), KSFILE,
new CallbackHandlerProtection(new DummyHandler()));
ks = builder.getKeyStore();
System.out.println("-KeyStore: " + ks.size());
entry = ks.getEntry(alias, builder.getProtectionParameter(alias));
showEntry(entry);
builder = Builder.newInstance("JKS", null, new PasswordProtection(password));
ks = builder.getKeyStore();
int k = ks.size();
System.out.println("-KeyStore: " + k);
if (k != 0) {
throw new Exception("Size not zero: " + k);
}
DummyHandler handler = new DummyHandler();
handler.useWrongPassword = 2;
builder = Builder.newInstance("JKS", null, KSFILE, new CallbackHandlerProtection(handler));
ks = builder.getKeyStore();
System.out.println("-KeyStore: " + ks.size());
entry = ks.getEntry(alias, builder.getProtectionParameter(alias));
showEntry(entry);
handler.useWrongPassword = 3;
builder = Builder.newInstance("JKS", null, KSFILE, new CallbackHandlerProtection(handler));
try {
ks = builder.getKeyStore();
throw new Exception("should not succeed");
} catch (KeyStoreException e) {
System.out.println(e);
}
try {
ks = builder.getKeyStore();
throw new Exception("should not succeed");
} catch (KeyStoreException e) {
System.out.println(e);
}
Provider p = new MyProvider();
handler.useWrongPassword = 2;
builder = Builder.newInstance("My", p, new CallbackHandlerProtection(handler));
ks = builder.getKeyStore();
k = ks.size();
System.out.println("-KeyStore: " + k);
if (k != 0) {
throw new Exception("Size not zero: " + k);
}
handler.useWrongPassword = 3;
builder = Builder.newInstance("My", p, new CallbackHandlerProtection(handler));
try {
ks = builder.getKeyStore();
throw new Exception("should not succeed");
} catch (KeyStoreException e) {
System.out.println(e);
}
try {
ks = builder.getKeyStore();
throw new Exception("should not succeed");
} catch (KeyStoreException e) {
System.out.println(e);
}
System.out.println("-OK");
}
private static void showEntry(Entry entry) {
PrivateKeyEntry pke = (PrivateKeyEntry)entry;
X509Certificate cert = (X509Certificate)pke.getCertificate();
System.out.println("subject: " + cert.getSubjectX500Principal());
}
private static class DummyHandler implements CallbackHandler {
int useWrongPassword;
public void handle(Callback[] callbacks)
throws IOException, UnsupportedCallbackException {
System.out.println("** Callbackhandler invoked");
for (int i = 0; i < callbacks.length; i++) {
Callback cb = callbacks[i];
if (cb instanceof PasswordCallback) {
System.out.println("Found PasswordCallback");
PasswordCallback pcb = (PasswordCallback)cb;
if (useWrongPassword == 0) {
pcb.setPassword(password);
} else {
pcb.setPassword(wrongPassword);
useWrongPassword--;
}
break;
}
}
}
}
private static class BaseKeyStoreSpi extends KeyStoreSpi {
public Key engineGetKey(String alias, char[] password) {
return null;
}
public Certificate[] engineGetCertificateChain(String alias) {
return null;
}
public Certificate engineGetCertificate(String alias) {
return null;
}
public Date engineGetCreationDate(String alias) {
return null;
}
public void engineSetKeyEntry(String alias, Key key, char[] password, Certificate[] certs) {
//
}
public void engineSetKeyEntry(String alias, byte[] key, Certificate[] certs) {
//
}
public void engineSetCertificateEntry(String alias, Certificate cert) {
//
}
public void engineDeleteEntry(String alias) {
//
}
public Enumeration<String> engineAliases() {
return new Vector<String>().elements();
}
public boolean engineContainsAlias(String alias) {
return false;
}
public int engineSize() {
return 0;
}
public boolean engineIsKeyEntry(String alias) {
return false;
}
public boolean engineIsCertificateEntry(String alias) {
return false;
}
public String engineGetCertificateAlias(Certificate cert) {
return null;
}
public void engineStore(OutputStream stream, char[] password) {
//
}
public void engineLoad(InputStream stream, char[] password) throws IOException {
//
}
}
public static class MyKeyStoreSpi extends BaseKeyStoreSpi {
public void engineLoad(InputStream stream, char[] pw) throws IOException {
if (Arrays.equals(password, pw) == false) {
Throwable t = new UnrecoverableKeyException("Wrong password: " + new String(pw));
throw (IOException)new IOException("load() failed").initCause(t);
}
}
}
private static class MyProvider extends Provider {
MyProvider() {
super("My", "1.0", null);
put("KeyStore.My", "KeyStoreBuilder$MyKeyStoreSpi");
}
}
}