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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.
This commit is contained in:
russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
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159
test/jdk/java/io/RandomAccessFile/ParameterCheck.java Normal file
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/*
* Copyright (c) 1997, 2010, 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 4030253 4030278 4030243
@summary Test for correct parameter checking in read(byte[], int, int),
readFully(byte[], int, int) and write(byte[], int, int) of RandomAccessFile
*/
import java.io.*;
public class ParameterCheck {
static int off[] = {-1, -1, 0, 0, 33, 33, 0, 32,
32, 4, 1, 0, -1, Integer.MAX_VALUE, 1};
static int len[] = {-1, 0, -1, 33, 0, 4, 32,
0, 4, 16, 31, 0, Integer.MAX_VALUE,
Integer.MAX_VALUE, Integer.MAX_VALUE};
static boolean results[] = { false, false, false, false, false, false,
true, true, false, true, true, true, false,
false, false };
static int numBad = 0;
private static void doTest(String method) throws Exception {
File fn = new File("x.ParameterCheck");
RandomAccessFile raf = null;
try {
byte b[] = new byte[32];
int numCases = off.length;
int[] got = new int[numCases];
int numGood = 0;
FileOutputStream fout = new FileOutputStream(fn);
for (int i = 0; i < 32; i++) {
fout.write(i);
}
fout.close();
raf = new RandomAccessFile(fn , "rw");
System.err.println("-----------------------------" +
"-----------------------------");
System.err.println("\nRandomAccessFile." + method +
"\nTotal test cases = " + (off.length+1));
System.err.println("-----------------------------" +
"-----------------------------");
for(int i = 0; i < numCases; i++) {
try {
if (method.equals("readFully")) {
raf.readFully(b , off[i] , len[i]);
}
if (method.equals("read")) {
raf.read(b , off[i] , len[i]);
}
if (method.equals("write")) {
raf.write(b , off[i] , len[i]);
}
raf.seek(0);
} catch(IndexOutOfBoundsException aiobe) {
if (results[i]) {
printErr(method , numGood,
i, "java.lang.IndexOutOfBoundsException");
} else {
numGood++;
}
continue;
} catch(OutOfMemoryError ome) {
printErr(method, numGood,
i, "java.lang.OutOfMemoryError");
continue;
}
if (results[i]) {
numGood++;
}
else {
printErr(method, numGood,
i, "No java.lang.IndexOutOfBoundsException");
}
}
raf.seek(0);
boolean thrown = false;
try {
if (method.equals("readFully")) {
raf.readFully(null, 1, 2);
}
if (method.equals("read")) {
raf.read(null, 1, 2);
}
if (method.equals("write")) {
raf.write(null, 1, 2);
}
} catch(NullPointerException npe) {
numGood++;
thrown = true;
}
if (!thrown) {
printErr(method, numGood, -1,
"no NullPointerException for null b");
}
System.err.println("\nTotal passed = " + numGood);
System.err.println("-----------------------------" +
"-----------------------------");
} finally {
if (raf != null)
raf.close();
fn.delete();
}
}
private static void printErr(String method, int numGood,
int i, String expStr) {
numBad++;
System.err.println("\nNumber passed so far = " + numGood +
"\nUnexpected " + expStr);
if ( i < 0 ) {
System.err.println("for case : b = null");
} else {
System.err.println("for case : b.length = " + 32 +
" off = " + off[i] +
" len = " + len[i]);
}
}
public static void main(String argv[]) throws Exception{
doTest("read");
doTest("readFully");
doTest("write");
if (numBad > 0) {
throw new RuntimeException("Failed " + numBad + " tests");
}
}
}