openssl/fuzz/v3name.c
Hardik Shah 55aab29c1e Add fuzz test for v3name
v3name_fuzzer build modifications

create 99-test_fuzz_v3name_fuzzer.t

test corpus for cve-2023-0286

Reviewed-by: Kurt Roeckx <kurt@roeckx.be>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20274)
2023-03-01 20:25:15 +11:00

45 lines
1.1 KiB
C

/*
* Copyright 2012-2023 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <string.h>
#include <openssl/e_os2.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
#include "internal/nelem.h"
#include "fuzzer.h"
int FuzzerInitialize(int *argc, char ***argv)
{
return 1;
}
int FuzzerTestOneInput(const uint8_t* data, size_t size){
GENERAL_NAME *namesa;
GENERAL_NAME *namesb;
const unsigned char *derp = data;
/*
* We create two versions of each GENERAL_NAME so that we ensure when
* we compare them they are always different pointers.
*/
namesa = d2i_GENERAL_NAME(NULL, &derp, size);
derp = data;
namesb = d2i_GENERAL_NAME(NULL, &derp, size);
GENERAL_NAME_cmp(namesa, namesb);
if (namesa != NULL)
GENERAL_NAME_free(namesa);
if (namesb != NULL)
GENERAL_NAME_free(namesb);
return 0;
}
void FuzzerCleanup(void)
{
}