From 6504f7fe43e9264a110527374f4bbe20f8e0004d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 10:04:28 +0200 Subject: Adding upstream version 2:2.6.1. Signed-off-by: Daniel Baumann --- tests/fuzz/crypt2_load_ondisk_fuzz.cc | 64 +++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 tests/fuzz/crypt2_load_ondisk_fuzz.cc (limited to 'tests/fuzz/crypt2_load_ondisk_fuzz.cc') diff --git a/tests/fuzz/crypt2_load_ondisk_fuzz.cc b/tests/fuzz/crypt2_load_ondisk_fuzz.cc new file mode 100644 index 0000000..9b5328d --- /dev/null +++ b/tests/fuzz/crypt2_load_ondisk_fuzz.cc @@ -0,0 +1,64 @@ +/* + * cryptsetup LUKS1, FileVault, BitLocker fuzz target + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +extern "C" { +#define FILESIZE (16777216) +#include "src/cryptsetup.h" +#include +#include "luks1/luks.h" +#include "crypto_backend/crypto_backend.h" +#include "FuzzerInterface.h" + +void empty_log(int level, const char *msg, void *usrptr) {} + +int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + int fd, r; + struct crypt_device *cd = NULL; + char name[] = "/tmp/test-script-fuzz.XXXXXX"; + + fd = mkostemp(name, O_RDWR | O_CREAT | O_EXCL | O_CLOEXEC); + if (fd == -1) + err(EXIT_FAILURE, "mkostemp() failed"); + + /* enlarge header */ + if (ftruncate(fd, FILESIZE) == -1) + goto out; + + if (write_buffer(fd, data, size) != (ssize_t) size) + goto out; + + crypt_set_log_callback(NULL, empty_log, NULL); + + if (crypt_init(&cd, name) == 0) { + r = crypt_load(cd, CRYPT_LUKS1, NULL); + if (r == 0) + goto out; + + r = crypt_load(cd, CRYPT_FVAULT2, NULL); + if (r == 0) + goto out; + + (void) crypt_load(cd, CRYPT_BITLK, NULL); + } +out: + crypt_free(cd); + close(fd); + unlink(name); + return 0; +} +} -- cgit v1.2.3