1 files changed, 55 insertions, 0 deletions
diff --git a/lib/fuzzing/fuzz_sess_crypt_blob.c b/lib/fuzzing/fuzz_sess_crypt_blob.c
new file mode 100644
index 0000000..bed697e
--- /dev/null
+++ b/lib/fuzzing/fuzz_sess_crypt_blob.c
@@ -0,0 +1,55 @@
+/*
+   Fuzzing sess_*crypt_blob
+   Copyright (C) Catalyst IT 2020
+
+   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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+#include "includes.h"
+#include "fuzzing/fuzzing.h"
+#include "libcli/auth/libcli_auth.h"
+#include "session.h"
+
+int LLVMFuzzerInitialize(int *argc, char ***argv)
+{
+	return 0;
+}
+
+
+int LLVMFuzzerTestOneInput(const uint8_t *input, size_t len)
+{
+	TALLOC_CTX *mem_ctx = NULL;
+	DATA_BLOB blob, session_key, out;
+	size_t slen;
+	if (len < 1) {
+		return 0;
+	}
+
+	slen = input[0];
+	if (len < slen + 1) {
+		return 0;
+	}
+
+	session_key.data = input + 1;
+	session_key.length = slen;
+	blob.data = input + 1 + slen;
+	blob.length = len - slen - 1;
+
+	mem_ctx = talloc_new(NULL);
+
+	out = sess_encrypt_blob(mem_ctx, &blob, &session_key);
+	sess_decrypt_blob(mem_ctx, &blob, &session_key, &out);
+
+	TALLOC_FREE(mem_ctx);
+	return 0;
+}