openssl/0133-Add-a-test-for-SSL_select_next_proto.patch

173 lines
4.4 KiB
Diff

From add5c52a25c549cec4a730cdf96e2252f0a1862d Mon Sep 17 00:00:00 2001
From: Matt Caswell <matt@openssl.org>
Date: Fri, 31 May 2024 16:35:16 +0100
Subject: [PATCH 05/10] Add a test for SSL_select_next_proto
Follow on from CVE-2024-5535
Reviewed-by: Neil Horman <nhorman@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/24717)
---
test/sslapitest.c | 137 ++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 137 insertions(+)
diff --git a/test/sslapitest.c b/test/sslapitest.c
index ce163322cd..15cb9060cb 100644
--- a/test/sslapitest.c
+++ b/test/sslapitest.c
@@ -11741,6 +11741,142 @@ static int test_multi_resume(int idx)
return testresult;
}
+static struct next_proto_st {
+ int serverlen;
+ unsigned char server[40];
+ int clientlen;
+ unsigned char client[40];
+ int expected_ret;
+ size_t selectedlen;
+ unsigned char selected[40];
+} next_proto_tests[] = {
+ {
+ 4, { 3, 'a', 'b', 'c' },
+ 4, { 3, 'a', 'b', 'c' },
+ OPENSSL_NPN_NEGOTIATED,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 7, { 3, 'a', 'b', 'c', 2, 'a', 'b' },
+ 4, { 3, 'a', 'b', 'c' },
+ OPENSSL_NPN_NEGOTIATED,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 7, { 2, 'a', 'b', 3, 'a', 'b', 'c', },
+ 4, { 3, 'a', 'b', 'c' },
+ OPENSSL_NPN_NEGOTIATED,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 4, { 3, 'a', 'b', 'c' },
+ 7, { 3, 'a', 'b', 'c', 2, 'a', 'b', },
+ OPENSSL_NPN_NEGOTIATED,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 4, { 3, 'a', 'b', 'c' },
+ 7, { 2, 'a', 'b', 3, 'a', 'b', 'c'},
+ OPENSSL_NPN_NEGOTIATED,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 7, { 2, 'b', 'c', 3, 'a', 'b', 'c' },
+ 7, { 2, 'a', 'b', 3, 'a', 'b', 'c'},
+ OPENSSL_NPN_NEGOTIATED,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 10, { 2, 'b', 'c', 3, 'a', 'b', 'c', 2, 'a', 'b' },
+ 7, { 2, 'a', 'b', 3, 'a', 'b', 'c'},
+ OPENSSL_NPN_NEGOTIATED,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 4, { 3, 'b', 'c', 'd' },
+ 4, { 3, 'a', 'b', 'c' },
+ OPENSSL_NPN_NO_OVERLAP,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 0, { 0 },
+ 4, { 3, 'a', 'b', 'c' },
+ OPENSSL_NPN_NO_OVERLAP,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ -1, { 0 },
+ 4, { 3, 'a', 'b', 'c' },
+ OPENSSL_NPN_NO_OVERLAP,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 4, { 3, 'a', 'b', 'c' },
+ 0, { 0 },
+ OPENSSL_NPN_NO_OVERLAP,
+ 0, { 0 }
+ },
+ {
+ 4, { 3, 'a', 'b', 'c' },
+ -1, { 0 },
+ OPENSSL_NPN_NO_OVERLAP,
+ 0, { 0 }
+ },
+ {
+ 3, { 3, 'a', 'b', 'c' },
+ 4, { 3, 'a', 'b', 'c' },
+ OPENSSL_NPN_NO_OVERLAP,
+ 3, { 'a', 'b', 'c' }
+ },
+ {
+ 4, { 3, 'a', 'b', 'c' },
+ 3, { 3, 'a', 'b', 'c' },
+ OPENSSL_NPN_NO_OVERLAP,
+ 0, { 0 }
+ }
+};
+
+static int test_select_next_proto(int idx)
+{
+ struct next_proto_st *np = &next_proto_tests[idx];
+ int ret = 0;
+ unsigned char *out, *client, *server;
+ unsigned char outlen;
+ unsigned int clientlen, serverlen;
+
+ if (np->clientlen == -1) {
+ client = NULL;
+ clientlen = 0;
+ } else {
+ client = np->client;
+ clientlen = (unsigned int)np->clientlen;
+ }
+ if (np->serverlen == -1) {
+ server = NULL;
+ serverlen = 0;
+ } else {
+ server = np->server;
+ serverlen = (unsigned int)np->serverlen;
+ }
+
+ if (!TEST_int_eq(SSL_select_next_proto(&out, &outlen, server, serverlen,
+ client, clientlen),
+ np->expected_ret))
+ goto err;
+
+ if (np->selectedlen == 0) {
+ if (!TEST_ptr_null(out) || !TEST_uchar_eq(outlen, 0))
+ goto err;
+ } else {
+ if (!TEST_mem_eq(out, outlen, np->selected, np->selectedlen))
+ goto err;
+ }
+
+ ret = 1;
+ err:
+ return ret;
+}
+
OPT_TEST_DECLARE_USAGE("certfile privkeyfile srpvfile tmpfile provider config dhfile\n")
int setup_tests(void)
@@ -12053,6 +12189,7 @@ int setup_tests(void)
ADD_ALL_TESTS(test_handshake_retry, 16);
ADD_TEST(test_data_retry);
ADD_ALL_TESTS(test_multi_resume, 5);
+ ADD_ALL_TESTS(test_select_next_proto, OSSL_NELEM(next_proto_tests));
return 1;
err:
--
2.46.0