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openssl/SOURCES/0140-CVE-2024-12797.patch

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import openssl-3.2.2-6.el9_5.1
2 weeks ago
diff --git a/ssl/statem/statem_clnt.c b/ssl/statem/statem_clnt.c
index 436b397346..df2eed7594 100644
--- a/ssl/statem/statem_clnt.c
+++ b/ssl/statem/statem_clnt.c
@@ -1910,6 +1910,7 @@ static WORK_STATE tls_post_process_server_rpk(SSL_CONNECTION *sc,
{
size_t certidx;
const SSL_CERT_LOOKUP *clu;
+ int v_ok;
if (sc->session->peer_rpk == NULL) {
SSLfatal(sc, SSL_AD_ILLEGAL_PARAMETER,
@@ -1919,9 +1920,19 @@ static WORK_STATE tls_post_process_server_rpk(SSL_CONNECTION *sc,
if (sc->rwstate == SSL_RETRY_VERIFY)
sc->rwstate = SSL_NOTHING;
- if (ssl_verify_rpk(sc, sc->session->peer_rpk) > 0
- && sc->rwstate == SSL_RETRY_VERIFY)
+
+ ERR_set_mark();
+ v_ok = ssl_verify_rpk(sc, sc->session->peer_rpk);
+ if (v_ok <= 0 && sc->verify_mode != SSL_VERIFY_NONE) {
+ ERR_clear_last_mark();
+ SSLfatal(sc, ssl_x509err2alert(sc->verify_result),
+ SSL_R_CERTIFICATE_VERIFY_FAILED);
+ return WORK_ERROR;
+ }
+ ERR_pop_to_mark(); /* but we keep s->verify_result */
+ if (v_ok > 0 && sc->rwstate == SSL_RETRY_VERIFY) {
return WORK_MORE_A;
+ }
if ((clu = ssl_cert_lookup_by_pkey(sc->session->peer_rpk, &certidx,
SSL_CONNECTION_GET_CTX(sc))) == NULL) {
@@ -2071,10 +2082,7 @@ WORK_STATE tls_post_process_server_certificate(SSL_CONNECTION *s,
if (s->rwstate == SSL_RETRY_VERIFY)
s->rwstate = SSL_NOTHING;
- i = ssl_verify_cert_chain(s, s->session->peer_chain);
- if (i > 0 && s->rwstate == SSL_RETRY_VERIFY) {
- return WORK_MORE_A;
- }
+
/*
* The documented interface is that SSL_VERIFY_PEER should be set in order
* for client side verification of the server certificate to take place.
@@ -2089,12 +2097,17 @@ WORK_STATE tls_post_process_server_certificate(SSL_CONNECTION *s,
* (less clean) historic behaviour of performing validation if any flag is
* set. The *documented* interface remains the same.
*/
- if (s->verify_mode != SSL_VERIFY_NONE && i <= 0) {
+ ERR_set_mark();
+ i = ssl_verify_cert_chain(s, s->session->peer_chain);
+ if (i <= 0 && s->verify_mode != SSL_VERIFY_NONE) {
+ ERR_clear_last_mark();
SSLfatal(s, ssl_x509err2alert(s->verify_result),
SSL_R_CERTIFICATE_VERIFY_FAILED);
return WORK_ERROR;
}
- ERR_clear_error(); /* but we keep s->verify_result */
+ ERR_pop_to_mark(); /* but we keep s->verify_result */
+ if (i > 0 && s->rwstate == SSL_RETRY_VERIFY)
+ return WORK_MORE_A;
/*
* Inconsistency alert: cert_chain does include the peer's certificate,
diff --git a/test/rpktest.c b/test/rpktest.c
index ac824798f1..624d366508 100644
--- a/test/rpktest.c
+++ b/test/rpktest.c
@@ -89,12 +89,14 @@ static int rpk_verify_server_cb(int ok, X509_STORE_CTX *ctx)
* idx = 13 - resumption with client authentication
* idx = 14 - resumption with client authentication, no ticket
* idx = 15 - like 0, but use non-default libctx
+ * idx = 16 - like 7, but with SSL_VERIFY_PEER connection should fail
+ * idx = 17 - like 8, but with SSL_VERIFY_PEER connection should fail
*
- * 16 * 2 * 4 * 2 * 2 * 2 * 2 = 2048 tests
+ * 18 * 2 * 4 * 2 * 2 * 2 * 2 = 2048 tests
*/
static int test_rpk(int idx)
{
-# define RPK_TESTS 16
+# define RPK_TESTS 18
# define RPK_DIMS (2 * 4 * 2 * 2 * 2 * 2)
SSL_CTX *cctx = NULL, *sctx = NULL;
SSL *clientssl = NULL, *serverssl = NULL;
@@ -114,6 +116,7 @@ static int test_rpk(int idx)
int idx_cert, idx_prot;
int client_auth = 0;
int resumption = 0;
+ int want_error = SSL_ERROR_NONE;
long server_verify_result = 0;
long client_verify_result = 0;
OSSL_LIB_CTX *test_libctx = NULL;
@@ -188,7 +191,7 @@ static int test_rpk(int idx)
#ifdef OPENSSL_NO_ECDSA
/* Can't get other_key if it's ECDSA */
if (other_pkey == NULL && idx_cert == 0
- && (idx == 4 || idx == 6 || idx == 7)) {
+ && (idx == 4 || idx == 6 || idx == 7 || idx == 16)) {
testresult = TEST_skip("EDCSA disabled");
goto end;
}
@@ -266,8 +269,10 @@ static int test_rpk(int idx)
goto end;
/* Only a private key */
if (idx == 1) {
- if (idx_server_server_rpk == 0 || idx_client_server_rpk == 0)
+ if (idx_server_server_rpk == 0 || idx_client_server_rpk == 0) {
expected = 0;
+ want_error = SSL_ERROR_SSL;
+ }
} else {
/* Add certificate */
if (!TEST_int_eq(SSL_use_certificate_file(serverssl, cert_file, SSL_FILETYPE_PEM), 1))
@@ -333,12 +338,14 @@ static int test_rpk(int idx)
client_expected = -1;
if (!TEST_true(SSL_add_expected_rpk(clientssl, other_pkey)))
goto end;
+ SSL_set_verify(clientssl, SSL_VERIFY_NONE, rpk_verify_client_cb);
client_verify_result = X509_V_ERR_DANE_NO_MATCH;
break;
case 8:
if (idx_server_server_rpk == 1 && idx_client_server_rpk == 1)
client_expected = -1;
/* no peer keys */
+ SSL_set_verify(clientssl, SSL_VERIFY_NONE, rpk_verify_client_cb);
client_verify_result = X509_V_ERR_RPK_UNTRUSTED;
break;
case 9:
@@ -370,9 +377,13 @@ static int test_rpk(int idx)
if (!TEST_int_eq(SSL_use_PrivateKey_file(clientssl, privkey_file, SSL_FILETYPE_PEM), 1))
goto end;
/* Since there's no cert, this is expected to fail without RPK support */
- if (!idx_server_client_rpk || !idx_client_client_rpk)
+ if (!idx_server_client_rpk || !idx_client_client_rpk) {
expected = 0;
- SSL_set_verify(serverssl, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, rpk_verify_server_cb);
+ want_error = SSL_ERROR_SSL;
+ SSL_set_verify(serverssl, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, NULL);
+ } else {
+ SSL_set_verify(serverssl, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, rpk_verify_server_cb);
+ }
client_auth = 1;
break;
case 11:
@@ -449,31 +460,52 @@ static int test_rpk(int idx)
if (!TEST_true(SSL_add_expected_rpk(clientssl, pkey)))
goto end;
break;
+ case 16:
+ if (idx_server_server_rpk == 1 && idx_client_server_rpk == 1) {
+ /* wrong expected server key */
+ expected = 0;
+ want_error = SSL_ERROR_SSL;
+ SSL_set_verify(serverssl, SSL_VERIFY_PEER, NULL);
+ }
+ if (!TEST_true(SSL_add_expected_rpk(clientssl, other_pkey)))
+ goto end;
+ break;
+ case 17:
+ if (idx_server_server_rpk == 1 && idx_client_server_rpk == 1) {
+ /* no expected server keys */
+ expected = 0;
+ want_error = SSL_ERROR_SSL;
+ SSL_set_verify(serverssl, SSL_VERIFY_PEER, NULL);
+ }
+ break;
}
- ret = create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE);
+ ret = create_ssl_connection(serverssl, clientssl, want_error);
if (!TEST_int_eq(expected, ret))
goto end;
+ if (expected <= 0) {
+ testresult = 1;
+ goto end;
+ }
+
/* Make sure client gets RPK or certificate as configured */
- if (expected == 1) {
- if (idx_server_server_rpk && idx_client_server_rpk) {
- if (!TEST_long_eq(SSL_get_verify_result(clientssl), client_verify_result))
- goto end;
- if (!TEST_ptr(SSL_get0_peer_rpk(clientssl)))
- goto end;
- if (!TEST_int_eq(SSL_get_negotiated_server_cert_type(serverssl), TLSEXT_cert_type_rpk))
- goto end;
- if (!TEST_int_eq(SSL_get_negotiated_server_cert_type(clientssl), TLSEXT_cert_type_rpk))
- goto end;
- } else {
- if (!TEST_ptr(SSL_get0_peer_certificate(clientssl)))
- goto end;
- if (!TEST_int_eq(SSL_get_negotiated_server_cert_type(serverssl), TLSEXT_cert_type_x509))
- goto end;
- if (!TEST_int_eq(SSL_get_negotiated_server_cert_type(clientssl), TLSEXT_cert_type_x509))
- goto end;
- }
+ if (idx_server_server_rpk && idx_client_server_rpk) {
+ if (!TEST_long_eq(SSL_get_verify_result(clientssl), client_verify_result))
+ goto end;
+ if (!TEST_ptr(SSL_get0_peer_rpk(clientssl)))
+ goto end;
+ if (!TEST_int_eq(SSL_get_negotiated_server_cert_type(serverssl), TLSEXT_cert_type_rpk))
+ goto end;
+ if (!TEST_int_eq(SSL_get_negotiated_server_cert_type(clientssl), TLSEXT_cert_type_rpk))
+ goto end;
+ } else {
+ if (!TEST_ptr(SSL_get0_peer_certificate(clientssl)))
+ goto end;
+ if (!TEST_int_eq(SSL_get_negotiated_server_cert_type(serverssl), TLSEXT_cert_type_x509))
+ goto end;
+ if (!TEST_int_eq(SSL_get_negotiated_server_cert_type(clientssl), TLSEXT_cert_type_x509))
+ goto end;
}
if (idx == 9) {
@@ -500,8 +532,7 @@ static int test_rpk(int idx)
if (!TEST_int_eq(SSL_get_negotiated_client_cert_type(clientssl), TLSEXT_cert_type_rpk))
goto end;
} else {
- /* only if connection is expected to succeed */
- if (expected == 1 && !TEST_ptr(SSL_get0_peer_certificate(serverssl)))
+ if (!TEST_ptr(SSL_get0_peer_certificate(serverssl)))
goto end;
if (!TEST_int_eq(SSL_get_negotiated_client_cert_type(serverssl), TLSEXT_cert_type_x509))
goto end;
@@ -591,7 +622,7 @@ static int test_rpk(int idx)
}
ret = create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE);
- if (!TEST_int_eq(expected, ret))
+ if (!TEST_true(ret))
goto end;
verify = SSL_get_verify_result(clientssl);
if (!TEST_int_eq(client_expected, verify))