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httpd/httpd-2.4.51-openssl3.patch

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17 KiB
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https://github.com/apache/httpd/pull/258
--- httpd-2.4.51/modules/ssl/ssl_engine_init.c.openssl3
+++ httpd-2.4.51/modules/ssl/ssl_engine_init.c
@@ -91,7 +91,6 @@
return 1;
}
-#endif
/*
* Grab well-defined DH parameters from OpenSSL, see the BN_get_rfc*
@@ -171,6 +170,7 @@
return NULL; /* impossible to reach. */
}
+#endif
static void ssl_add_version_components(apr_pool_t *ptemp, apr_pool_t *pconf,
server_rec *s)
@@ -440,8 +440,9 @@
modssl_init_app_data2_idx(); /* for modssl_get_app_data2() at request time */
+#if MODSSL_USE_OPENSSL_PRE_1_1_API
init_dh_params();
-#if !MODSSL_USE_OPENSSL_PRE_1_1_API
+#else
init_bio_methods();
#endif
@@ -862,7 +863,11 @@
{
SSL_CTX *ctx = mctx->ssl_ctx;
+#if MODSSL_USE_OPENSSL_PRE_1_1_API
+ /* Note that for OpenSSL>=1.1, auto selection is enabled via
+ * SSL_CTX_set_dh_auto(,1) if no parameter is configured. */
SSL_CTX_set_tmp_dh_callback(ctx, ssl_callback_TmpDH);
+#endif
SSL_CTX_set_info_callback(ctx, ssl_callback_Info);
@@ -871,6 +876,23 @@
#endif
}
+static APR_INLINE
+int modssl_CTX_load_verify_locations(SSL_CTX *ctx,
+ const char *file,
+ const char *path)
+{
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+ if (!SSL_CTX_load_verify_locations(ctx, file, path))
+ return 0;
+#else
+ if (file && !SSL_CTX_load_verify_file(ctx, file))
+ return 0;
+ if (path && !SSL_CTX_load_verify_dir(ctx, path))
+ return 0;
+#endif
+ return 1;
+}
+
static apr_status_t ssl_init_ctx_verify(server_rec *s,
apr_pool_t *p,
apr_pool_t *ptemp,
@@ -911,10 +933,8 @@
ap_log_error(APLOG_MARK, APLOG_TRACE1, 0, s,
"Configuring client authentication");
- if (!SSL_CTX_load_verify_locations(ctx,
- mctx->auth.ca_cert_file,
- mctx->auth.ca_cert_path))
- {
+ if (!modssl_CTX_load_verify_locations(ctx, mctx->auth.ca_cert_file,
+ mctx->auth.ca_cert_path)) {
ap_log_error(APLOG_MARK, APLOG_EMERG, 0, s, APLOGNO(01895)
"Unable to configure verify locations "
"for client authentication");
@@ -999,6 +1019,23 @@
return APR_SUCCESS;
}
+static APR_INLINE
+int modssl_X509_STORE_load_locations(X509_STORE *store,
+ const char *file,
+ const char *path)
+{
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+ if (!X509_STORE_load_locations(store, file, path))
+ return 0;
+#else
+ if (file && !X509_STORE_load_file(store, file))
+ return 0;
+ if (path && !X509_STORE_load_path(store, path))
+ return 0;
+#endif
+ return 1;
+}
+
static apr_status_t ssl_init_ctx_crl(server_rec *s,
apr_pool_t *p,
apr_pool_t *ptemp,
@@ -1037,8 +1074,8 @@
ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, s, APLOGNO(01900)
"Configuring certificate revocation facility");
- if (!store || !X509_STORE_load_locations(store, mctx->crl_file,
- mctx->crl_path)) {
+ if (!store || !modssl_X509_STORE_load_locations(store, mctx->crl_file,
+ mctx->crl_path)) {
ap_log_error(APLOG_MARK, APLOG_EMERG, 0, s, APLOGNO(01901)
"Host %s: unable to configure X.509 CRL storage "
"for certificate revocation", mctx->sc->vhost_id);
@@ -1267,6 +1304,31 @@
return 0;
}
+static APR_INLINE int modssl_DH_bits(DH *dh)
+{
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+ return DH_bits(dh);
+#else
+ return BN_num_bits(DH_get0_p(dh));
+#endif
+}
+
+/* SSL_CTX_use_PrivateKey_file() can fail either because the private
+ * key was encrypted, or due to a mismatch between an already-loaded
+ * cert and the key - a common misconfiguration - from calling
+ * X509_check_private_key(). This macro is passed the last error code
+ * off the OpenSSL stack and evaluates to true only for the first
+ * case. With OpenSSL < 3 the second case is identifiable by the
+ * function code, but function codes are not used from 3.0. */
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+#define CHECK_PRIVKEY_ERROR(ec) (ERR_GET_FUNC(ec) != X509_F_X509_CHECK_PRIVATE_KEY)
+#else
+#define CHECK_PRIVKEY_ERROR(ec) (ERR_GET_LIB != ERR_LIB_X509 \
+ || (ERR_GET_REASON(ec) != X509_R_KEY_TYPE_MISMATCH \
+ && ERR_GET_REASON(ec) != X509_R_KEY_VALUES_MISMATCH \
+ && ERR_GET_REASON(ec) != X509_R_UNKNOWN_KEY_TYPE))
+#endif
+
static apr_status_t ssl_init_server_certs(server_rec *s,
apr_pool_t *p,
apr_pool_t *ptemp,
@@ -1277,7 +1339,7 @@
const char *vhost_id = mctx->sc->vhost_id, *key_id, *certfile, *keyfile;
int i;
X509 *cert;
- DH *dhparams;
+ DH *dh;
#ifdef HAVE_ECC
EC_GROUP *ecparams = NULL;
int nid;
@@ -1372,8 +1434,7 @@
}
else if ((SSL_CTX_use_PrivateKey_file(mctx->ssl_ctx, keyfile,
SSL_FILETYPE_PEM) < 1)
- && (ERR_GET_FUNC(ERR_peek_last_error())
- != X509_F_X509_CHECK_PRIVATE_KEY)) {
+ && CHECK_PRIVKEY_ERROR(ERR_peek_last_error())) {
ssl_asn1_t *asn1;
const unsigned char *ptr;
@@ -1462,13 +1523,22 @@
*/
certfile = APR_ARRAY_IDX(mctx->pks->cert_files, 0, const char *);
if (certfile && !modssl_is_engine_id(certfile)
- && (dhparams = ssl_dh_GetParamFromFile(certfile))) {
- SSL_CTX_set_tmp_dh(mctx->ssl_ctx, dhparams);
+ && (dh = ssl_dh_GetParamFromFile(certfile))) {
+ /* ### This should be replaced with SSL_CTX_set0_tmp_dh_pkey()
+ * for OpenSSL 3.0+. */
+ SSL_CTX_set_tmp_dh(mctx->ssl_ctx, dh);
ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, s, APLOGNO(02540)
"Custom DH parameters (%d bits) for %s loaded from %s",
- DH_bits(dhparams), vhost_id, certfile);
- DH_free(dhparams);
+ modssl_DH_bits(dh), vhost_id, certfile);
+ DH_free(dh);
}
+#if !MODSSL_USE_OPENSSL_PRE_1_1_API
+ else {
+ /* If no parameter is manually configured, enable auto
+ * selection. */
+ SSL_CTX_set_dh_auto(mctx->ssl_ctx, 1);
+ }
+#endif
#ifdef HAVE_ECC
/*
@@ -1518,6 +1588,7 @@
char buf[TLSEXT_TICKET_KEY_LEN];
char *path;
modssl_ticket_key_t *ticket_key = mctx->ticket_key;
+ int res;
if (!ticket_key->file_path) {
return APR_SUCCESS;
@@ -1545,11 +1616,22 @@
}
memcpy(ticket_key->key_name, buf, 16);
- memcpy(ticket_key->hmac_secret, buf + 16, 16);
memcpy(ticket_key->aes_key, buf + 32, 16);
-
- if (!SSL_CTX_set_tlsext_ticket_key_cb(mctx->ssl_ctx,
- ssl_callback_SessionTicket)) {
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+ memcpy(ticket_key->hmac_secret, buf + 16, 16);
+ res = SSL_CTX_set_tlsext_ticket_key_cb(mctx->ssl_ctx,
+ ssl_callback_SessionTicket);
+#else
+ ticket_key->mac_params[0] =
+ OSSL_PARAM_construct_octet_string(OSSL_MAC_PARAM_KEY, buf + 16, 16);
+ ticket_key->mac_params[1] =
+ OSSL_PARAM_construct_utf8_string(OSSL_MAC_PARAM_DIGEST, "sha256", 0);
+ ticket_key->mac_params[2] =
+ OSSL_PARAM_construct_end();
+ res = SSL_CTX_set_tlsext_ticket_key_evp_cb(mctx->ssl_ctx,
+ ssl_callback_SessionTicket);
+#endif
+ if (!res) {
ap_log_error(APLOG_MARK, APLOG_EMERG, 0, s, APLOGNO(01913)
"Unable to initialize TLS session ticket key callback "
"(incompatible OpenSSL version?)");
@@ -1680,7 +1762,7 @@
return ssl_die(s);
}
- X509_STORE_load_locations(store, pkp->ca_cert_file, NULL);
+ modssl_X509_STORE_load_locations(store, pkp->ca_cert_file, NULL);
for (n = 0; n < ncerts; n++) {
int i;
@@ -2277,10 +2359,11 @@
}
-#if !MODSSL_USE_OPENSSL_PRE_1_1_API
+#if MODSSL_USE_OPENSSL_PRE_1_1_API
+ free_dh_params();
+#else
free_bio_methods();
#endif
- free_dh_params();
return APR_SUCCESS;
}
--- httpd-2.4.51/modules/ssl/ssl_engine_io.c.openssl3
+++ httpd-2.4.51/modules/ssl/ssl_engine_io.c
@@ -194,6 +194,10 @@
static int bio_filter_out_read(BIO *bio, char *out, int outl)
{
/* this is never called */
+ bio_filter_out_ctx_t *outctx = (bio_filter_out_ctx_t *)BIO_get_data(bio);
+ ap_log_cerror(APLOG_MARK, APLOG_TRACE1, 0, outctx->c,
+ "BUG: %s() should not be called", "bio_filter_out_read");
+ AP_DEBUG_ASSERT(0);
return -1;
}
@@ -293,12 +297,20 @@
static int bio_filter_out_gets(BIO *bio, char *buf, int size)
{
/* this is never called */
+ bio_filter_out_ctx_t *outctx = (bio_filter_out_ctx_t *)BIO_get_data(bio);
+ ap_log_cerror(APLOG_MARK, APLOG_TRACE1, 0, outctx->c,
+ "BUG: %s() should not be called", "bio_filter_out_gets");
+ AP_DEBUG_ASSERT(0);
return -1;
}
static int bio_filter_out_puts(BIO *bio, const char *str)
{
/* this is never called */
+ bio_filter_out_ctx_t *outctx = (bio_filter_out_ctx_t *)BIO_get_data(bio);
+ ap_log_cerror(APLOG_MARK, APLOG_TRACE1, 0, outctx->c,
+ "BUG: %s() should not be called", "bio_filter_out_puts");
+ AP_DEBUG_ASSERT(0);
return -1;
}
@@ -533,22 +545,47 @@
static int bio_filter_in_write(BIO *bio, const char *in, int inl)
{
+ bio_filter_in_ctx_t *inctx = (bio_filter_in_ctx_t *)BIO_get_data(bio);
+ ap_log_cerror(APLOG_MARK, APLOG_TRACE1, 0, inctx->f->c,
+ "BUG: %s() should not be called", "bio_filter_in_write");
+ AP_DEBUG_ASSERT(0);
return -1;
}
static int bio_filter_in_puts(BIO *bio, const char *str)
{
+ bio_filter_in_ctx_t *inctx = (bio_filter_in_ctx_t *)BIO_get_data(bio);
+ ap_log_cerror(APLOG_MARK, APLOG_TRACE1, 0, inctx->f->c,
+ "BUG: %s() should not be called", "bio_filter_in_puts");
+ AP_DEBUG_ASSERT(0);
return -1;
}
static int bio_filter_in_gets(BIO *bio, char *buf, int size)
{
+ bio_filter_in_ctx_t *inctx = (bio_filter_in_ctx_t *)BIO_get_data(bio);
+ ap_log_cerror(APLOG_MARK, APLOG_TRACE1, 0, inctx->f->c,
+ "BUG: %s() should not be called", "bio_filter_in_gets");
+ AP_DEBUG_ASSERT(0);
return -1;
}
static long bio_filter_in_ctrl(BIO *bio, int cmd, long num, void *ptr)
{
- return -1;
+ bio_filter_in_ctx_t *inctx = (bio_filter_in_ctx_t *)BIO_get_data(bio);
+ switch (cmd) {
+#ifdef BIO_CTRL_EOF
+ case BIO_CTRL_EOF:
+ return inctx->rc == APR_EOF;
+#endif
+ default:
+ break;
+ }
+ ap_log_cerror(APLOG_MARK, APLOG_TRACE1, 0, inctx->f->c,
+ "BUG: bio_filter_in_ctrl() should not be called with cmd=%i",
+ cmd);
+ AP_DEBUG_ASSERT(0);
+ return 0;
}
#if MODSSL_USE_OPENSSL_PRE_1_1_API
@@ -573,7 +610,7 @@
bio_filter_in_read,
bio_filter_in_puts, /* puts is never called */
bio_filter_in_gets, /* gets is never called */
- bio_filter_in_ctrl, /* ctrl is never called */
+ bio_filter_in_ctrl, /* ctrl is called for EOF check */
bio_filter_create,
bio_filter_destroy,
NULL
--- httpd-2.4.51/modules/ssl/ssl_engine_kernel.c.openssl3
+++ httpd-2.4.51/modules/ssl/ssl_engine_kernel.c
@@ -1685,6 +1685,7 @@
** _________________________________________________________________
*/
+#if MODSSL_USE_OPENSSL_PRE_1_1_API
/*
* Hand out standard DH parameters, based on the authentication strength
*/
@@ -1730,6 +1731,7 @@
return modssl_get_dh_params(keylen);
}
+#endif
/*
* This OpenSSL callback function is called when OpenSSL
@@ -2614,7 +2616,11 @@
unsigned char *keyname,
unsigned char *iv,
EVP_CIPHER_CTX *cipher_ctx,
- HMAC_CTX *hctx,
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+ HMAC_CTX *hmac_ctx,
+#else
+ EVP_MAC_CTX *mac_ctx,
+#endif
int mode)
{
conn_rec *c = (conn_rec *)SSL_get_app_data(ssl);
@@ -2640,7 +2646,13 @@
}
EVP_EncryptInit_ex(cipher_ctx, EVP_aes_128_cbc(), NULL,
ticket_key->aes_key, iv);
- HMAC_Init_ex(hctx, ticket_key->hmac_secret, 16, tlsext_tick_md(), NULL);
+
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+ HMAC_Init_ex(hmac_ctx, ticket_key->hmac_secret, 16,
+ tlsext_tick_md(), NULL);
+#else
+ EVP_MAC_CTX_set_params(mac_ctx, ticket_key->mac_params);
+#endif
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(02289)
"TLS session ticket key for %s successfully set, "
@@ -2661,7 +2673,13 @@
EVP_DecryptInit_ex(cipher_ctx, EVP_aes_128_cbc(), NULL,
ticket_key->aes_key, iv);
- HMAC_Init_ex(hctx, ticket_key->hmac_secret, 16, tlsext_tick_md(), NULL);
+
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+ HMAC_Init_ex(hmac_ctx, ticket_key->hmac_secret, 16,
+ tlsext_tick_md(), NULL);
+#else
+ EVP_MAC_CTX_set_params(mac_ctx, ticket_key->mac_params);
+#endif
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(02290)
"TLS session ticket key for %s successfully set, "
--- httpd-2.4.51/modules/ssl/ssl_engine_log.c.openssl3
+++ httpd-2.4.51/modules/ssl/ssl_engine_log.c
@@ -78,6 +78,16 @@
return APR_EGENERAL;
}
+static APR_INLINE
+unsigned long modssl_ERR_peek_error_data(const char **data, int *flags)
+{
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+ return ERR_peek_error_line_data(NULL, NULL, data, flags);
+#else
+ return ERR_peek_error_data(data, flags);
+#endif
+}
+
/*
* Prints the SSL library error information.
*/
@@ -87,7 +97,7 @@
const char *data;
int flags;
- while ((e = ERR_peek_error_line_data(NULL, NULL, &data, &flags))) {
+ while ((e = modssl_ERR_peek_error_data(&data, &flags))) {
const char *annotation;
char err[256];
--- httpd-2.4.51/modules/ssl/ssl_private.h.openssl3
+++ httpd-2.4.51/modules/ssl/ssl_private.h
@@ -89,6 +89,9 @@
/* must be defined before including ssl.h */
#define OPENSSL_NO_SSL_INTERN
#endif
+#if OPENSSL_VERSION_NUMBER >= 0x30000000
+#include <openssl/core_names.h>
+#endif
#include <openssl/ssl.h>
#include <openssl/err.h>
#include <openssl/x509.h>
@@ -134,13 +137,12 @@
SSL_CTX_ctrl(ctx, SSL_CTRL_SET_MIN_PROTO_VERSION, version, NULL)
#define SSL_CTX_set_max_proto_version(ctx, version) \
SSL_CTX_ctrl(ctx, SSL_CTRL_SET_MAX_PROTO_VERSION, version, NULL)
-#elif LIBRESSL_VERSION_NUMBER < 0x2070000f
+#endif /* LIBRESSL_VERSION_NUMBER < 0x2060000f */
/* LibreSSL before 2.7 declares OPENSSL_VERSION_NUMBER == 2.0 but does not
* include most changes from OpenSSL >= 1.1 (new functions, macros,
* deprecations, ...), so we have to work around this...
*/
-#define MODSSL_USE_OPENSSL_PRE_1_1_API (1)
-#endif /* LIBRESSL_VERSION_NUMBER < 0x2060000f */
+#define MODSSL_USE_OPENSSL_PRE_1_1_API (LIBRESSL_VERSION_NUMBER < 0x2070000f)
#else /* defined(LIBRESSL_VERSION_NUMBER) */
#define MODSSL_USE_OPENSSL_PRE_1_1_API (OPENSSL_VERSION_NUMBER < 0x10100000L)
#endif
@@ -681,7 +683,11 @@
typedef struct {
const char *file_path;
unsigned char key_name[16];
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
unsigned char hmac_secret[16];
+#else
+ OSSL_PARAM mac_params[3];
+#endif
unsigned char aes_key[16];
} modssl_ticket_key_t;
#endif
@@ -945,8 +951,16 @@
int ssl_callback_ClientHello(SSL *, int *, void *);
#endif
#ifdef HAVE_TLS_SESSION_TICKETS
-int ssl_callback_SessionTicket(SSL *, unsigned char *, unsigned char *,
- EVP_CIPHER_CTX *, HMAC_CTX *, int);
+int ssl_callback_SessionTicket(SSL *ssl,
+ unsigned char *keyname,
+ unsigned char *iv,
+ EVP_CIPHER_CTX *cipher_ctx,
+#if OPENSSL_VERSION_NUMBER < 0x30000000L
+ HMAC_CTX *hmac_ctx,
+#else
+ EVP_MAC_CTX *mac_ctx,
+#endif
+ int mode);
#endif
#ifdef HAVE_TLS_ALPN
@@ -1124,10 +1138,12 @@
#endif
+#if MODSSL_USE_OPENSSL_PRE_1_1_API
/* Retrieve DH parameters for given key length. Return value should
* be treated as unmutable, since it is stored in process-global
* memory. */
DH *modssl_get_dh_params(unsigned keylen);
+#endif
/* Returns non-zero if the request was made over SSL/TLS. If sslconn
* is non-NULL and the request is using SSL/TLS, sets *sslconn to the
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