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CVE-2024-5290 : Fix loading of arbitrary shared objects

Browse Source 
Signed-off-by: SubmarinePhantom <liuxiyao223@huawei.com>
Change-Id: Ibc19758c24785f6e69ac793be808bdba06c2de12
This commit is contained in:
SubmarinePhantom 2024-08-16 11:40:35 +08:00
parent 720c90c876
commit bfd0bcf62c
13 changed files with 143 additions and 7 deletions
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6
wpa_supplicant-2.9_standard/src/crypto/tls.h
View File

@ -79,9 +79,15 @@ union tls_event_data {
};
struct tls_config {
#ifndef CONFIG_OPENSC_ENGINE_PATH
const char *opensc_engine_path;
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifndef CONFIG_PKCS11_ENGINE_PATH
const char *pkcs11_engine_path;
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
const char *pkcs11_module_path;
#endif /* CONFIG_PKCS11_MODULE_PATH */
int fips_mode;
int cert_in_cb;
const char *openssl_ciphers;

30
wpa_supplicant-2.9_standard/src/crypto/tls_openssl.c
View File

@ -960,6 +960,26 @@ void * tls_init(const struct tls_config *conf)
SSL_CTX *ssl;
struct tls_context *context;
const char *ciphers;
#ifndef OPENSSL_NO_ENGINE
#ifdef CONFIG_OPENSC_ENGINE_PATH
char const * const opensc_engine_path = CONFIG_OPENSC_ENGINE_PATH;
#else /* CONFIG_OPENSC_ENGINE_PATH */
char const * const opensc_engine_path =
conf ? conf->opensc_engine_path : NULL;
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifdef CONFIG_PKCS11_ENGINE_PATH
char const * const pkcs11_engine_path = CONFIG_PKCS11_ENGINE_PATH;
#else /* CONFIG_PKCS11_ENGINE_PATH */
char const * const pkcs11_engine_path =
conf ? conf->pkcs11_engine_path : NULL;
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifdef CONFIG_PKCS11_MODULE_PATH
char const * const pkcs11_module_path = CONFIG_PKCS11_MODULE_PATH;
#else /* CONFIG_PKCS11_MODULE_PATH */
char const * const pkcs11_module_path =
conf ? conf->pkcs11_module_path : NULL;
#endif /* CONFIG_PKCS11_MODULE_PATH */
#endif /* OPENSSL_NO_ENGINE */
if (tls_openssl_ref_count == 0) {
void openssl_load_legacy_provider(void);
@ -1093,12 +1113,10 @@ void * tls_init(const struct tls_config *conf)
wpa_printf(MSG_DEBUG, "ENGINE: Loading builtin engines");
ENGINE_load_builtin_engines();
if (conf &&
(conf->opensc_engine_path || conf->pkcs11_engine_path ||
conf->pkcs11_module_path)) {
if (tls_engine_load_dynamic_opensc(conf->opensc_engine_path) ||
tls_engine_load_dynamic_pkcs11(conf->pkcs11_engine_path,
conf->pkcs11_module_path)) {
if (opensc_engine_path || pkcs11_engine_path || pkcs11_module_path) {
if (tls_engine_load_dynamic_opensc(opensc_engine_path) ||
tls_engine_load_dynamic_pkcs11(pkcs11_engine_path,
pkcs11_module_path)) {
tls_deinit(data);
return NULL;
}

6
wpa_supplicant-2.9_standard/src/eap_peer/eap.c
View File

@ -2184,9 +2184,15 @@ struct eap_sm * eap_peer_sm_init(void *eapol_ctx,
dl_list_init(&sm->erp_keys);
os_memset(&tlsconf, 0, sizeof(tlsconf));
#ifndef CONFIG_OPENSC_ENGINE_PATH
tlsconf.opensc_engine_path = conf->opensc_engine_path;
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifndef CONFIG_PKCS11_ENGINE_PATH
tlsconf.pkcs11_engine_path = conf->pkcs11_engine_path;
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
tlsconf.pkcs11_module_path = conf->pkcs11_module_path;
#endif /* CONFIG_PKCS11_MODULE_PATH */
tlsconf.openssl_ciphers = conf->openssl_ciphers;
#ifdef CONFIG_FIPS
tlsconf.fips_mode = 1;

6
wpa_supplicant-2.9_standard/src/eapol_supp/eapol_supp_sm.c
View File

@ -2127,9 +2127,15 @@ struct eapol_sm *eapol_sm_init(struct eapol_ctx *ctx)
sm->authPeriod = 30;
os_memset(&conf, 0, sizeof(conf));
#ifndef CONFIG_OPENSC_ENGINE_PATH
conf.opensc_engine_path = ctx->opensc_engine_path;
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifndef CONFIG_PKCS11_ENGINE_PATH
conf.pkcs11_engine_path = ctx->pkcs11_engine_path;
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
conf.pkcs11_module_path = ctx->pkcs11_module_path;
#endif /* CONFIG_PKCS11_MODULE_PATH */
conf.openssl_ciphers = ctx->openssl_ciphers;
conf.wps = ctx->wps;
conf.cert_in_cb = ctx->cert_in_cb;

6
wpa_supplicant-2.9_standard/src/eapol_supp/eapol_supp_sm.h
View File

@ -188,6 +188,7 @@ struct eapol_ctx {
*/
void (*aborted_cached)(void *ctx);
#ifndef CONFIG_OPENSC_ENGINE_PATH
/**
* opensc_engine_path - Path to the OpenSSL engine for opensc
*
@ -195,7 +196,9 @@ struct eapol_ctx {
* engine (engine_opensc.so); if %NULL, this engine is not loaded.
*/
const char *opensc_engine_path;
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifndef CONFIG_PKCS11_ENGINE_PATH
/**
* pkcs11_engine_path - Path to the OpenSSL engine for PKCS#11
*
@ -203,7 +206,9 @@ struct eapol_ctx {
* engine (engine_pkcs11.so); if %NULL, this engine is not loaded.
*/
const char *pkcs11_engine_path;
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
/**
* pkcs11_module_path - Path to the OpenSSL OpenSC/PKCS#11 module
*
@ -212,6 +217,7 @@ struct eapol_ctx {
* module is not loaded.
*/
const char *pkcs11_module_path;
#endif /* CONFIG_PKCS11_MODULE_PATH */
/**
* openssl_ciphers - OpenSSL cipher string

28
wpa_supplicant-2.9_standard/wpa_supplicant/Makefile Executable file → Normal file
View File

@ -491,6 +491,34 @@ ifdef CONFIG_NO_ROAMING
CFLAGS += -DCONFIG_NO_ROAMING
endif
ifdef CONFIG_OPENSC_ENGINE_PATH
CFLAGS += -DCONFIG_OPENSC_ENGINE_PATH=\"$(CONFIG_OPENSC_ENGINE_PATH)\"
endif
ifdef CONFIG_NO_OPENSC_ENGINE_PATH
CFLAGS += -DCONFIG_OPENSC_ENGINE_PATH=NULL
endif
ifdef CONFIG_PKCS11_ENGINE_PATH
CFLAGS += -DCONFIG_PKCS11_ENGINE_PATH=\"$(CONFIG_PKCS11_ENGINE_PATH)\"
endif
ifdef CONFIG_NO_PKCS11_ENGINE_PATH
CFLAGS += -DCONFIG_PKCS11_ENGINE_PATH=NULL
endif
ifdef CONFIG_PKCS11_MODULE_PATH
CFLAGS += -DCONFIG_PKCS11_MODULE_PATH=\"$(CONFIG_PKCS11_MODULE_PATH)\"
endif
ifdef CONFIG_NO_PKCS11_MODULE_PATH
CFLAGS += -DCONFIG_PKCS11_MODULE_PATH=NULL
endif
ifdef CONFIG_NO_LOAD_DYNAMIC_EAP
CFLAGS += -DCONFIG_NO_LOAD_DYNAMIC_EAP
endif
include ../src/drivers/drivers.mak
ifdef CONFIG_AP
OBJS_d += $(DRV_BOTH_OBJS)

16
wpa_supplicant-2.9_standard/wpa_supplicant/config.c
View File

@ -2930,9 +2930,15 @@ void wpa_config_free(struct wpa_config *config)
wpabuf_free(config->wps_vendor_ext[i]);
os_free(config->ctrl_interface);
os_free(config->ctrl_interface_group);
#ifndef CONFIG_OPENSC_ENGINE_PATH
os_free(config->opensc_engine_path);
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifndef CONFIG_PKCS11_ENGINE_PATH
os_free(config->pkcs11_engine_path);
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
os_free(config->pkcs11_module_path);
#endif /* CONFIG_PKCS11_MODULE_PATH */
os_free(config->openssl_ciphers);
os_free(config->pcsc_reader);
str_clear_free(config->pcsc_pin);
@ -4704,6 +4710,7 @@ static int wpa_config_process_country(const struct global_parse_data *data,
}
#ifndef CONFIG_NO_LOAD_DYNAMIC_EAP
static int wpa_config_process_load_dynamic_eap(
const struct global_parse_data *data, struct wpa_config *config,
int line, const char *so)
@ -4722,6 +4729,7 @@ static int wpa_config_process_load_dynamic_eap(
return 0;
}
#endif /* CONFIG_NO_LOAD_DYNAMIC_EAP */
#ifdef CONFIG_WPS
@ -5103,9 +5111,15 @@ static const struct global_parse_data global_fields[] = {
#endif /* CONFIG_MESH */
{ INT(disable_scan_offload), 0 },
{ INT(fast_reauth), 0 },
#ifndef CONFIG_OPENSC_ENGINE_PATH
{ STR(opensc_engine_path), 0 },
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifndef CONFIG_PKCS11_ENGINE_PATH
{ STR(pkcs11_engine_path), 0 },
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
{ STR(pkcs11_module_path), 0 },
#endif /* CONFIG_PKCS11_MODULE_PATH */
{ STR(openssl_ciphers), 0 },
{ STR(pcsc_reader), 0 },
{ STR(pcsc_pin), 0 },
@ -5117,7 +5131,9 @@ static const struct global_parse_data global_fields[] = {
#ifndef CONFIG_NO_CONFIG_WRITE
{ INT(update_config), 0 },
#endif /* CONFIG_NO_CONFIG_WRITE */
#ifndef CONFIG_NO_LOAD_DYNAMIC_EAP
{ FUNC_NO_VAR(load_dynamic_eap), 0 },
#endif /* CONFIG_NO_LOAD_DYNAMIC_EAP */
#ifdef CONFIG_WPS
{ FUNC(uuid), CFG_CHANGED_UUID },
{ INT_RANGE(auto_uuid, 0, 1), 0 },

6
wpa_supplicant-2.9_standard/wpa_supplicant/config.h
View File

@ -581,6 +581,7 @@ struct wpa_config {
*/
int fast_reauth;
#ifndef CONFIG_OPENSC_ENGINE_PATH
/**
* opensc_engine_path - Path to the OpenSSL engine for opensc
*
@ -588,7 +589,9 @@ struct wpa_config {
* engine (engine_opensc.so); if %NULL, this engine is not loaded.
*/
char *opensc_engine_path;
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifndef CONFIG_PKCS11_ENGINE_PATH
/**
* pkcs11_engine_path - Path to the OpenSSL engine for PKCS#11
*
@ -596,7 +599,9 @@ struct wpa_config {
* engine (engine_pkcs11.so); if %NULL, this engine is not loaded.
*/
char *pkcs11_engine_path;
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
/**
* pkcs11_module_path - Path to the OpenSSL OpenSC/PKCS#11 module
*
@ -605,6 +610,7 @@ struct wpa_config {
* module is not loaded.
*/
char *pkcs11_module_path;
#endif /* CONFIG_PKCS11_MODULE_PATH */
/**
* openssl_ciphers - OpenSSL cipher string

6
wpa_supplicant-2.9_standard/wpa_supplicant/config_file.c
View File

@ -1092,15 +1092,21 @@ static void wpa_config_write_global(FILE *f, struct wpa_config *config)
config->disable_scan_offload);
if (config->fast_reauth != DEFAULT_FAST_REAUTH)
fprintf(f, "fast_reauth=%d\n", config->fast_reauth);
#ifndef CONFIG_OPENSC_ENGINE_PATH
if (config->opensc_engine_path)
fprintf(f, "opensc_engine_path=%s\n",
config->opensc_engine_path);
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifndef CONFIG_PKCS11_ENGINE_PATH
if (config->pkcs11_engine_path)
fprintf(f, "pkcs11_engine_path=%s\n",
config->pkcs11_engine_path);
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
if (config->pkcs11_module_path)
fprintf(f, "pkcs11_module_path=%s\n",
config->pkcs11_module_path);
#endif /* CONFIG_PKCS11_MODULE_PATH */
if (config->openssl_ciphers)
fprintf(f, "openssl_ciphers=%s\n", config->openssl_ciphers);
if (config->pcsc_reader)

12
wpa_supplicant-2.9_standard/wpa_supplicant/dbus/dbus_new_handlers.c
View File

@ -4183,11 +4183,17 @@ dbus_bool_t wpas_dbus_getter_pkcs11_engine_path(
const struct wpa_dbus_property_desc *property_desc,
DBusMessageIter *iter, DBusError *error, void *user_data)
{
#ifndef CONFIG_PKCS11_ENGINE_PATH
struct wpa_supplicant *wpa_s = user_data;
return wpas_dbus_string_property_getter(iter,
wpa_s->conf->pkcs11_engine_path,
error);
#else /* CONFIG_PKCS11_ENGINE_PATH */
return wpas_dbus_string_property_getter(iter,
CONFIG_PKCS11_ENGINE_PATH,
error);
#endif /* CONFIG_PKCS11_ENGINE_PATH */
}
@ -4204,11 +4210,17 @@ dbus_bool_t wpas_dbus_getter_pkcs11_module_path(
const struct wpa_dbus_property_desc *property_desc,
DBusMessageIter *iter, DBusError *error, void *user_data)
{
#ifndef CONFIG_PKCS11_MODULE_PATH
struct wpa_supplicant *wpa_s = user_data;
return wpas_dbus_string_property_getter(iter,
wpa_s->conf->pkcs11_module_path,
error);
#else /* CONFIG_PKCS11_MODULE_PATH */
return wpas_dbus_string_property_getter(iter,
CONFIG_PKCS11_MODULE_PATH,
error);
#endif /* CONFIG_PKCS11_MODULE_PATH */
}

16
wpa_supplicant-2.9_standard/wpa_supplicant/defconfig
View File

@ -389,6 +389,22 @@ CONFIG_CTRL_IFACE_DBUS_INTRO=y
# amount of memory/flash.
#CONFIG_DYNAMIC_EAP_METHODS=y
# Dynamic library loading
# Add the ability to configure libraries to load at compile time.
# If set, these disable dynamic configuration.
#CONFIG_PKCS11_ENGINE_PATH - pkcs11_engine library location.
#CONFIG_PKCS11_MODULE_PATH - pkcs11_module library location.
#CONFIG_OPENSC_ENGINE_PATH - opensc_engine library location.
#
# Prevent library loading at runtime
#CONFIG_NO_PKCS11_ENGINE_PATH=y # prevents loading pkcs11_engine library.
#CONFIG_NO_PKCS11_MODULE_PATH=y # prevents loading pkcs11_module library.
# CONFIG_NO_OPENSC_ENGINE_PATH=y # prevents loading opensc_engine library.
# Prevents loading EAP libraries at runtime
#CONFIG_NO_LOAD_DYNAMIC_EAP=y
# IEEE Std 802.11r-2008 (Fast BSS Transition) for station mode
CONFIG_IEEE80211R=y

6
wpa_supplicant-2.9_standard/wpa_supplicant/wpa_supplicant.c
View File

@ -4651,10 +4651,14 @@ int wpas_set_pkcs11_engine_and_module_path(struct wpa_supplicant *wpa_s,
}
}
#ifndef CONFIG_PKCS11_ENGINE_PATH
os_free(wpa_s->conf->pkcs11_engine_path);
os_free(wpa_s->conf->pkcs11_module_path);
wpa_s->conf->pkcs11_engine_path = pkcs11_engine_path_copy;
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
os_free(wpa_s->conf->pkcs11_module_path);
wpa_s->conf->pkcs11_module_path = pkcs11_module_path_copy;
#endif /* CONFIG_PKCS11_MODULE_PATH */
wpa_sm_set_eapol(wpa_s->wpa, NULL);
eapol_sm_deinit(wpa_s->eapol);

6
wpa_supplicant-2.9_standard/wpa_supplicant/wpas_glue.c
View File

@ -1180,9 +1180,15 @@ int wpa_supplicant_init_eapol(struct wpa_supplicant *wpa_s)
ctx->get_config_blob = wpa_supplicant_get_config_blob;
#endif /* CONFIG_NO_CONFIG_BLOBS */
ctx->aborted_cached = wpa_supplicant_aborted_cached;
#ifndef CONFIG_OPENSC_ENGINE_PATH
ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
#endif /* CONFIG_OPENSC_ENGINE_PATH */
#ifndef CONFIG_PKCS11_ENGINE_PATH
ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
#endif /* CONFIG_PKCS11_ENGINE_PATH */
#ifndef CONFIG_PKCS11_MODULE_PATH
ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
#endif /* CONFIG_PKCS11_MODULE_PATH */
ctx->openssl_ciphers = wpa_s->conf->openssl_ciphers;
ctx->wps = wpa_s->wps;
ctx->eap_param_needed = wpa_supplicant_eap_param_needed;