Add checks on sk_TYPE_push() returned result

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
This commit is contained in:
FdaSilvaYY 2016-06-04 00:15:19 +02:00 committed by Matt Caswell
parent 687b486859
commit 3c82e437bb
6 changed files with 47 additions and 20 deletions

View File

@ -349,11 +349,15 @@ static int dynamic_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void))
}
{
char *tmp_str = OPENSSL_strdup(p);
if (!tmp_str) {
if (tmp_str == NULL) {
ENGINEerr(ENGINE_F_DYNAMIC_CTRL, ERR_R_MALLOC_FAILURE);
return 0;
}
if (!sk_OPENSSL_STRING_push(ctx->dirs, tmp_str)) {
OPENSSL_free(tmp_str);
ENGINEerr(ENGINE_F_DYNAMIC_CTRL, ERR_R_MALLOC_FAILURE);
return 0;
}
sk_OPENSSL_STRING_insert(ctx->dirs, tmp_str, -1);
}
return 1;
default:

View File

@ -2113,6 +2113,7 @@ void ERR_load_SSL_strings(void);
# define SSL_F_SSL_DANE_ENABLE 395
# define SSL_F_SSL_DO_CONFIG 391
# define SSL_F_SSL_DO_HANDSHAKE 180
# define SSL_F_SSL_DUP_CA_LIST 408
# define SSL_F_SSL_ENABLE_CT 402
# define SSL_F_SSL_GET_NEW_SESSION 181
# define SSL_F_SSL_GET_PREV_SESSION 217

View File

@ -81,16 +81,18 @@ static int ssl_ctx_make_profiles(const char *profiles_string,
if (sk_SRTP_PROTECTION_PROFILE_find(profiles, p) >= 0) {
SSLerr(SSL_F_SSL_CTX_MAKE_PROFILES,
SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
sk_SRTP_PROTECTION_PROFILE_free(profiles);
return 1;
goto err;
}
sk_SRTP_PROTECTION_PROFILE_push(profiles, p);
if (!sk_SRTP_PROTECTION_PROFILE_push(profiles, p)) {
SSLerr(SSL_F_SSL_CTX_MAKE_PROFILES,
SSL_R_SRTP_COULD_NOT_ALLOCATE_PROFILES);
goto err;
}
} else {
SSLerr(SSL_F_SSL_CTX_MAKE_PROFILES,
SSL_R_SRTP_UNKNOWN_PROTECTION_PROFILE);
sk_SRTP_PROTECTION_PROFILE_free(profiles);
return 1;
goto err;
}
if (col)
@ -102,6 +104,9 @@ static int ssl_ctx_make_profiles(const char *profiles_string,
*out = profiles;
return 0;
err:
sk_SRTP_PROTECTION_PROFILE_free(profiles);
return 1;
}
int SSL_CTX_set_tlsext_use_srtp(SSL_CTX *ctx, const char *profiles)

View File

@ -3410,10 +3410,15 @@ long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
/* A Thawte special :-) */
case SSL_CTRL_EXTRA_CHAIN_CERT:
if (ctx->extra_certs == NULL) {
if ((ctx->extra_certs = sk_X509_new_null()) == NULL)
return (0);
if ((ctx->extra_certs = sk_X509_new_null()) == NULL) {
SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_MALLOC_FAILURE);
return 0;
}
}
if (!sk_X509_push(ctx->extra_certs, (X509 *)parg)) {
SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_MALLOC_FAILURE);
return 0;
}
sk_X509_push(ctx->extra_certs, (X509 *)parg);
break;
case SSL_CTRL_GET_EXTRA_CHAIN_CERTS:

View File

@ -470,11 +470,16 @@ STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk)
X509_NAME *name;
ret = sk_X509_NAME_new_null();
if (ret == NULL) {
SSLerr(SSL_F_SSL_DUP_CA_LIST, ERR_R_MALLOC_FAILURE);
return NULL;
}
for (i = 0; i < sk_X509_NAME_num(sk); i++) {
name = X509_NAME_dup(sk_X509_NAME_value(sk, i));
if ((name == NULL) || !sk_X509_NAME_push(ret, name)) {
if (name == NULL || !sk_X509_NAME_push(ret, name)) {
sk_X509_NAME_pop_free(ret, X509_NAME_free);
return (NULL);
X509_NAME_free(name);
return NULL;
}
}
return (ret);
@ -598,14 +603,18 @@ STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file)
if (lh_X509_NAME_retrieve(name_hash, xn) != NULL) {
/* Duplicate. */
X509_NAME_free(xn);
xn = NULL;
} else {
lh_X509_NAME_insert(name_hash, xn);
sk_X509_NAME_push(ret, xn);
if (!lh_X509_NAME_insert(name_hash, xn))
goto err;
if (!sk_X509_NAME_push(ret, xn))
goto err;
}
}
goto done;
err:
X509_NAME_free(xn);
sk_X509_NAME_pop_free(ret, X509_NAME_free);
ret = NULL;
done:
@ -656,17 +665,20 @@ int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
xn = X509_NAME_dup(xn);
if (xn == NULL)
goto err;
if (sk_X509_NAME_find(stack, xn) >= 0)
if (sk_X509_NAME_find(stack, xn) >= 0) {
/* Duplicate. */
X509_NAME_free(xn);
else
sk_X509_NAME_push(stack, xn);
} else if (!sk_X509_NAME_push(stack, xn)) {
X509_NAME_free(xn);
goto err;
}
}
ERR_clear_error();
goto done;
err:
ret = 0;
ret = 0;
done:
BIO_free(in);
X509_free(x);

View File

@ -1855,8 +1855,8 @@ int SSL_COMP_add_compression_method(int id, COMP_METHOD *cm)
SSL_R_DUPLICATE_COMPRESSION_ID);
return (1);
}
if ((ssl_comp_methods == NULL)
|| !sk_SSL_COMP_push(ssl_comp_methods, comp)) {
if (ssl_comp_methods == NULL
|| !sk_SSL_COMP_push(ssl_comp_methods, comp)) {
OPENSSL_free(comp);
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
SSLerr(SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD, ERR_R_MALLOC_FAILURE);