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Adds missing checks of return from XXX_up_ref().

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Reviewed-by: Saša Nedvědický <sashan@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/26294)
This commit is contained in:
Frederik Wedel-Heinen 2024-12-28 10:13:48 +01:00 • committed by Tomas Mraz
parent e9aac2c2f3
commit 00fbc96988
45 changed files with 447 additions and 241 deletions
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60
apps/list.c
View file

@ -104,8 +104,9 @@ static void collect_ciphers(EVP_CIPHER *cipher, void *stack)
STACK_OF(EVP_CIPHER) *cipher_stack = stack;
if (is_cipher_fetchable(cipher)
&& sk_EVP_CIPHER_push(cipher_stack, cipher) > 0)
EVP_CIPHER_up_ref(cipher);
&& EVP_CIPHER_up_ref(cipher)
&& sk_EVP_CIPHER_push(cipher_stack, cipher) <= 0)
EVP_CIPHER_free(cipher); /* up-ref successful but push to stack failed */
}
static void list_ciphers(const char *prefix)
@ -188,8 +189,9 @@ static void collect_digests(EVP_MD *digest, void *stack)
STACK_OF(EVP_MD) *digest_stack = stack;
if (is_digest_fetchable(digest)
&& sk_EVP_MD_push(digest_stack, digest) > 0)
EVP_MD_up_ref(digest);
&& EVP_MD_up_ref(digest)
&& sk_EVP_MD_push(digest_stack, digest) <= 0)
EVP_MD_free(digest); /* up-ref successful but push to stack failed */
}
static void list_digests(const char *prefix)
@ -320,8 +322,9 @@ static void collect_kdfs(EVP_KDF *kdf, void *stack)
STACK_OF(EVP_KDF) *kdf_stack = stack;
if (is_kdf_fetchable(kdf)
&& sk_EVP_KDF_push(kdf_stack, kdf) > 0)
EVP_KDF_up_ref(kdf);
&& EVP_KDF_up_ref(kdf)
&& sk_EVP_KDF_push(kdf_stack, kdf) <= 0)
EVP_KDF_free(kdf); /* up-ref successful but push to stack failed */
}
static void list_kdfs(void)
@ -390,8 +393,9 @@ static void collect_rands(EVP_RAND *rand, void *stack)
STACK_OF(EVP_RAND) *rand_stack = stack;
if (is_rand_fetchable(rand)
&& sk_EVP_RAND_push(rand_stack, rand) > 0)
EVP_RAND_up_ref(rand);
&& EVP_RAND_up_ref(rand)
&& sk_EVP_RAND_push(rand_stack, rand) <= 0)
EVP_RAND_free(rand); /* up-ref successful but push to stack failed */
}
static void list_random_generators(void)
@ -516,8 +520,9 @@ static void collect_encoders(OSSL_ENCODER *encoder, void *stack)
STACK_OF(OSSL_ENCODER) *encoder_stack = stack;
if (is_encoder_fetchable(encoder)
&& sk_OSSL_ENCODER_push(encoder_stack, encoder) > 0)
OSSL_ENCODER_up_ref(encoder);
&& OSSL_ENCODER_up_ref(encoder)
&& sk_OSSL_ENCODER_push(encoder_stack, encoder) <= 0)
OSSL_ENCODER_free(encoder); /* up-ref successful but push to stack failed */
}
static void list_encoders(void)
@ -581,8 +586,9 @@ static void collect_decoders(OSSL_DECODER *decoder, void *stack)
STACK_OF(OSSL_DECODER) *decoder_stack = stack;
if (is_decoder_fetchable(decoder)
&& sk_OSSL_DECODER_push(decoder_stack, decoder) > 0)
OSSL_DECODER_up_ref(decoder);
&& OSSL_DECODER_up_ref(decoder)
&& sk_OSSL_DECODER_push(decoder_stack, decoder) <= 0)
OSSL_DECODER_free(decoder); /* up-ref successful but push to stack failed */
}
static void list_decoders(void)
@ -643,8 +649,9 @@ static void collect_keymanagers(EVP_KEYMGMT *km, void *stack)
STACK_OF(EVP_KEYMGMT) *km_stack = stack;
if (is_keymgmt_fetchable(km)
&& sk_EVP_KEYMGMT_push(km_stack, km) > 0)
EVP_KEYMGMT_up_ref(km);
&& EVP_KEYMGMT_up_ref(km)
&& sk_EVP_KEYMGMT_push(km_stack, km) <= 0)
EVP_KEYMGMT_free(km); /* up-ref successful but push to stack failed */
}
static void list_keymanagers(void)
@ -761,8 +768,9 @@ static void collect_signatures(EVP_SIGNATURE *sig, void *stack)
STACK_OF(EVP_SIGNATURE) *sig_stack = stack;
if (is_signature_fetchable(sig)
&& sk_EVP_SIGNATURE_push(sig_stack, sig) > 0)
EVP_SIGNATURE_up_ref(sig);
&& EVP_SIGNATURE_up_ref(sig)
&& sk_EVP_SIGNATURE_push(sig_stack, sig) <= 0)
EVP_SIGNATURE_free(sig); /* up-ref successful but push to stack failed */
}
static void list_signatures(void)
@ -905,8 +913,9 @@ static void collect_kem(EVP_KEM *kem, void *stack)
STACK_OF(EVP_KEM) *kem_stack = stack;
if (is_kem_fetchable(kem)
&& sk_EVP_KEM_push(kem_stack, kem) > 0)
EVP_KEM_up_ref(kem);
&& EVP_KEM_up_ref(kem)
&& sk_EVP_KEM_push(kem_stack, kem) <= 0)
EVP_KEM_free(kem); /* up-ref successful but push to stack failed */
}
static void list_kems(void)
@ -964,8 +973,9 @@ static void collect_asymciph(EVP_ASYM_CIPHER *asym_cipher, void *stack)
STACK_OF(EVP_ASYM_CIPHER) *asym_cipher_stack = stack;
if (is_asym_cipher_fetchable(asym_cipher)
&& sk_EVP_ASYM_CIPHER_push(asym_cipher_stack, asym_cipher) > 0)
EVP_ASYM_CIPHER_up_ref(asym_cipher);
&& EVP_ASYM_CIPHER_up_ref(asym_cipher)
&& sk_EVP_ASYM_CIPHER_push(asym_cipher_stack, asym_cipher) <= 0)
EVP_ASYM_CIPHER_free(asym_cipher); /* up-ref successful but push to stack failed */
}
static void list_asymciphers(void)
@ -1026,8 +1036,9 @@ static void collect_kex(EVP_KEYEXCH *kex, void *stack)
STACK_OF(EVP_KEYEXCH) *kex_stack = stack;
if (is_keyexch_fetchable(kex)
&& sk_EVP_KEYEXCH_push(kex_stack, kex) > 0)
EVP_KEYEXCH_up_ref(kex);
&& EVP_KEYEXCH_up_ref(kex)
&& sk_EVP_KEYEXCH_push(kex_stack, kex) <= 0)
EVP_KEYEXCH_free(kex); /* up-ref successful but push to stack failed */
}
static void list_keyexchanges(void)
@ -1306,8 +1317,9 @@ static void collect_store_loaders(OSSL_STORE_LOADER *store, void *stack)
{
STACK_OF(OSSL_STORE_LOADER) *store_stack = stack;
if (sk_OSSL_STORE_LOADER_push(store_stack, store) > 0)
OSSL_STORE_LOADER_up_ref(store);
if (OSSL_STORE_LOADER_up_ref(store)
&& sk_OSSL_STORE_LOADER_push(store_stack, store) <= 0)
OSSL_STORE_LOADER_free(store); /* up-ref successful but push to stack failed */
}
static void list_store_loaders(void)

3
apps/s_client.c
View file

@ -208,7 +208,8 @@ static int psk_use_session_cb(SSL *s, const EVP_MD *md,
const SSL_CIPHER *cipher = NULL;
if (psksess != NULL) {
SSL_SESSION_up_ref(psksess);
if (!SSL_SESSION_up_ref(psksess))
goto err;
usesess = psksess;
} else {
long key_len;

4
apps/s_server.c
View file

@ -209,7 +209,9 @@ static int psk_find_session_cb(SSL *ssl, const unsigned char *identity,
}
if (psksess != NULL) {
SSL_SESSION_up_ref(psksess);
if (!SSL_SESSION_up_ref(psksess))
return 0;
*sess = psksess;
return 1;
}

11
apps/speed.c
View file

@ -1817,9 +1817,9 @@ static void collect_kem(EVP_KEM *kem, void *stack)
STACK_OF(EVP_KEM) *kem_stack = stack;
if (is_kem_fetchable(kem)
&& sk_EVP_KEM_push(kem_stack, kem) > 0) {
EVP_KEM_up_ref(kem);
}
&& EVP_KEM_up_ref(kem)
&& sk_EVP_KEM_push(kem_stack, kem) <= 0)
EVP_KEM_free(kem); /* up-ref successful but push to stack failed */
}
static int kem_locate(const char *algo, unsigned int *idx)
@ -1849,8 +1849,9 @@ static void collect_signatures(EVP_SIGNATURE *sig, void *stack)
STACK_OF(EVP_SIGNATURE) *sig_stack = stack;
if (is_signature_fetchable(sig)
&& sk_EVP_SIGNATURE_push(sig_stack, sig) > 0)
EVP_SIGNATURE_up_ref(sig);
&& EVP_SIGNATURE_up_ref(sig)
&& sk_EVP_SIGNATURE_push(sig_stack, sig) <= 0)
EVP_SIGNATURE_free(sig); /* up-ref successful but push to stack failed */
}
static int sig_locate(const char *algo, unsigned int *idx)

8
crypto/cms/cms_env.c
View file

@ -357,8 +357,12 @@ static int cms_RecipientInfo_ktri_init(CMS_RecipientInfo *ri, X509 *recip,
if (!ossl_cms_set1_SignerIdentifier(ktri->rid, recip, idtype, ctx))
return 0;
X509_up_ref(recip);
EVP_PKEY_up_ref(pk);
if (!X509_up_ref(recip))
return 0;
if (!EVP_PKEY_up_ref(pk)) {
X509_free(recip);
return 0;
}
ktri->pkey = pk;
ktri->recip = recip;

4
crypto/cms/cms_kari.c
View file

@ -405,7 +405,9 @@ int ossl_cms_RecipientInfo_kari_init(CMS_RecipientInfo *ri, X509 *recip,
return 0;
}
EVP_PKEY_up_ref(recipPubKey);
if (!EVP_PKEY_up_ref(recipPubKey))
return 0;
rek->pkey = recipPubKey;
return 1;
}

11
crypto/cms/cms_sd.c
View file

@ -356,8 +356,12 @@ CMS_SignerInfo *CMS_add1_signer(CMS_ContentInfo *cms,
/* Call for side-effect of computing hash and caching extensions */
X509_check_purpose(signer, -1, -1);
X509_up_ref(signer);
EVP_PKEY_up_ref(pk);
if (!X509_up_ref(signer))
goto err;
if (!EVP_PKEY_up_ref(pk)) {
X509_free(signer);
goto err;
}
si->cms_ctx = ctx;
si->pkey = pk;
@ -633,7 +637,8 @@ STACK_OF(X509) *CMS_get0_signers(CMS_ContentInfo *cms)
void CMS_SignerInfo_set1_signer_cert(CMS_SignerInfo *si, X509 *signer)
{
if (signer != NULL) {
X509_up_ref(signer);
if (!X509_up_ref(signer))
return;
EVP_PKEY_free(si->pkey);
si->pkey = X509_get_pubkey(signer);
}

3
crypto/cms/cms_smime.c
View file

@ -753,7 +753,8 @@ int CMS_decrypt_set1_pkey_and_peer(CMS_ContentInfo *cms, EVP_PKEY *pk,
}
/* If we have a cert, try matching RecipientInfo, else try them all */
else if (cert == NULL || !CMS_RecipientInfo_ktri_cert_cmp(ri, cert)) {
EVP_PKEY_up_ref(pk);
if (!EVP_PKEY_up_ref(pk))
return 0;
CMS_RecipientInfo_set0_pkey(ri, pk);
r = CMS_RecipientInfo_decrypt(cms, ri);
CMS_RecipientInfo_set0_pkey(ri, NULL);

5
crypto/evp/asymcipher.c
View file

@ -334,12 +334,13 @@ static EVP_ASYM_CIPHER *evp_asym_cipher_new(OSSL_PROVIDER *prov)
if (cipher == NULL)
return NULL;
if (!CRYPTO_NEW_REF(&cipher->refcnt, 1)) {
if (!CRYPTO_NEW_REF(&cipher->refcnt, 1)
|| !ossl_provider_up_ref(prov)) {
CRYPTO_FREE_REF(&cipher->refcnt);
OPENSSL_free(cipher);
return NULL;
}
cipher->prov = prov;
ossl_provider_up_ref(prov);
return cipher;
}

32
crypto/evp/digest.c
View file

@ -630,6 +630,10 @@ int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in)
} else {
evp_md_ctx_reset_ex(out, 1);
digest_change = (out->fetched_digest != in->fetched_digest);
if (digest_change && in->fetched_digest != NULL
&& !EVP_MD_up_ref(in->fetched_digest))
return 0;
if (digest_change && out->fetched_digest != NULL)
EVP_MD_free(out->fetched_digest);
*out = *in;
@ -637,9 +641,6 @@ int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in)
out->pctx = NULL;
out->algctx = NULL;
if (digest_change && in->fetched_digest != NULL)
EVP_MD_up_ref(in->fetched_digest);
if (in->algctx != NULL) {
out->algctx = in->digest->dupctx(in->algctx);
if (out->algctx == NULL) {
@ -1030,16 +1031,14 @@ static void *evp_md_from_algorithm(int name_id,
if (!evp_names_do_all(prov, name_id, set_legacy_nid, &md->type)
|| md->type == -1) {
ERR_raise(ERR_LIB_EVP, ERR_R_INTERNAL_ERROR);
EVP_MD_free(md);
return NULL;
goto err;
}
#endif
md->name_id = name_id;
if ((md->type_name = ossl_algorithm_get1_first_name(algodef)) == NULL) {
EVP_MD_free(md);
return NULL;
}
if ((md->type_name = ossl_algorithm_get1_first_name(algodef)) == NULL)
goto err;
md->description = algodef->algorithm_description;
for (; fns->function_id != 0; fns++) {
@ -1130,21 +1129,24 @@ static void *evp_md_from_algorithm(int name_id,
* The "digest" function can standalone. We at least need one way to
* generate digests.
*/
EVP_MD_free(md);
ERR_raise(ERR_LIB_EVP, EVP_R_INVALID_PROVIDER_FUNCTIONS);
return NULL;
goto err;
}
if (prov != NULL && !ossl_provider_up_ref(prov))
goto err;
md->prov = prov;
if (prov != NULL)
ossl_provider_up_ref(prov);
if (!evp_md_cache_constants(md)) {
EVP_MD_free(md);
ERR_raise(ERR_LIB_EVP, EVP_R_CACHE_CONSTANTS_FAILED);
md = NULL;
goto err;
}
return md;
err:
EVP_MD_free(md);
return NULL;
}
static int evp_md_up_ref(void *md)

25
crypto/evp/evp_enc.c
View file

@ -1891,16 +1891,14 @@ static void *evp_cipher_from_algorithm(const int name_id,
if (!evp_names_do_all(prov, name_id, set_legacy_nid, &cipher->nid)
|| cipher->nid == -1) {
ERR_raise(ERR_LIB_EVP, ERR_R_INTERNAL_ERROR);
EVP_CIPHER_free(cipher);
return NULL;
goto err;
}
#endif
cipher->name_id = name_id;
if ((cipher->type_name = ossl_algorithm_get1_first_name(algodef)) == NULL) {
EVP_CIPHER_free(cipher);
return NULL;
}
if ((cipher->type_name = ossl_algorithm_get1_first_name(algodef)) == NULL)
goto err;
cipher->description = algodef->algorithm_description;
for (; fns->function_id != 0; fns++) {
@ -2033,21 +2031,24 @@ static void *evp_cipher_from_algorithm(const int name_id,
* functions, or a single "cipher" function. In all cases we need both
* the "newctx" and "freectx" functions.
*/
EVP_CIPHER_free(cipher);
ERR_raise(ERR_LIB_EVP, EVP_R_INVALID_PROVIDER_FUNCTIONS);
return NULL;
goto err;
}
if (prov != NULL && !ossl_provider_up_ref(prov))
goto err;
cipher->prov = prov;
if (prov != NULL)
ossl_provider_up_ref(prov);
if (!evp_cipher_cache_constants(cipher)) {
EVP_CIPHER_free(cipher);
ERR_raise(ERR_LIB_EVP, EVP_R_CACHE_CONSTANTS_FAILED);
cipher = NULL;
goto err;
}
return cipher;
err:
EVP_CIPHER_free(cipher);
return NULL;
}
static int evp_cipher_up_ref(void *cipher)

10
crypto/evp/exchange.c
View file

@ -35,12 +35,13 @@ static EVP_KEYEXCH *evp_keyexch_new(OSSL_PROVIDER *prov)
if (exchange == NULL)
return NULL;
if (!CRYPTO_NEW_REF(&exchange->refcnt, 1)) {
if (!CRYPTO_NEW_REF(&exchange->refcnt, 1)
|| !ossl_provider_up_ref(prov)) {
CRYPTO_FREE_REF(&exchange->refcnt);
OPENSSL_free(exchange);
return NULL;
}
exchange->prov = prov;
ossl_provider_up_ref(prov);
return exchange;
}
@ -493,17 +494,20 @@ int EVP_PKEY_derive_set_peer_ex(EVP_PKEY_CTX *ctx, EVP_PKEY *peer,
return -1;
}
if (!EVP_PKEY_up_ref(peer))
return -1;
EVP_PKEY_free(ctx->peerkey);
ctx->peerkey = peer;
ret = ctx->pmeth->ctrl(ctx, EVP_PKEY_CTRL_PEER_KEY, 1, peer);
if (ret <= 0) {
EVP_PKEY_free(ctx->peerkey);
ctx->peerkey = NULL;
return ret;
}
EVP_PKEY_up_ref(peer);
return 1;
#endif
}

19
crypto/evp/kdf_meth.c
View file

@ -68,10 +68,9 @@ static void *evp_kdf_from_algorithm(int name_id,
return NULL;
}
kdf->name_id = name_id;
if ((kdf->type_name = ossl_algorithm_get1_first_name(algodef)) == NULL) {
evp_kdf_free(kdf);
return NULL;
}
if ((kdf->type_name = ossl_algorithm_get1_first_name(algodef)) == NULL)
goto err;
kdf->description = algodef->algorithm_description;
for (; fns->function_id != 0; fns++) {
@ -145,15 +144,19 @@ static void *evp_kdf_from_algorithm(int name_id,
* a derive function, and a complete set of context management
* functions.
*/
evp_kdf_free(kdf);
ERR_raise(ERR_LIB_EVP, EVP_R_INVALID_PROVIDER_FUNCTIONS);
return NULL;
goto err;
}
if (prov != NULL && !ossl_provider_up_ref(prov))
goto err;
kdf->prov = prov;
if (prov != NULL)
ossl_provider_up_ref(prov);
return kdf;
err:
evp_kdf_free(kdf);
return NULL;
}
EVP_KDF *EVP_KDF_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,

5
crypto/evp/kem.c
View file

@ -288,12 +288,13 @@ static EVP_KEM *evp_kem_new(OSSL_PROVIDER *prov)
if (kem == NULL)
return NULL;
if (!CRYPTO_NEW_REF(&kem->refcnt, 1)) {
if (!CRYPTO_NEW_REF(&kem->refcnt, 1)
|| !ossl_provider_up_ref(prov)) {
CRYPTO_FREE_REF(&kem->refcnt);
OPENSSL_free(kem);
return NULL;
}
kem->prov = prov;
ossl_provider_up_ref(prov);
return kem;
}

23
crypto/evp/mac_meth.c
View file

@ -64,13 +64,13 @@ static void *evp_mac_from_algorithm(int name_id,
if ((mac = evp_mac_new()) == NULL) {
ERR_raise(ERR_LIB_EVP, ERR_R_EVP_LIB);
return NULL;
goto err;
}
mac->name_id = name_id;
if ((mac->type_name = ossl_algorithm_get1_first_name(algodef)) == NULL) {
evp_mac_free(mac);
return NULL;
}
if ((mac->type_name = ossl_algorithm_get1_first_name(algodef)) == NULL)
goto err;
mac->description = algodef->algorithm_description;
for (; fns->function_id != 0; fns++) {
@ -159,15 +159,20 @@ static void *evp_mac_from_algorithm(int name_id,
* a complete set of "mac" functions, and a complete set of context
* management functions, as well as the size function.
*/
evp_mac_free(mac);
ERR_raise(ERR_LIB_EVP, EVP_R_INVALID_PROVIDER_FUNCTIONS);
return NULL;
goto err;
}
if (prov != NULL && !ossl_provider_up_ref(prov))
goto err;
mac->prov = prov;
if (prov != NULL)
ossl_provider_up_ref(prov);
return mac;
err:
evp_mac_free(mac);
return NULL;
}
EVP_MAC *EVP_MAC_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,

17
crypto/evp/p_legacy.c
View file

@ -24,10 +24,16 @@
int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, RSA *key)
{
int ret = EVP_PKEY_assign_RSA(pkey, key);
int ret;
if (!RSA_up_ref(key))
return 0;
ret = EVP_PKEY_assign_RSA(pkey, key);
if (!ret)
RSA_free(key);
if (ret)
RSA_up_ref(key);
return ret;
}
@ -49,8 +55,9 @@ RSA *EVP_PKEY_get1_RSA(EVP_PKEY *pkey)
{
RSA *ret = evp_pkey_get0_RSA_int(pkey);
if (ret != NULL)
RSA_up_ref(ret);
if (ret != NULL && !RSA_up_ref(ret))
ret = NULL;
return ret;
}

31
crypto/evp/p_lib.c
View file

@ -897,17 +897,25 @@ const DSA *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey)
int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, DSA *key)
{
int ret = EVP_PKEY_assign_DSA(pkey, key);
if (ret)
DSA_up_ref(key);
int ret;
if (!DSA_up_ref(key))
return 0;
ret = EVP_PKEY_assign_DSA(pkey, key);
if (!ret)
DSA_free(key);
return ret;
}
DSA *EVP_PKEY_get1_DSA(EVP_PKEY *pkey)
{
DSA *ret = evp_pkey_get0_DSA_int(pkey);
if (ret != NULL)
DSA_up_ref(ret);
if (ret != NULL && !DSA_up_ref(ret))
return NULL;
return ret;
}
# endif /* OPENSSL_NO_DSA */
@ -973,10 +981,14 @@ int EVP_PKEY_set1_DH(EVP_PKEY *pkey, DH *dhkey)
else
type = DH_get0_q(dhkey) == NULL ? EVP_PKEY_DH : EVP_PKEY_DHX;
if (!DH_up_ref(dhkey))
return 0;
ret = EVP_PKEY_assign(pkey, type, dhkey);
if (ret)
DH_up_ref(dhkey);
if (!ret)
DH_free(dhkey);
return ret;
}
@ -998,8 +1010,9 @@ DH *EVP_PKEY_get1_DH(EVP_PKEY *pkey)
{
DH *ret = evp_pkey_get0_DH_int(pkey);
if (ret != NULL)
DH_up_ref(ret);
if (ret != NULL && !DH_up_ref(ret))
ret = NULL;
return ret;
}
# endif

18
crypto/evp/pmeth_lib.c
View file

@ -321,9 +321,13 @@ static EVP_PKEY_CTX *int_ctx_new(OSSL_LIB_CTX *libctx,
ret->engine = e;
ret->pmeth = pmeth;
ret->operation = EVP_PKEY_OP_UNDEFINED;
if (pkey != NULL && !EVP_PKEY_up_ref(pkey)) {
EVP_PKEY_CTX_free(ret);
return NULL;
}
ret->pkey = pkey;
if (pkey != NULL)
EVP_PKEY_up_ref(pkey);
if (pmeth != NULL && pmeth->init != NULL) {
if (pmeth->init(ret) <= 0) {
@ -461,8 +465,9 @@ EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *pctx)
if (rctx == NULL)
return NULL;
if (pctx->pkey != NULL)
EVP_PKEY_up_ref(pctx->pkey);
if (pctx->pkey != NULL && !EVP_PKEY_up_ref(pctx->pkey))
goto err;
rctx->pkey = pctx->pkey;
rctx->operation = pctx->operation;
rctx->libctx = pctx->libctx;
@ -569,8 +574,9 @@ EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *pctx)
rctx->engine = pctx->engine;
# endif
if (pctx->peerkey != NULL)
EVP_PKEY_up_ref(pctx->peerkey);
if (pctx->peerkey != NULL && !EVP_PKEY_up_ref(pctx->peerkey))
goto err;
rctx->peerkey = pctx->peerkey;
if (pctx->pmeth == NULL) {

5
crypto/evp/signature.c
View file

@ -37,13 +37,14 @@ static EVP_SIGNATURE *evp_signature_new(OSSL_PROVIDER *prov)
if (signature == NULL)
return NULL;
if (!CRYPTO_NEW_REF(&signature->refcnt, 1)) {
if (!CRYPTO_NEW_REF(&signature->refcnt, 1)
|| !ossl_provider_up_ref(prov)) {
CRYPTO_FREE_REF(&signature->refcnt);
OPENSSL_free(signature);
return NULL;
}
signature->prov = prov;
ossl_provider_up_ref(prov);
return signature;
}

11
crypto/pkcs7/pk7_lib.c
View file

@ -299,7 +299,8 @@ int PKCS7_add_crl(PKCS7 *p7, X509_CRL *crl)
return 0;
}
X509_CRL_up_ref(crl);
if (!X509_CRL_up_ref(crl))
return 0;
if (!sk_X509_CRL_push(*sk, crl)) {
X509_CRL_free(crl);
return 0;
@ -363,7 +364,9 @@ int PKCS7_SIGNER_INFO_set(PKCS7_SIGNER_INFO *p7i, X509 *x509, EVP_PKEY *pkey,
return 0;
/* lets keep the pkey around for a while */
EVP_PKEY_up_ref(pkey);
if (!EVP_PKEY_up_ref(pkey))
return 0;
p7i->pkey = pkey;
/* Set the algorithms */
@ -663,7 +666,9 @@ int PKCS7_RECIP_INFO_set(PKCS7_RECIP_INFO *p7i, X509 *x509)
goto err;
}
finished:
X509_up_ref(x509);
if (!X509_up_ref(x509))
goto err;
p7i->cert = x509;
return 1;

15
crypto/store/store_lib.c
View file

@ -742,7 +742,8 @@ EVP_PKEY *OSSL_STORE_INFO_get0_PARAMS(const OSSL_STORE_INFO *info)
EVP_PKEY *OSSL_STORE_INFO_get1_PARAMS(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_PARAMS) {
EVP_PKEY_up_ref(info->_.params);
if (!EVP_PKEY_up_ref(info->_.params))
return NULL;
return info->_.params;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_PARAMETERS);
@ -759,7 +760,8 @@ EVP_PKEY *OSSL_STORE_INFO_get0_PUBKEY(const OSSL_STORE_INFO *info)
EVP_PKEY *OSSL_STORE_INFO_get1_PUBKEY(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_PUBKEY) {
EVP_PKEY_up_ref(info->_.pubkey);
if (!EVP_PKEY_up_ref(info->_.pubkey))
return NULL;
return info->_.pubkey;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_PUBLIC_KEY);
@ -776,7 +778,8 @@ EVP_PKEY *OSSL_STORE_INFO_get0_PKEY(const OSSL_STORE_INFO *info)
EVP_PKEY *OSSL_STORE_INFO_get1_PKEY(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_PKEY) {
EVP_PKEY_up_ref(info->_.pkey);
if (!EVP_PKEY_up_ref(info->_.pkey))
return NULL;
return info->_.pkey;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_PRIVATE_KEY);
@ -793,7 +796,8 @@ X509 *OSSL_STORE_INFO_get0_CERT(const OSSL_STORE_INFO *info)
X509 *OSSL_STORE_INFO_get1_CERT(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_CERT) {
X509_up_ref(info->_.x509);
if (!X509_up_ref(info->_.x509))
return NULL;
return info->_.x509;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_CERTIFICATE);
@ -810,7 +814,8 @@ X509_CRL *OSSL_STORE_INFO_get0_CRL(const OSSL_STORE_INFO *info)
X509_CRL *OSSL_STORE_INFO_get1_CRL(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_CRL) {
X509_CRL_up_ref(info->_.crl);
if (!X509_CRL_up_ref(info->_.crl))
return NULL;
return info->_.crl;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_CRL);

7
crypto/store/store_meth.c
View file

@ -48,12 +48,15 @@ static OSSL_STORE_LOADER *new_loader(OSSL_PROVIDER *prov)
OSSL_STORE_LOADER *loader;
if ((loader = OPENSSL_zalloc(sizeof(*loader))) == NULL
|| !CRYPTO_NEW_REF(&loader->refcnt, 1)) {
|| !CRYPTO_NEW_REF(&loader->refcnt, 1)
|| !ossl_provider_up_ref(prov)) {
if (loader != NULL)
CRYPTO_FREE_REF(&loader->refcnt);
OPENSSL_free(loader);
return NULL;
}
loader->prov = prov;
ossl_provider_up_ref(prov);
return loader;
}

9
crypto/ts/ts_rsp_sign.c
View file

@ -142,17 +142,22 @@ int TS_RESP_CTX_set_signer_cert(TS_RESP_CTX *ctx, X509 *signer)
ERR_raise(ERR_LIB_TS, TS_R_INVALID_SIGNER_CERTIFICATE_PURPOSE);
return 0;
}
if (!X509_up_ref(signer))
return 0;
X509_free(ctx->signer_cert);
ctx->signer_cert = signer;
X509_up_ref(ctx->signer_cert);
return 1;
}
int TS_RESP_CTX_set_signer_key(TS_RESP_CTX *ctx, EVP_PKEY *key)
{
if (!EVP_PKEY_up_ref(key))
return 0;
EVP_PKEY_free(ctx->signer_key);
ctx->signer_key = key;
EVP_PKEY_up_ref(ctx->signer_key);
return 1;
}

4
crypto/ts/ts_rsp_verify.c
View file

@ -150,8 +150,10 @@ int TS_RESP_verify_signature(PKCS7 *token, STACK_OF(X509) *certs,
}
if (signer_out) {
if (!X509_up_ref(signer))
goto err;
*signer_out = signer;
X509_up_ref(signer);
}
ret = 1;

4
crypto/x509/pcy_tree.c
View file

@ -211,7 +211,9 @@ static int tree_init(X509_POLICY_TREE **ptree, STACK_OF(X509) *certs,
/* Access the cache which we now know exists */
cache = ossl_policy_cache_set(x);
X509_up_ref(x);
if (!X509_up_ref(x))
goto bad_tree;
(++level)->cert = x;
if (!cache->anyPolicy)

6
crypto/x509/x509_cmp.c
View file

@ -216,13 +216,15 @@ int X509_add_cert(STACK_OF(X509) *sk, X509 *cert, int flags)
if (ret != 0)
return ret > 0 ? 1 : 0;
}
if ((flags & X509_ADD_FLAG_UP_REF) != 0 && !X509_up_ref(cert))
return 0;
if (!sk_X509_insert(sk, cert,
(flags & X509_ADD_FLAG_PREPEND) != 0 ? 0 : -1)) {
if ((flags & X509_ADD_FLAG_UP_REF) != 0)
X509_free(cert);
ERR_raise(ERR_LIB_X509, ERR_R_CRYPTO_LIB);
return 0;
}
if ((flags & X509_ADD_FLAG_UP_REF) != 0)
(void)X509_up_ref(cert);
return 1;
}

23
crypto/x509/x509_vfy.c
View file

@ -1219,12 +1219,13 @@ static int get_crl_sk(X509_STORE_CTX *ctx, X509_CRL **pcrl, X509_CRL **pdcrl,
}
if (best_crl != NULL) {
if (!X509_CRL_up_ref(best_crl))
return 0;
X509_CRL_free(*pcrl);
*pcrl = best_crl;
*pissuer = best_crl_issuer;
*pscore = best_score;
*preasons = best_reasons;
X509_CRL_up_ref(best_crl);
X509_CRL_free(*pdcrl);
*pdcrl = NULL;
get_delta_sk(ctx, pdcrl, pscore, best_crl, crls);
@ -1310,10 +1311,16 @@ static void get_delta_sk(X509_STORE_CTX *ctx, X509_CRL **dcrl, int *pscore,
for (i = 0; i < sk_X509_CRL_num(crls); i++) {
delta = sk_X509_CRL_value(crls, i);
if (check_delta_base(delta, base)) {
if (!X509_CRL_up_ref(delta)) {
*dcrl = NULL;
return;
}
*dcrl = delta;
if (check_crl_time(ctx, delta, 0))
*pscore |= CRL_SCORE_TIME_DELTA;
X509_CRL_up_ref(delta);
*dcrl = delta;
return;
}
}
@ -3001,11 +3008,15 @@ static int dane_match_cert(X509_STORE_CTX *ctx, X509 *cert, int depth)
if (DANETLS_USAGE_BIT(usage) & DANETLS_DANE_MASK)
matched = 1;
if (matched || dane->mdpth < 0) {
dane->mdpth = depth;
dane->mtlsa = t;
if (!X509_up_ref(cert)) {
matched = -1;
break;
}
OPENSSL_free(dane->mcert);
dane->mcert = cert;
X509_up_ref(cert);
dane->mdpth = depth;
dane->mtlsa = t;
}
break;
}

17
doc/internal/man3/evp_generic_fetch.pod
View file

@ -121,10 +121,8 @@ And here's the implementation of the FOO method fetcher:
if ((foo = OPENSSL_zalloc(sizeof(*foo))) == NULL)
return NULL;
if (!CRYPTO_NEW_REF(&foo->refcnt, 1)) {
OPENSSL_free(foo);
return NULL;
}
if (!CRYPTO_NEW_REF(&foo->refcnt, 1))
goto err;
foo->name_id = name_id;
@ -147,11 +145,18 @@ And here's the implementation of the FOO method fetcher:
break;
}
}
if (prov != NULL && !ossl_provider_up_ref(prov))
goto err;
foo->prov = prov;
if (prov)
ossl_provider_up_ref(prov);
return foo;
err:
if (foo != NULL)
CRYPTO_FREE_REF(&foo->refcnt);
OPENSSL_free(foo);
return NULL
}
EVP_FOO_meth_free(EVP_FOO *foo)

12
providers/implementations/ciphers/cipher_aes_siv_hw.c
View file

@ -61,16 +61,20 @@ static int aes_siv_dupctx(void *in_vctx, void *out_vctx)
PROV_AES_SIV_CTX *in = (PROV_AES_SIV_CTX *)in_vctx;
PROV_AES_SIV_CTX *out = (PROV_AES_SIV_CTX *)out_vctx;
if (in->cbc != NULL && !EVP_CIPHER_up_ref(in->cbc))
return 0;
if (in->ctr != NULL && !EVP_CIPHER_up_ref(in->ctr)) {
EVP_CIPHER_free(in->cbc);
return 0;
}
*out = *in;
out->siv.cipher_ctx = NULL;
out->siv.mac_ctx_init = NULL;
out->siv.mac = NULL;
if (!ossl_siv128_copy_ctx(&out->siv, &in->siv))
return 0;
if (out->cbc != NULL)
EVP_CIPHER_up_ref(out->cbc);
if (out->ctr != NULL)
EVP_CIPHER_up_ref(out->ctr);
return 1;
}

9
ssl/bio_ssl.c
View file

@ -299,10 +299,13 @@ static long ssl_ctrl(BIO *b, int cmd, long num, void *ptr)
bs->ssl = ssl;
bio = SSL_get_rbio(ssl);
if (bio != NULL) {
if (!BIO_up_ref(bio)) {
ret = 0;
break;
}
if (next != NULL)
BIO_push(bio, next);
BIO_set_next(b, bio);
BIO_up_ref(bio);
}
BIO_set_init(b, 1);
break;
@ -338,7 +341,9 @@ static long ssl_ctrl(BIO *b, int cmd, long num, void *ptr)
* We are going to pass ownership of next to the SSL object...but
* we don't own a reference to pass yet - so up ref
*/
BIO_up_ref(next);
if (!BIO_up_ref(next))
ret = 0;
else
SSL_set_bio(ssl, next, next);
}
break;

8
ssl/s3_lib.c
View file

@ -3854,7 +3854,9 @@ long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
if (sc->session == NULL || sc->s3.peer_tmp == NULL) {
return 0;
} else {
EVP_PKEY_up_ref(sc->s3.peer_tmp);
if (!EVP_PKEY_up_ref(sc->s3.peer_tmp))
return 0;
*(EVP_PKEY **)parg = sc->s3.peer_tmp;
return 1;
}
@ -3863,7 +3865,9 @@ long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
if (sc->session == NULL || sc->s3.tmp.pkey == NULL) {
return 0;
} else {
EVP_PKEY_up_ref(sc->s3.tmp.pkey);
if (!EVP_PKEY_up_ref(sc->s3.tmp.pkey))
return 0;
*(EVP_PKEY **)parg = sc->s3.tmp.pkey;
return 1;
}

29
ssl/ssl_cert.c
View file

@ -119,8 +119,9 @@ CERT *ssl_cert_dup(CERT *cert)
}
if (cert->dh_tmp != NULL) {
if (!EVP_PKEY_up_ref(cert->dh_tmp))
goto err;
ret->dh_tmp = cert->dh_tmp;
EVP_PKEY_up_ref(ret->dh_tmp);
}
ret->dh_tmp_cb = cert->dh_tmp_cb;
@ -131,13 +132,15 @@ CERT *ssl_cert_dup(CERT *cert)
CERT_PKEY *rpk = ret->pkeys + i;
if (cpk->x509 != NULL) {
if (!X509_up_ref(cpk->x509))
goto err;
rpk->x509 = cpk->x509;
X509_up_ref(rpk->x509);
}
if (cpk->privatekey != NULL) {
if (!EVP_PKEY_up_ref(cpk->privatekey))
goto err;
rpk->privatekey = cpk->privatekey;
EVP_PKEY_up_ref(cpk->privatekey);
}
if (cpk->chain) {
@ -201,12 +204,14 @@ CERT *ssl_cert_dup(CERT *cert)
ret->cert_cb_arg = cert->cert_cb_arg;
if (cert->verify_store) {
X509_STORE_up_ref(cert->verify_store);
if (!X509_STORE_up_ref(cert->verify_store))
goto err;
ret->verify_store = cert->verify_store;
}
if (cert->chain_store) {
X509_STORE_up_ref(cert->chain_store);
if (!X509_STORE_up_ref(cert->chain_store))
goto err;
ret->chain_store = cert->chain_store;
}
@ -350,9 +355,12 @@ int ssl_cert_add0_chain_cert(SSL_CONNECTION *s, SSL_CTX *ctx, X509 *x)
int ssl_cert_add1_chain_cert(SSL_CONNECTION *s, SSL_CTX *ctx, X509 *x)
{
if (!ssl_cert_add0_chain_cert(s, ctx, x))
if (!X509_up_ref(x))
return 0;
X509_up_ref(x);
if (!ssl_cert_add0_chain_cert(s, ctx, x)) {
X509_free(x);
return 0;
}
return 1;
}
@ -1162,14 +1170,17 @@ int ssl_build_cert_chain(SSL_CONNECTION *s, SSL_CTX *ctx, int flags)
int ssl_cert_set_cert_store(CERT *c, X509_STORE *store, int chain, int ref)
{
X509_STORE **pstore;
if (ref && store && !X509_STORE_up_ref(store))
return 0;
if (chain)
pstore = &c->chain_store;
else
pstore = &c->verify_store;
X509_STORE_free(*pstore);
*pstore = store;
if (ref && store)
X509_STORE_up_ref(store);
return 1;
}

67
ssl/ssl_lib.c
View file

@ -703,30 +703,30 @@ SSL *SSL_new(SSL_CTX *ctx)
int ossl_ssl_init(SSL *ssl, SSL_CTX *ctx, const SSL_METHOD *method, int type)
{
ssl->type = type;
if (!SSL_CTX_up_ref(ctx))
return 0;
ssl->lock = CRYPTO_THREAD_lock_new();
if (ssl->lock == NULL)
return 0;
if (!CRYPTO_NEW_REF(&ssl->references, 1)) {
CRYPTO_THREAD_lock_free(ssl->lock);
return 0;
}
if (ssl->lock == NULL || !CRYPTO_NEW_REF(&ssl->references, 1))
goto err;
if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL, ssl, &ssl->ex_data)) {
CRYPTO_THREAD_lock_free(ssl->lock);
CRYPTO_FREE_REF(&ssl->references);
ssl->lock = NULL;
return 0;
goto err;
}
SSL_CTX_up_ref(ctx);
ssl->ctx = ctx;
ssl->type = type;
ssl->defltmeth = ssl->method = method;
return 1;
err:
CRYPTO_THREAD_lock_free(ssl->lock);
ssl->lock = NULL;
SSL_CTX_free(ctx);
return 0;
}
SSL *ossl_ssl_connection_new_int(SSL_CTX *ctx, SSL *user_ssl,
@ -824,7 +824,10 @@ SSL *ossl_ssl_connection_new_int(SSL_CTX *ctx, SSL *user_ssl,
s->ext.ocsp.exts = NULL;
s->ext.ocsp.resp = NULL;
s->ext.ocsp.resp_len = 0;
SSL_CTX_up_ref(ctx);
if (!SSL_CTX_up_ref(ctx))
goto err;
s->session_ctx = ctx;
if (ctx->ext.ecpointformats) {
s->ext.ecpointformats =
@ -1964,8 +1967,8 @@ X509 *SSL_get1_peer_certificate(const SSL *s)
{
X509 *r = SSL_get0_peer_certificate(s);
if (r != NULL)
X509_up_ref(r);
if (r != NULL && !X509_up_ref(r))
return NULL;
return r;
}
@ -4726,8 +4729,7 @@ void ssl_update_cache(SSL_CONNECTION *s, int mode)
* TLSv1.3 without early data because some applications just want to
* know about the creation of a session and aren't doing a full cache.
*/
if (s->session_ctx->new_session_cb != NULL) {
SSL_SESSION_up_ref(s->session);
if (s->session_ctx->new_session_cb != NULL && SSL_SESSION_up_ref(s->session)) {
if (!s->session_ctx->new_session_cb(SSL_CONNECTION_GET_USER_SSL(s),
s->session))
SSL_SESSION_free(s->session);
@ -5437,24 +5439,19 @@ SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX *ctx)
if (ctx == NULL)
ctx = sc->session_ctx;
new_cert = ssl_cert_dup(ctx->cert);
if (new_cert == NULL) {
return NULL;
}
if (!custom_exts_copy_flags(&new_cert->custext, &sc->cert->custext)) {
ssl_cert_free(new_cert);
return NULL;
}
ssl_cert_free(sc->cert);
sc->cert = new_cert;
if (new_cert == NULL)
goto err;
if (!custom_exts_copy_flags(&new_cert->custext, &sc->cert->custext))
goto err;
/*
* Program invariant: |sid_ctx| has fixed size (SSL_MAX_SID_CTX_LENGTH),
* so setter APIs must prevent invalid lengths from entering the system.
*/
if (!ossl_assert(sc->sid_ctx_length <= sizeof(sc->sid_ctx)))
return NULL;
goto err;
if (!SSL_CTX_up_ref(ctx))
goto err;
/*
* If the session ID context matches that of the parent SSL_CTX,
@ -5469,11 +5466,16 @@ SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX *ctx)
memcpy(&sc->sid_ctx, &ctx->sid_ctx, sizeof(sc->sid_ctx));
}
SSL_CTX_up_ref(ctx);
ssl_cert_free(sc->cert);
sc->cert = new_cert;
SSL_CTX_free(ssl->ctx); /* decrement reference count */
ssl->ctx = ctx;
return ssl->ctx;
err:
ssl_cert_free(new_cert);
return NULL;
}
int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx)
@ -5698,8 +5700,9 @@ void SSL_CTX_set_cert_store(SSL_CTX *ctx, X509_STORE *store)
void SSL_CTX_set1_cert_store(SSL_CTX *ctx, X509_STORE *store)
{
if (store != NULL)
X509_STORE_up_ref(store);
if (store != NULL && !X509_STORE_up_ref(store))
return;
SSL_CTX_set_cert_store(ctx, store);
}

17
ssl/ssl_rsa.c
View file

@ -142,9 +142,10 @@ static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey, SSL_CTX *ctx)
if (c->pkeys[i].x509 != NULL
&& !X509_check_private_key(c->pkeys[i].x509, pkey))
return 0;
if (!EVP_PKEY_up_ref(pkey))
return 0;
EVP_PKEY_free(c->pkeys[i].privatekey);
EVP_PKEY_up_ref(pkey);
c->pkeys[i].privatekey = pkey;
c->key = &c->pkeys[i];
return 1;
@ -296,8 +297,10 @@ static int ssl_set_cert(CERT *c, X509 *x, SSL_CTX *ctx)
}
}
if (!X509_up_ref(x))
return 0;
X509_free(c->pkeys[i].x509);
X509_up_ref(x);
c->pkeys[i].x509 = x;
c->key = &(c->pkeys[i]);
@ -1053,15 +1056,21 @@ static int ssl_set_cert_and_key(SSL *ssl, SSL_CTX *ctx, X509 *x509, EVP_PKEY *pr
}
}
if (!X509_up_ref(x509))
goto out;
if (!EVP_PKEY_up_ref(privatekey)) {
X509_free(x509);
goto out;
}
OSSL_STACK_OF_X509_free(c->pkeys[i].chain);
c->pkeys[i].chain = dup_chain;
X509_free(c->pkeys[i].x509);
X509_up_ref(x509);
c->pkeys[i].x509 = x509;
EVP_PKEY_free(c->pkeys[i].privatekey);
EVP_PKEY_up_ref(privatekey);
c->pkeys[i].privatekey = privatekey;
c->key = &(c->pkeys[i]);

12
ssl/ssl_rsa_legacy.c
View file

@ -28,7 +28,11 @@ int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa)
return 0;
}
RSA_up_ref(rsa);
if (!RSA_up_ref(rsa)) {
EVP_PKEY_free(pkey);
return 0;
}
if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) {
RSA_free(rsa);
EVP_PKEY_free(pkey);
@ -115,7 +119,11 @@ int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa)
return 0;
}
RSA_up_ref(rsa);
if (!RSA_up_ref(rsa)) {
EVP_PKEY_free(pkey);
return 0;
}
if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) {
RSA_free(rsa);
EVP_PKEY_free(pkey);

30
ssl/ssl_sess.c
View file

@ -83,8 +83,8 @@ SSL_SESSION *SSL_get1_session(SSL *ssl)
if (!CRYPTO_THREAD_read_lock(ssl->lock))
return NULL;
sess = SSL_get_session(ssl);
if (sess != NULL)
SSL_SESSION_up_ref(sess);
if (sess != NULL && !SSL_SESSION_up_ref(sess))
sess = NULL;
CRYPTO_THREAD_unlock(ssl->lock);
return sess;
}
@ -513,7 +513,10 @@ SSL_SESSION *lookup_sess_in_cache(SSL_CONNECTION *s,
ret = lh_SSL_SESSION_retrieve(s->session_ctx->sessions, &data);
if (ret != NULL) {
/* don't allow other threads to steal it: */
SSL_SESSION_up_ref(ret);
if (!SSL_SESSION_up_ref(ret)) {
CRYPTO_THREAD_unlock(s->session_ctx->lock);
return NULL;
}
}
CRYPTO_THREAD_unlock(s->session_ctx->lock);
if (ret == NULL)
@ -543,8 +546,8 @@ SSL_SESSION *lookup_sess_in_cache(SSL_CONNECTION *s,
* reference count itself [i.e. copy == 0], or things won't be
* thread-safe).
*/
if (copy)
SSL_SESSION_up_ref(ret);
if (copy && !SSL_SESSION_up_ref(ret))
return NULL;
/*
* Add the externally cached session to the internal cache as
@ -727,7 +730,8 @@ int SSL_CTX_add_session(SSL_CTX *ctx, SSL_SESSION *c)
* it has two ways of access: each session is in a doubly linked list and
* an lhash
*/
SSL_SESSION_up_ref(c);
if (!SSL_SESSION_up_ref(c))
return 0;
/*
* if session c is in already in cache, we take back the increment later
*/
@ -891,16 +895,20 @@ int SSL_set_session(SSL *s, SSL_SESSION *session)
if (sc == NULL)
return 0;
if (session != NULL && !SSL_SESSION_up_ref(session))
return 0;
ssl_clear_bad_session(sc);
if (s->defltmeth != s->method) {
if (!SSL_set_ssl_method(s, s->defltmeth))
if (!SSL_set_ssl_method(s, s->defltmeth)) {
SSL_SESSION_free(session);
return 0;
}
if (session != NULL) {
SSL_SESSION_up_ref(session);
sc->verify_result = session->verify_result;
}
if (session != NULL)
sc->verify_result = session->verify_result;
SSL_SESSION_free(sc->session);
sc->session = session;

6
ssl/statem/statem_clnt.c
View file

@ -2141,8 +2141,12 @@ WORK_STATE tls_post_process_server_certificate(SSL_CONNECTION *s,
}
}
if (!X509_up_ref(x)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return WORK_ERROR;
}
X509_free(s->session->peer);
X509_up_ref(x);
s->session->peer = x;
s->session->verify_result = s->verify_result;
/* Ensure there is no RPK */

4
test/bio_prefix_text.c
View file

@ -101,8 +101,10 @@ static int setup_bio_chain(const char *progname)
if (chain != NULL) {
size_t i;
if (!BIO_up_ref(bio_out)) /* Protection against freeing */
goto err;
next = bio_out;
BIO_up_ref(next); /* Protection against freeing */
for (i = 0; n > 0; i++, n--) {
BIO *curr = BIO_new(BIO_f_prefix());

4
test/cmp_client_test.c
View file

@ -276,7 +276,9 @@ static int test_exec_KUR_ses(int transfer_error, int pubkey, int raverified)
if (pubkey) {
EVP_PKEY *key = raverified /* wrong key */ ? server_key : client_key;
EVP_PKEY_up_ref(key);
if (!EVP_PKEY_up_ref(key))
return 0;
OSSL_CMP_CTX_set0_newPkey(fixture->cmp_ctx, 0 /* not priv */, key);
OSSL_CMP_SRV_CTX_set_accept_raverified(fixture->srv_ctx, 1);
}

2
test/cmp_protect_test.c
View file

@ -262,11 +262,11 @@ static int test_MSG_protect_certificate_based_without_cert(void)
if (!TEST_ptr(fixture->msg =
OSSL_CMP_MSG_dup(ir_unprotected))
|| !TEST_true(SET_OPT_UNPROTECTED_SEND(ctx, 0))
|| !TEST_true(EVP_PKEY_up_ref(server_key))
|| !TEST_true(OSSL_CMP_CTX_set0_newPkey(ctx, 1, server_key))) {
tear_down(fixture);
fixture = NULL;
}
EVP_PKEY_up_ref(server_key);
EXECUTE_TEST(execute_MSG_protect_test, tear_down);
return result;
}

36
test/crltest.c
View file

@ -266,9 +266,13 @@ static int verify(X509 *leaf, X509 *root, STACK_OF(X509_CRL) *crls,
goto err;
/* Create a stack; upref the cert because we free it below. */
X509_up_ref(root);
if (!TEST_true(sk_X509_push(roots, root))
|| !TEST_true(X509_STORE_CTX_init(ctx, store, leaf, NULL)))
if (!TEST_true(X509_up_ref(root)))
goto err;
if (!TEST_true(sk_X509_push(roots, root))) {
X509_free(root);
goto err;
}
if (!TEST_true(X509_STORE_CTX_init(ctx, store, leaf, NULL)))
goto err;
X509_STORE_CTX_set0_trusted_stack(ctx, roots);
X509_STORE_CTX_set0_crls(ctx, crls);
@ -302,13 +306,29 @@ static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
{
STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
sk_X509_CRL_push(sk, x1);
X509_CRL_up_ref(x1);
if (x2 != NULL) {
sk_X509_CRL_push(sk, x2);
X509_CRL_up_ref(x2);
if (x1 != NULL) {
if (!X509_CRL_up_ref(x1))
goto err;
if (!sk_X509_CRL_push(sk, x1)) {
X509_CRL_free(x1);
goto err;
}
}
if (x2 != NULL) {
if (!X509_CRL_up_ref(x2))
goto err;
if (!sk_X509_CRL_push(sk, x2)) {
X509_CRL_free(x2);
goto err;
}
}
return sk;
err:
sk_X509_CRL_pop_free(sk, X509_CRL_free);
return NULL;
}
static int test_basic_crl(void)

4
test/evp_extra_test.c
View file

@ -3159,7 +3159,9 @@ static int test_EVP_PKEY_check(int i)
#ifndef OPENSSL_NO_DEPRECATED_3_0
ctx2 = EVP_PKEY_CTX_new_id(0xdefaced, NULL);
/* assign the pkey directly, as an internal test */
EVP_PKEY_up_ref(pkey);
if (!EVP_PKEY_up_ref(pkey))
goto done;
ctx2->pkey = pkey;
if (!TEST_int_eq(EVP_PKEY_check(ctx2), 0xbeef))

9
test/helpers/ssltestlib.c
View file

@ -1190,9 +1190,14 @@ int create_ssl_objects(SSL_CTX *serverctx, SSL_CTX *clientctx, SSL **sssl,
BIO_set_mem_eof_return(c_to_s_bio, -1);
/* Up ref these as we are passing them to two SSL objects */
if (!BIO_up_ref(s_to_c_bio))
goto error;
if (!BIO_up_ref(c_to_s_bio)) {
BIO_free(s_to_c_bio);
goto error;
}
SSL_set_bio(serverssl, c_to_s_bio, s_to_c_bio);
BIO_up_ref(s_to_c_bio);
BIO_up_ref(c_to_s_bio);
SSL_set_bio(clientssl, s_to_c_bio, c_to_s_bio);
*sssl = serverssl;
*cssl = clientssl;

16
test/quicapitest.c
View file

@ -1290,11 +1290,9 @@ static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id,
{
use_session_cb_cnt++;
if (clientpsk == NULL)
if (clientpsk == NULL || !SSL_SESSION_up_ref(clientpsk))
return 0;
SSL_SESSION_up_ref(clientpsk);
*sess = clientpsk;
*id = (const unsigned char *)pskid;
*idlen = strlen(pskid);
@ -1307,15 +1305,16 @@ static int find_session_cb(SSL *ssl, const unsigned char *identity,
{
find_session_cb_cnt++;
if (serverpsk == NULL)
if (serverpsk == NULL || !SSL_SESSION_up_ref(serverpsk))
return 0;
/* Identity should match that set by the client */
if (strlen(pskid) != identity_len
|| strncmp(pskid, (const char *)identity, identity_len) != 0)
|| strncmp(pskid, (const char *)identity, identity_len) != 0) {
SSL_SESSION_free(serverpsk);
return 0;
}
SSL_SESSION_up_ref(serverpsk);
*sess = serverpsk;
return 1;
@ -1341,10 +1340,9 @@ static int test_quic_psk(void)
find_session_cb_cnt = 0;
clientpsk = serverpsk = create_a_psk(clientquic, SHA384_DIGEST_LENGTH);
if (!TEST_ptr(clientpsk))
goto end;
/* We already had one ref. Add another one */
SSL_SESSION_up_ref(clientpsk);
if (!TEST_ptr(clientpsk) || !TEST_true(SSL_SESSION_up_ref(clientpsk)))
goto end;
if (!TEST_true(qtest_create_quic_connection(qtserv, clientquic))
|| !TEST_int_eq(1, find_session_cb_cnt)

31
test/sslapitest.c
View file

@ -2693,9 +2693,8 @@ static int test_psk_tickets(void)
NULL, NULL)))
goto end;
clientpsk = serverpsk = create_a_psk(clientssl, SHA384_DIGEST_LENGTH);
if (!TEST_ptr(clientpsk))
if (!TEST_ptr(clientpsk) || !TEST_true(SSL_SESSION_up_ref(clientpsk)))
goto end;
SSL_SESSION_up_ref(clientpsk);
if (!TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE))
@ -3005,10 +3004,12 @@ static int test_ssl_set_bio(int idx)
* each BIO that will have ownership transferred in the SSL_set_bio()
* call
*/
if (irbio != NULL)
BIO_up_ref(irbio);
if (iwbio != NULL && iwbio != irbio)
BIO_up_ref(iwbio);
if (irbio != NULL && !BIO_up_ref(irbio))
goto end;
if (iwbio != NULL && iwbio != irbio && !BIO_up_ref(iwbio)) {
BIO_free(irbio);
goto end;
}
}
if (conntype != CONNTYPE_NO_CONNECTION
@ -3028,11 +3029,17 @@ static int test_ssl_set_bio(int idx)
if (nrbio != NULL
&& nrbio != irbio
&& (nwbio != iwbio || nrbio != nwbio))
BIO_up_ref(nrbio);
if (!TEST_true(BIO_up_ref(nrbio)))
goto end;
if (nwbio != NULL
&& nwbio != nrbio
&& (nwbio != iwbio || (nwbio == iwbio && irbio == iwbio)))
BIO_up_ref(nwbio);
if (!TEST_true(BIO_up_ref(nwbio))) {
if (nrbio != irbio
&& (nwbio != iwbio || nrbio != nwbio))
BIO_free(nrbio);
goto end;
}
SSL_set_bio(clientssl, nrbio, nwbio);
@ -3277,8 +3284,8 @@ static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id,
return 0;
}
if (clientpsk != NULL)
SSL_SESSION_up_ref(clientpsk);
if (clientpsk != NULL && !SSL_SESSION_up_ref(clientpsk))
return 0;
*sess = clientpsk;
*id = (const unsigned char *)pskid;
@ -3337,7 +3344,9 @@ static int find_session_cb(SSL *ssl, const unsigned char *identity,
return 1;
}
SSL_SESSION_up_ref(serverpsk);
if (!SSL_SESSION_up_ref(serverpsk))
return 0;
*sess = serverpsk;
return 1;