Fix calls to SSL_get_server_tmp_key() in TLSv1.3
The macro SSL_get_server_tmp_key() returns information about the temp key
used by the server during a handshake. This was returning NULL for TLSv1.3
and causing s_client to omit this information in its connection summary.
Fixes
@@ -1295,7 +1295,7 @@ int tls_parse_stoc_key_share(SSL *s, PACKET *pkt, unsigned int context, X509 *x,
EVP_PKEY *ckey = s->s3->tmp.pkey, *skey = NULL;
/* Sanity check */
- if (ckey == NULL) {
+ if (ckey == NULL || s->s3->peer_tmp != NULL) {
*al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_TLS_PARSE_STOC_KEY_SHARE, ERR_R_INTERNAL_ERROR);
return 0;
@@ -1386,7 +1386,7 @@ int tls_parse_stoc_key_share(SSL *s, PACKET *pkt, unsigned int context, X509 *x,
EVP_PKEY_free(skey);
return 0;
}
- EVP_PKEY_free(skey);
+ s->s3->peer_tmp = skey;
#endif
return 1;
