Memory leak in X509_verify_cert OpenSSL 1.1.1w

[bhatja1]

Hi every one,

I am seeing a memory leak in TLS handshake while using OpenSSL 1.1.1w. Calls stack is

(CRYPTO_malloc + 0xa0)[ \openssl\crypto\mem.c:222 ]
(CRYPTO_realloc + 0x7c)[ \openssl\crypto\mem.c:246 ]
(ASN1_STRING_set + 0xe0)[ \openssl\crypto\asn1\asn1_lib.c:299 ]
(asn1_ex_c2i + 0x410)[ \openssl\crypto\asn1\tasn_dec.c:906 ]
(asn1_d2i_ex_primitive + 0x504)[ \openssl\crypto\asn1\tasn_dec.c:780 ]
(asn1_item_embed_d2i + 0x1e8)[ \openssl\crypto\asn1\tasn_dec.c:182 ]
(ASN1_item_ex_d2i + 0x48)[ \openssl\crypto\asn1\tasn_dec.c:124 ]
(ASN1_item_d2i + 0x64)[ \openssl\crypto\asn1\tasn_dec.c:114 ]
(X509V3_EXT_d2i + 0xa4)[ \openssl\crypto\x509v3\v3_lib.c:142 ]
(X509V3_get_d2i + 0x1a8)[ \openssl\crypto\x509v3\v3_lib.c:201 ]
(X509_get_ext_d2i + 0x28)[ \openssl\crypto\x509\x509_ext.c:104 ]
(x509v3_cache_extensions + 0x80c)[ \openssl\crypto\x509v3\v3_purp.c:511 ]
(x509_likely_issued + 0x54)[ \openssl\crypto\x509v3\v3_purp.c:862 ]
(check_issued + 0x18)[ \openssl\crypto\x509\x509_vfy.c:421 ]
(get_issuer + 0x4c)[ \openssl\crypto\x509\x509_vfy.c:3015 ]
(build_chain + 0x3cc)[ \openssl\crypto\x509\x509_vfy.c:3164 ]
(verify_chain + 0x24)[ \openssl\crypto\x509\x509_vfy.c:230 ]
(X509_verify_cert + 0x2d4)[ \openssl\crypto\x509\x509_vfy.c:372 ]
(ssl_verify_cert_chain + 0x2d4)[ \openssl\ssl\ssl_cert.c:427 ]
(tls_process_server_certificate + 0x494)[ \openssl\ssl\statem\statem_clnt.c:1903 ]
(ossl_statem_client_process_message + 0x130)[ \openssl\ssl\statem\statem_clnt.c:1040 ]
(read_state_machine + 0x3e4)[ \openssl\ssl\statem\statem.c:636 ]
(state_machine + 0x570)[ \openssl\ssl\statem\statem.c:434 ]
(ossl_statem_connect + 0x18)[ \openssl\ssl\statem\statem.c:250 ]
(SSL_do_handshake + 0x128)[ \openssl\ssl\ssl_lib.c:3770 ]
(SSL_connect + 0x30)[ \openssl\ssl\ssl_lib.c:1698 ]

Let me know if you have any inputs. Thanks in advance.

Regards.
Jaya