Fix memory leak in libpq when using sslmode=verify-full

Checking if Subject Alternative Names (SANs) from a certificate match
with the hostname connected to leaked memory after each lookup done.

This is broken since acd08d7 that added support for SANs in SSL
certificates, so backpatch down to 9.5.

Author: Roman Peshkurov
Reviewed-by: Hamid Akhtar, Michael Paquier, David Steele
Discussion: https://postgr.es/m/CALLDf-pZ-E3mjxd5=bnHsDu9zHEOnpgPgdnO84E2RuwMCjjyPw@mail.gmail.com
Backpatch-through: 9.5
This commit is contained in:
Michael Paquier 2020-04-22 07:27:03 +09:00
parent 8803506c41
commit 27dbe1a184

View File

@ -552,7 +552,7 @@ pgtls_verify_peer_name_matches_certificate_guts(PGconn *conn,
if (rc != 0)
break;
}
sk_GENERAL_NAME_free(peer_san);
sk_GENERAL_NAME_pop_free(peer_san, GENERAL_NAME_free);
}
/*