RE: BUG #16787: ODBC driver (libpq.dll, psqlodbc30a.dll, psqlodbc30w.dll) issues

Hi!

Item 3, leak static object in libpq.dll - fix at least, please (we use AppVerifier to make our software certified by Microsoft)

pgsql-odbc: items 1-2 already there, not answered yet; item 4 - added https://www.postgresql.org/message-id/231fbd20e4a0489aa814dd1b12f52ae2%40prosoftsystems.ru.

-----Original Message-----
From: Bruce Momjian [mailto:bruce(at)momjian(dot)us]
Sent: Tuesday, December 22, 2020 8:41 PM
To: Першин Юрий Петрович; pgsql-bugs(at)lists(dot)postgresql(dot)org
Subject: Re: BUG #16787: ODBC driver (libpq.dll, psqlodbc30a.dll, psqlodbc30w.dll) issues

On Tue, Dec 22, 2020 at 02:11:09AM +0000, PG Bug reporting form wrote:
> The following bug has been logged on the website:
>
> Bug reference: 16787
> Logged by: Юрий Першин
> Email address: pershin(at)prosoftsystems(dot)ru
> PostgreSQL version: 13.1
> Operating system: Windows
> Description:
>
> Tried another mailing lists with no success.
>
> 1. Memory leak in psqlodbc30*.dll - probably missing
> QR_Destructor(self->parsed) function call inside SC_Destructor().
> Steps for
> reproduce:
> https://www.postgresql.org/message-id/194f365f33f640fd9397c4608819e06f
> %40prosoftsystems.ru 2. READ AV in psqlodbc30a.dll - you should remove
> strlen from strncpy_null
> https://www.postgresql.org/message-id/15b7ea3bfae04c7992c6fcc1aaf8a3e5
> %40prosoftsystems.ru 3. Memory leak in libpq.dll - leaked 0x18 bytes
> https://www.postgresql.org/message-id/2078341cd30141fbb8a54b7d63faca47
> %40prosoftsystems.ru 4. Underflow in psqlodbc30*.dll - when
> SQLNativeSqlW called with both szSqlStr and cbSqlStrMax==0, {
> CONN_NO_MEMORY_ERROR, "Could not allocate memory for output buffer" }
> raised by mistake

You would report ODBC issues here:

pgsql-odbc(at)postgresql(dot)org

https://odbc.postgresql.org/faq.html#1.6

--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EnterpriseDB https://enterprisedb.com

The usefulness of a cup is in its emptiness, Bruce Lee