# Connector/C 3.4.7 Release Notes

{% hint style="info" %}

<p align="center">The most recent release of <a href="https://app.gitbook.com/s/CjGYMsT2MVP4nd3IyW2L/mariadb-connector-c">MariaDB Connector/C</a> is:</p>

<h4 align="center"><a href="3.4.8" class="button secondary">Connector/C 3.4.8</a> <a href="https://mariadb.com/downloads/connectors/connectors-data-access/c-connector" class="button primary">Download Now</a></h4>
{% endhint %}

<a href="https://mariadb.com/downloads/connectors/connectors-data-access/c-connector" class="button primary">Download</a> <a href="3.4.7" class="button secondary">Release Notes</a> <a href="../changelogs/3.4/3.4.7" class="button secondary">Changelog</a> <a href="https://app.gitbook.com/s/CjGYMsT2MVP4nd3IyW2L/mariadb-connector-c" class="button secondary">About MariaDB Connector/C</a>

**Release date:** 21 Aug 2025

This is a [***Stable (GA)***](https://mariadb.com/docs/release-notes/community-server/about/release-criteria) release of MariaDB Connector/C, formerly known as MariaDB Client Library for C.

{% hint style="info" %}
**For a description of this library see the** [**MariaDB Connector/C**](https://app.gitbook.com/s/CjGYMsT2MVP4nd3IyW2L/mariadb-connector-c) **page.**
{% endhint %}

## Notable Items

* Included in MariaDB Community Server [11.4.8](https://mariadb.com/docs/release-notes/community-server/11.4/11.4.8), [11.8.3](https://mariadb.com/docs/release-notes/community-server/11.8/11.8.3), [12.0.2](https://mariadb.com/docs/release-notes/community-server/old-releases/12.0/12.0.2), and [12.1.1](https://mariadb.com/docs/release-notes/community-server/old-releases/12.1/12.1.1)

## Issues Fixed

* [CONC-783](https://jira.mariadb.org/browse/CONC-783): Fix potential loss of "Proxy header not accepted from host" error
* [CONC-778](https://jira.mariadb.org/browse/CONC-778): TLS v1.3 support for Windows Server
* [CONC-776](https://jira.mariadb.org/browse/CONC-776): Enable rpl\_set\_error
* [CONC-775](https://jira.mariadb.org/browse/CONC-775): disable UNINIT\_VAR macro for clang
* [CONC-771](https://jira.mariadb.org/browse/CONC-771): Fix pipelining error (mariadb\_stmt\_execute\_direct)
* [CONC-766](https://jira.mariadb.org/browse/CONC-767): Improve TLS verification performance on Windows
* [CONC-766](https://jira.mariadb.org/browse/CONC-766): Disable clang -Wcast-function-type-strict for makecontext
* [CONC-764](https://jira.mariadb.org/browse/CONC-764): Fix build error on android
* [CONC-756](https://jira.mariadb.org/browse/CONC-756): Updated bundled zlib

## Changelog

For a list of changes made in this release, with links to detailed information\
on each push, see the [changelog](https://mariadb.com/docs/release-notes/connectors/c/changelogs/3.4/3.4.7).

{% hint style="info" %}
Be notified of new MariaDB Server releases automatically by [subscribing](https://lists.mariadb.org/postorius/lists/announce.lists.mariadb.org/) to the MariaDB Foundation community announce 'at' lists.mariadb.org announcement list (this is a low traffic, announce-only list). MariaDB plc customers will be notified for all new releases, security issues and critical bug fixes for all MariaDB plc products thanks to the Notification Services.

MariaDB may already be included in your favorite OS distribution. More information can be found on the [Distributions which Include MariaDB](https://app.gitbook.com/s/WCInJQ9cmGjq1lsTG91E/distributions-including-mariadb) page.
{% endhint %}

<sub>*This page is licensed: CC BY-SA / Gnu FDL*</sub>

{% @marketo/form formid="4316" formId="4316" %}