.. _release_notes:

Information about the release lifecycle can be found
`here <https://github.com/eProsima/Fast-DDS/blob/master/RELEASE_SUPPORT.md>`_.

Version 2.6.12 (maintenance)
============================

.. important::
  According to our
  `release support guidelines <https://github.com/eProsima/Fast-DDS/blob/master/RELEASE_SUPPORT.md>`_
  the v2.6 minor will only receive patches for critical issues and security fixes.

This release includes the following **security fixes**:

- `Fix CVE-2026-22590 <https://www.cve.org/CVERecord?id=CVE-2026-22590>`_
- `Fix CVE-2026-22591 <https://www.cve.org/CVERecord?id=CVE-2026-22591>`_
- `Fix CVE-2026-45094 <https://www.cve.org/CVERecord?id=CVE-2026-45094>`_
- `Fix CVE-2026-45095 <https://www.cve.org/CVERecord?id=CVE-2026-45095>`_
- `Fix CVE-2026-45096 <https://www.cve.org/CVERecord?id=CVE-2026-45096>`_
- `Fix CVE-2025-63829 <https://www.cve.org/CVERecord?id=CVE-2025-63829>`_
- `Fix CVE-2025-65865 <https://www.cve.org/CVERecord?id=CVE-2025-65865>`_
- `Fix CVE-2026-45093 <https://www.cve.org/CVERecord?id=CVE-2026-45093>`_
- `Fix CVE-2026-45092 <https://www.cve.org/CVERecord?id=CVE-2026-45092>`_
- `Fix CVE-2025-67108 <https://www.cve.org/CVERecord?id=CVE-2025-67108>`_
- `Fix CVE-2026-49861 <https://www.cve.org/CVERecord?id=CVE-2026-49861>`_
- `Fix CVE-2026-53589 <https://www.cve.org/CVERecord?id=CVE-2026-53589>`_
- `Fix CVE-2026-45098 <https://www.cve.org/CVERecord?id=CVE-2026-45098>`_
- `Fix CVE-2026-49862 <https://www.cve.org/CVERecord?id=CVE-2026-49862>`_
- `Fix CVE-2026-55063 <https://www.cve.org/CVERecord?id=CVE-2026-55063>`_
- `Fix CVE-2026-49863 <https://www.cve.org/CVERecord?id=CVE-2026-49863>`_
- `Fix CVE-2026-53588 <https://www.cve.org/CVERecord?id=CVE-2026-53588>`_
- `Fix CVE-2026-53590 <https://www.cve.org/CVERecord?id=CVE-2026-53590>`_

This release includes the following **fixes**:

#. Several fixes in ``TopicPayloadPool``
#. Fix lock order inversion in ``StatefulWriter``
#. Fix ``StatefulReader`` iterator invalidation during listener callback
#. Check endianness of ``TCPControlMsgHeader`` & ``TCPHeader``

This release includes the following **CI improvements**:

#. Upgrade Linters CI runner image to ``ubuntu-24.04``

Previous versions
=================

.. include:: previous_versions/v2.6.11.rst
.. include:: previous_versions/v2.6.10.rst
.. include:: previous_versions/v2.6.9.rst
.. include:: previous_versions/v2.6.8.rst
.. include:: previous_versions/v2.6.7.rst
.. include:: previous_versions/v2.6.6.rst
.. include:: previous_versions/v2.6.5.rst
.. include:: previous_versions/v2.6.4.rst
.. include:: previous_versions/v2.6.3.rst
.. include:: previous_versions/v2.6.2.rst
.. include:: previous_versions/v2.6.1.rst
.. include:: previous_versions/v2.6.0.rst
.. include:: previous_versions/v2.5.1.rst
.. include:: previous_versions/v2.5.0.rst
.. include:: previous_versions/v2.4.2.rst
.. include:: previous_versions/v2.4.1.rst
.. include:: previous_versions/v2.4.0.rst
.. include:: previous_versions/v2.3.4.rst
.. include:: previous_versions/v2.3.3.rst
.. include:: previous_versions/v2.3.2.rst
.. include:: previous_versions/v2.3.1.rst
.. include:: previous_versions/v2.3.0.rst
.. include:: previous_versions/v2.2.1.rst
.. include:: previous_versions/v2.2.0.rst
.. include:: previous_versions/v2.1.1.rst
.. include:: previous_versions/v2.1.0.rst
.. include:: previous_versions/v2.0.3.rst
.. include:: previous_versions/v2.0.2.rst
.. include:: previous_versions/v2.0.1.rst
.. include:: previous_versions/v2.0.0.rst
.. include:: previous_versions/v1.10.1.rst
.. include:: previous_versions/v1.10.0.rst
.. include:: previous_versions/v1.9.5.rst
.. include:: previous_versions/v1.9.4.rst
.. include:: previous_versions/v1.9.3.rst
.. include:: previous_versions/v1.9.2.rst
.. include:: previous_versions/v1.9.1.rst
.. include:: previous_versions/v1.9.0.rst
.. include:: previous_versions/v1.8.5.rst
.. include:: previous_versions/v1.8.4.rst
.. include:: previous_versions/v1.8.3.rst
.. include:: previous_versions/v1.8.2.rst
.. include:: previous_versions/v1.8.1.rst
.. include:: previous_versions/v1.8.0.rst
.. include:: previous_versions/v1.7.3.rst
.. include:: previous_versions/v1.7.2.rst
.. include:: previous_versions/v1.7.1.rst
.. include:: previous_versions/v1.7.0.rst
.. include:: previous_versions/v1.6.0.rst
.. include:: previous_versions/v1.5.0.rst
.. include:: previous_versions/v1.4.0.rst
.. include:: previous_versions/v1.3.1.rst
.. include:: previous_versions/v1.3.0.rst
.. include:: previous_versions/v1.2.0.rst