Buoyant Enterprise for Linkerd

enterprise-2.16.5

May 5, 2025

The 2.16.5 stable point release addresses CVE-2025-43915 and includes additional dependency upgrades.

Previous release: enterprise-2.16.4.

Supported Kubernetes versions

For this release, the minimum supported Kubernetes version remains 1.22, and the maximum supported Kubernetes version remains 1.31.

Who should upgrade?

Customers who are affected by CVE-2025-43915 should upgrade. All other customers should upgrade at their convenience. Note that there is a minor breaking change in this release, in order to mitigate this CVE. See upgrade guidance below.

Upgrade guidance

This is a stable point release designed to introduce minimal change. However, remediating CVE-2025-43915 requires disabling the authority label on inbound metrics by default. If you make use of these metrics labels, you must explicitly re-enable them in this release via following the instructions outlined here. Please see the instructions in Upgrading BEL for how to upgrade.

To upgrade with BEL’s lifecycle automation operator, you will need Buoyant Extension version v0.35.0 or later.

Changelog