buoyant.io

Buoyant Enterprise for Linkerd

enterprise-2.19.5

March 9, 2026

The 2.19.5 stable point release updates some dependencies to address reported CVEs in underlying components.

FIPS users who are upgrading from 2.18 to 2.19 must follow a specific sequence to preserve zero-downtime upgrades. You must first upgrade to 2.18.7 or later, and then to 2.19.4 or later.

Who should upgrade?

This is a CVE hygiene release and does not fix any known exploitable vulnerabilities with Linkerd. Users may upgrade to this release at their convenience.

Upgrade guidance

This is a stable point release designed to introduce minimal change. 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 v0.39.0 or later.

Changelog