Buoyant Enterprise for Linkerd

August 10, 2026

The 2.19.10 point release fixes an issue with FIPS connections from the control plane to the Kubernetes API. This release also 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.

Previous release: enterprise-2.19.9.

Supported Kubernetes versions

For this release, the minimum supported Kubernetes version remains 1.29, and the maximum supported Kubernetes version remains 1.35.

Who should upgrade?

Users who run the FIPS-validated version of BEL should upgrade to this release when feasible.

Other users may upgrade to this release at their convenience to take advantage of the addressed CVEs.

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 v0.40.5 or later.

Changelog