This release updates Kubernetes to v1.34.3, and fixes a number of issues.

For more details on what's new, see the Kubernetes release notes.

Changes since v1.34.3+k3s1:

• Add firewall section to check-config.sh (#13391)
• Expand docker upgrade test, sunset E2E upgrade test (#13399)
• Allow k3s secrets-encrypt enable on existing clusters (#13404)
• Chore: Bump charts - Jan 2025 (#13421)
• Bump local path provisioner to v0.0.34 (#13427)
• Backports for 2026-01 (#13447)
• Bump to coredns 1.14.0 (#13452)
• Rootless ports: add support for udp (#13460)
• Update Traefik version to v3.6.7 (#13483)
• Bump etcd to v3.6.7 (#13496)
• Update to v1.34.3-k3s3 and Go 1.24.11 (#13522)
• Fix restart of control-plane-only nodes attempting to reconcile from local datastore (#13536)

Embedded Component Versions

| Component | Version | |---|---| | Kubernetes | v1.34.3 | | Kine | v0.14.10 | | SQLite | 3.51.1 | | Etcd | v3.6.7-k3s1 | | Containerd | v2.1.5-k3s1 | | Runc | v1.4.0 | | Flannel | v0.28.0 | | Metrics-server | v0.8.0 | | Traefik | v3.6.7 | | CoreDNS | | | Helm-controller | | | Local-path-provisioner | |

Helpful Links

As always, we welcome and appreciate feedback from our community of users. Please feel free to:

• Open issues here
• Join our Slack channel
• Check out our documentation for guidance on how to get started or to dive deep into K3s.
• Read how you can contribute here