v1.37.X
Upgrade Notice
Before upgrading from earlier releases, be sure to read the Kubernetes Urgent Upgrade Notes.
| Version | Release date | Kubernetes | Kine | SQLite | Etcd | Containerd | Runc | Flannel | Metrics-server | Traefik | CoreDNS | Helm-controller | Local-path-provisioner |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| v1.37.1+k3s1 | Sep 30 2026 | v1.37.1 | v0.17.1 | 3.53.4 | v3.7.1-k3s3 | v2.3.4-k3s1 | v1.4.2 | v0.28.4 | v0.9.0 | v3.7.13 | v1.14.7 | v0.17.9 | v0.0.37 |
| v1.37.0+k3s1 | Sep 14 2026 | v1.37.0 | v0.17.0 | 3.53.4 | v3.7.1-k3s1 | v2.3.4-k3s1 | v1.4.2 | v0.28.4 | v0.9.0 | v3.7.13 | v1.14.7 | v0.17.7 | v0.0.37 |
Release v1.37.1+k3s1
This release updates Kubernetes to v1.37.1, and fixes a number of issues.
For more details on what's new, see the Kubernetes release notes.
Changes since v1.37.0+k3s1:
- Backports for 2026-09 (#14631)
- Fix restore from compressed etcd snapshot #14528
- Enable seccomp in riscv64 builds #14529
- Use ginkgo CLI to run tests #14531
- Bump k3s-io/api to v0.2.0 #14570
- Servicelb multiple lbpools #14547
- Close minio.Object after read #14580
- Bump k3s-io/apis again #14589
- Fix --flannel-cni-conf not reaching the embedded flannel #14598
- Check-config: suppress colors when stdout is not a terminal #14595
- Fix deploy controller not re-applying manifests when mtime is pinned to the epoch #14568
- Bump etcd to v3.7.1-k3s3 for nonblocking logging support #14628
- Bump kine to v0.17.1 #14627
- Bump helm-controller (#14684)
- Bump k3s-io/kubernetes and Go references (#14695)
- Bump cadvisor to v0.60.5-k3s1 (#14698)
- Reject anonymous access to supervisor router (spegel/pprof/metrics) (#14701)
- Improve CA hash validation (#14705)
Release v1.37.0+k3s1
This release updates Kubernetes to v1.37.0, and fixes a number of issues.
For more details on what's new, see the Kubernetes release notes.
Changes since v1.36.3+k3s1:
- Bump mirrored-pause to 3.10.2 (#14339)
- Build(deps): bump the action-deps group with 14 updates (#14394)
- Bump dynamiclistener for atomic write fix (#14382)
- Bump helm-controller/klipper-helm (#14403)
- Simplify WriteSubnetFile cleanup and make atomic (#14405)
- Fix typo in snapshot prune event (#14410)
- Bump rancher/mirrored-coredns-coredns image version (#14415)
- Add updatecli manifest to bump Kubernetes across multiple release branches (#14402)
- Bump metrics-server to v0.9.0 (#14416)
- Updatecli: relax metrics-server semver filter et al. (#14429)
- Updatecli: add missing requiredEnv (#14434)
- Bump helm-controller and klipper-helm for
--force-conflictssupport (#14446) - Bump k3s-io/kubernetes and Go references (#14457)
- Bump etcd to v3.6.14 (#14460)
- Fix production builds always enabling Go coverage instrumentation (#14465)
- Feat: support custom kubeconfig name (#14440)
- Added
--write-kubeconfig-nameserver flag to set the name for cluster, user and context in generated kubeconfig.
- Added
- Require node password informer sync before using cache (#14459)
- Bump helm-controller and klipper-helm (#14474)
- Enable unit tests (#14480)
- Fix: change sles to use slemicro rpms instead of microos (#14472)
- Tests: make rootless uidmap install robust against stale apt cache (#14490)
- Update stable channel to v1.36.3+k3s1 (#14492)
- Etcd client locking (#14488)
- Tests: Install rke2-multus-crd chart for multus e2e test (#14489)
- Filter large untemplated issues (#14435)
- Fix typo in spegel deferred store comment (#14485)
- Make explicit where coredns customizations should be made (#14503)
- Bump docker version in CI to 29 (#14506)
- Don't retag images for a registry they are already hosted by (#14484)
- Fixed an issue where airgap image imports could fail with an "already exists" error, or accumulate duplicate image tags on every restart, when system-default-registry matched the registry the images were already tagged for.
- Tidy dockerfile and build stages (#14511)
- Add advertise-address to SANs before generating apiserver cert (#14516)
- Fixed the apiserver serving certificate not including the value of --advertise-address in its subject alternative names.
- Bump Local Path Provisioner version (#14496)
- Bump containerd to v2.3.4-k3s1.36 (#14510)
- Bump kine to v0.16.4 for nats replay fix (#14521)
- Feat: Add Project Bluefin to adopters list (#14549)
- Bump k8s to v1.37 (#14509)
- Bump Traefik and bundle gateway-api crds (#14573)
- Bump rancher/mirrored-coredns-coredns image version (#14577)
- Bump critools to v1.37 (#14579)
- Bump gateway-api-crd version 3, which includes the keep annotation (#14586)
- Bump Traefik to v3.7.13 (#14606)
- Bump google.golang.org/grpc to v1.83.2 for CVE-2026-84445 (#14614)
- Bump google.golang.org/grpc to v1.83.2, not v1.82.2 (#14619)