Releases

AI-analyzed release notes for CNCF graduated and incubating projects.

URGENCY

All Action needed Check if affected Plan ahead

KIND

Category

All AI & ML CI/CD & App Delivery Kubernetes Core Networking & Messaging Observability Orchestration & Management Provisioning & Runtime Security Storage & Data

Project: LinkerdClear ×

Linkerdedge-26.7.1Networking & MessagingJul 21, 2026

ACTION 1CHECK 1OTHER 58View full analysis

This release tightens Gateway API and service-port handling and corrects tracing identity construction. It also updates dependencies and shipped components, with no security advisories or explicitly described vulnerabilities.

Action needed (1)

breakingUndefined service port requests disallowed
The destination component now disallows requests to service ports that are not defined.

Check if affected (1)

breakingGateway API checks during Helm installation
Applies when you use Helm.
Installation with Helm now checks for the Gateway API.

Source ↗

Linkerdedge-26.6.2Networking & MessagingJun 16, 2026

CHECK 1OTHER 18View full analysis

A release with narrower ExternalWorkloads endpoint behavior, annotation support for upcoming load-balancing features, policy and profile fixes, dependency updates, and new load-biasing functionality. This release is explicitly not recommended in favor of edge-26.6.3.

Check if affected (1)

breakingNamespace-restricted ExternalWorkloads endpoints
Applies if you use ExternalWorkloads.
ExternalWorkloads now use only endpoints within their own namespace.

Source ↗

Linkerdedge-26.5.2Networking & MessagingMay 15, 2026

ACTION 2OTHER 32View full analysis

A release that changes the default sidecar mode and promotes native sidecars to GA. It also fixes correctness issues, adds configurable timestamp handling, addresses eleven disclosed CVEs, and updates numerous dependencies.

Action needed (2)

securityhighEleven disclosed CVEs, fixed
The release fixes eleven disclosed CVEs: CVE-2026-42501, CVE-2026-42499, CVE-2026-39836, CVE-2026-39826, CVE-2026-39825, CVE-2026-39823, CVE-2026-39820, CVE-2026-39819, CVE-2026-39817, CVE-2026-33814, and CVE-2026-33811.
breakingThe config.linkerd.io/proxy-enable-native-sidecar default, changed
The default sidecar mode changes through config.linkerd.io/proxy-enable-native-sidecar, making native sidecars the default.

Source ↗

Linkerdedge-26.5.1Networking & MessagingMay 1, 2026

CHECK 1OTHER 13View full analysis

This release narrows Kubernetes support to version 1.31 or newer. It also adds multicluster gateway configuration, reduces destination-controller memory usage, corrects namespace-aware service cleanup, and updates third-party dependencies.

Check if affected (1)

breakingMinimum supported Kubernetes version, 1.31
Applies when your cluster runs Kubernetes older than 1.31.
The minimum supported Kubernetes version for this release and future releases is 1.31.

Source ↗

Linkerdedge-26.3.2Networking & MessagingMar 12, 2026

CHECK 1OTHER 25View full analysis

This release narrows Linkerd Viz scraping behavior and adds the inbound_http_request_duration_seconds and inbound_grpc_request_duration_seconds metrics histograms. It also updates dependencies and ships proxy v2.342.0.

Check if affected (1)

breakingLinkerd Viz default scraping configuration
Applies if you use Linkerd Viz.
Linkerd Viz's default scraping configuration now scrapes only Running or Pending pods.

Source ↗

Browse by month