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Cilium

v1.18.15Networking & Messaging
Oct 15, 2026

ACTION 3OTHER 21

A maintenance release with correctness fixes and dependency and image updates. It also includes security-related dependency updates, with no newly announced operator configuration changes.

Action needed (3)

  • securityThe go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp module version

    The go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp module is updated to v1.45.0 in this release.

  • securityThe golang.org/x/net module version

    The golang.org/x/net module is updated to v0.60.0 in this release.

  • securityDependency security updates

    Dependency security updates are included in this release.

All 21 other recorded changesvalue changes 17 · fixes 4

value changes (17)

  • * [v1.18] Bump etcd and x/crypto module versions (cilium/cilium#48769, @ferozsalam)
  • * chore(deps): update all-dependencies (v1.18) (cilium/cilium#48887, @cilium-renovate[bot])
  • * chore(deps): update base-images (v1.18) (cilium/cilium#48889, @cilium-renovate[bot])
  • * chore(deps): update base-images to v1.26.9 (v1.18) (cilium/cilium#49263, @cilium-renovate[bot])
  • * chore(deps): update dependency cilium/cilium-cli to v0.20.1 (v1.18) (cilium/cilium#48980, @cilium-renovate[bot])
  • * chore(deps): update dependency protocolbuffers/protobuf to v36.2 (v1.18) (cilium/cilium#49049, @cilium-renovate[bot])
  • * chore(deps): update docker.io/library/alpine docker tag to v3.22.6 (v1.18) (cilium/cilium#49047, @cilium-renovate[bot])
  • * chore(deps): update docker.io/library/busybox:1.37.0 docker digest to bdf57e5 (v1.18) (cilium/cilium#49046, @cilium-renovate[bot])
  • * chore(deps): update docker.io/library/golang:1.26.8 docker digest to 0f063af (v1.18) (cilium/cilium#49159, @cilium-renovate[bot])
  • * chore(deps): update docker.io/library/golang:1.26.9 docker digest to d772206 (v1.18) (cilium/cilium#49300, @cilium-renovate[bot])
  • * chore(deps): update docker.io/library/ubuntu:24.04 docker digest to 534baea (v1.18) (cilium/cilium#49160, @cilium-renovate[bot])
  • * chore(deps): update quay.io/cilium/cilium-envoy docker tag to v1.37.7-1790879678-3aca86e6e66670781346552575b4e4685c8b2469 (v1.18) (cilium/cilium#49128, @cilium-renovate[bot])
  • * chore(deps): update quay.io/cilium/cilium-envoy docker tag to v1.37.7-1791018873-971395586d20dcc31cedc8fc9290cf91173014a2 (v1.18) (cilium/cilium#49161, @cilium-renovate[bot])
  • * chore(deps): update quay.io/cilium/cilium-envoy docker tag to v1.38.5-1791291190-5ec36181d464cd75b35b45395a722226cbdd2888 (v1.18) (cilium/cilium#49196, @cilium-renovate[bot])
  • * chore(deps): update quay.io/cilium/cilium-envoy docker tag to v1.38.6-1791350265-ae0327a34850b7d1849e8332dbefd4d5bebabe10 (v1.18) (cilium/cilium#49218, @cilium-renovate[bot])
  • * chore(deps): update quay.io/cilium/cilium-envoy docker tag to v1.38.6-1791537840-00e749f11f69334c625e53fc1ce2fc6c7f34a51f (v1.18) (cilium/cilium#49281, @cilium-renovate[bot])
  • * install: Update image digests for v1.18.14 (cilium/cilium#48748, @cilium-release-bot[bot])

fixes (4)

  • * Fix incorrect deletion of new endpoint during GC iteration when reusing ID from a previously GC'd endpoint (Backport PR cilium/cilium#49121, Upstream PR cilium/cilium#48905, @fristonio)
  • * Fix ip6tables chain rename errors being silently ignored during iptables rule reconciliation. (Backport PR cilium/cilium#49333, Upstream PR cilium/cilium#49024, @maxskokov)
  • * Fix restoration of terminating backends. If a terminating backend become active again during restart the backend was incorrectly kept as quarantined. (Backport PR cilium/cilium#48795, Upstream PR cilium/cilium#48763, @joamaki)
  • * [v1.18] node_neighbor_discovery: fix ID in delete query (cilium/cilium#48872, @nobleess)
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