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Rook

v1.18.9Storage & Data
Jan 13, 2026

OTHER 7

Rook v1.18.9 includes operator-facing behavior changes, new configuration capabilities, a corrected CSI behavior, and expanded CRD validation. No security advisories are disclosed.

All 7 other recorded changesvalue changes 3 · additions 2 · constraints 1 · fixes 1

value changes (3)

  • - csi: Disable read affinity for ceph v20.2.0 to avoid corruption (#16895, @travisn)
  • - helm: Merge rook-config-override ConfigMap into toolbox ceph.conf (#16862, @mheler)
  • - operator: Watch cephConfigFromSecret changes (#16786, @cyanidium)

additions (2)

  • - core: Allow skipping cephcluster reconcile via do-not-reconcile label (#16874, @OdedViner)
  • - helm: Add cephclusters/finalizers permission for mgr sidecar (#16854, @grandeit)

constraints (1)

  • - rgw: Support all S3 notification events in CRD validation (#16804, @arttor)

fixes (1)

  • - csi: Add fix to support multiple fs mount option (#16837, @subhamkrai)
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