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High8.1Vendor: MediumRed Hat Linux

High [CVE-2026-27144] no-op interface conversion bypasses overlap checking

This high-severity Red Hat Linux advisory covers CVE-2026-27144 affecting Red Hat Enterprise Linux 1, Red Hat Enterprise Linux 9, openshift4/openshift-route-controller-manager-rhel8:1781867531.

CVE-2026-27144 Published Apr 8, 2026
CVE-2026-27144
Affected products & platforms
Red Hat LinuxUnclassified
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Summary

no-op interface conversion bypasses overlap checking. Red Hat rates this moderate (CVSS 8.1).

Weakness: CWE-440.

Affected package(s): openshift4/openshift-route-controller-manager-rhel8:1781867531, openshift4/ose-gcp-cloud-controller-manager-rhel9:1781927538, openshift4/ose-nutanix-machine-controllers-rhel9:1781926777, openshift4/ose-cluster-bootstrap-rhel9:1779251452, openshift4/ose-cluster-policy-controller-rhel9:1779258265, openshift4/ose-machine-api-provider-aws-rhel9:1779249874.

Resolved in Red Hat advisory RHSA-2026:10704 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 9.

Affected versions
  • openshift4/openshift-route-controller-manager-rhel8:1781867531
  • openshift4/ose-gcp-cloud-controller-manager-rhel9:1781927538
  • openshift4/ose-nutanix-machine-controllers-rhel9:1781926777
  • openshift4/ose-cluster-bootstrap-rhel9:1779251452
  • openshift4/ose-cluster-policy-controller-rhel9:1779258265
  • openshift4/ose-machine-api-provider-aws-rhel9:1779249874
  • openshift-service-mesh/pilot-rhel8:1777319850
  • openshift4/oc-mirror-plugin-rhel8:1781822901
  • openshift4/ose-cluster-olm-rhel9-operator:1779787336
  • openshift4/ose-cluster-openshift-controller-manager-operator:1781830986
  • openshift4/ose-cluster-dns-rhel9-operator:1781930077
  • openshift-service-mesh/istio-cni-rhel8:1777374598

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions
  • RHSA-2026:10704

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Update the affected package(s) to the fixed version shipped in RHSA-2026:10704 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

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