RHSA-2025:22695MediumCVSS 7.4

Red Hat Security Advisory: OpenShift Container Platform 4.18.30 bug fix and security update

Published
December 11, 2025
Last Modified
September 1, 2026

🔗 CVE IDs covered (1)

CVE-2025-4953 →

📋 Description

CVE-2025-4953 — podman: Build Context Bind Mount

🎯 Affected products5

  • Red Hat OpenShift Container Platform 4.18
  • rhcos-aarch64-418.94.202512022246-0 as a component of Red Hat OpenShift Container Platform 4.18
  • rhcos-ppc64le-418.94.202512022246-0 as a component of Red Hat OpenShift Container Platform 4.18
  • rhcos-s390x-418.94.202512022246-0 as a component of Red Hat OpenShift Container Platform 4.18
  • rhcos-x86_64-418.94.202512022246-0 as a component of Red Hat OpenShift Container Platform 4.18

✅ Remediation

For OpenShift Container Platform 4.18 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/release_notes/ You may download the oc tool and use it to inspect release image metadata for x86_64, s390x, ppc64le, and aarch64 architectures. The image digests may be found at https://quay.io/repository/openshift-release-dev/ocp-release?tab=tags. The sha values for the release are as follows: (For x86_64 architecture) The image digest is sha256:349912ef80ff71bdb591b36d8b3eca9df2446fa2497af08058d1777b8e0cf3ca (For s390x architecture) The image digest is sha256:4e91ca0d06c402ddf30399d5516277aed494d22b14f491b1fe0d5e06bcef7353 (For ppc64le architecture) The image digest is sha256:b6a676f3dd9def22709ba94e6b9d66c37ae8057bce92fa930c8dec0f9f35197b (For aarch64 architecture) The image digest is sha256:068c24cfa13ceae36c1f0c82d083bab31223ffb1afa0d24ae044df633dc9f4bb All OpenShift Container Platform 4.18 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html-single/updating_clusters/index#updating-cluster-cli. Workaround: Avoid long-running build steps and overly permissive file permissions. Use RUN --mount=type=secret for sensitive data instead of bind mounts.

🔗 References (5)