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High RHSA-2021:3646 1 CVE

Red Hat Security Advisory: OpenShift Container Platform 3.11.524 security and bug fix update

Published Sep 16, 2024 · Updated Jul 3, 2026

Ecosystem: Red Hat

Fixed packages 13

ReleasePackageFixed in
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-clients 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-clients-redistributable 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-docker-excluder 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-excluder 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-hyperkube 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-hypershift 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-master 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-node 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-pod 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-sdn-ovs 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-template-service-broker 0:3.11.524-1.git.0.2dffce7.el7
Red Hat · OpenShift 3 openshift:3.11::el7 atomic-openshift-tests 0:3.11.524-1.git.0.2dffce7.el7

Vulnerabilities 1

  • High 8.8
    CVE-2021-25741 Public exploit

    Symlink Exchange Can Allow Host Filesystem Access

    A security issue was discovered in Kubernetes where a user may be able to create a container with subpath volume mounts to access files & directories outside of the volume, including on the host filesystem.

    Kubernetes Kubernetes k8s.io/kubernetes kubernetes Debian Go

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1993749
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_3646.json
  • report
    https://access.redhat.com/security/cve/CVE-2021-25741
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2021-25741
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2021-25741
  • article
    https://groups.google.com/g/kubernetes-security-announce/c/nyfdhK24H7s