QID 239662

Date Published: 2021-10-06

QID 239662: Red Hat Update for OpenShift Container Platform 4.8.13 (RHSA-2021:3631)

Red Hat OpenShift Container Platform is Red Hat's cloud computingKubernetes application platform solution designed for on-premise or privatecloud deployments.This advisory contains the RPM packages for Red Hat OpenShift ContainerPlatform 4.8.13. See the following advisory for the container images forthis release:https://access.redhat.com/errata/RHSA-2021:3632

Security Fix(es): kubernetes: Symlink exchange can allow host filesystem access (CVE-2021-25741)

Affected Products:

Red Hat OpenShift Container Platform 4.8 for RHEL 8 x86_64
Red Hat OpenShift Container Platform 4.8 for RHEL 7 x86_64
Red Hat OpenShift Container Platform for Power 4.8 for RHEL 8 ppc64le
Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.8 for RHEL 8 s390x

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

On successful exploitation, it could allow an attacker to execute code.

  • CVSS V3 rated as Critical - 8.1 severity.
  • CVSS V2 rated as Medium - 5.5 severity.
    • Solution
    Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.

    Refer to Red Hat security advisory RHSA-2021:3631 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239662

    CVE-2021-25741 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:3631 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:3631?language=en
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