QID 770119

QID 770119: Red Hat OpenShift Container Platform 4.6 Security Update (RHSA-2021-3009)

Red Hat openshift container platform is Red Hat's cloud computing kubernetes application platform solution designed for on-premise or private cloud deployments.

Security Fix(es):
  • net: lookup functions may return invalid host names(cve-2021-33195)
  • net/http/httputil: reverseproxy forwards connection headers if first one

Affected Products:

  • Red Hat openshift container platform 4.6 for rhel 8 x86_64
  • Red Hat openshift container platform 4.6 for rhel 7 x86_64
  • Red Hat openshift container platform for power 4.6 for rhel 8 ppc64le
  • Red Hat openshift container platform for ibm z and linuxone 4.6 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 High - 7.5 severity.
  • CVSS V2 rated as High - 7.5 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-2021:3009 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 770119

    CVE-2021-33195 | CVE-2021-33197 | CVE-2021-33198 | CVE-2021-34558 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:3009 Red Hat Enterprise Linux CoreOS URL Logo access.redhat.com/errata/RHSA-2021:3009
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