RedHat: RHSA-2019-2766:01 Important: Red Hat OpenShift Enterprise 4.1.15

    Date12 Sep 2019
    CategoryRed Hat
    214
    Posted ByLinuxSecurity Advisories
    An update for gRPC, included in multus-cni-container, operator-lifecycle-manager-container, and operator-registry-container is now available for Red Hat OpenShift Container Platform 4.1. Red Hat Product Security has rated this update as having a security impact
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: Red Hat OpenShift Enterprise 4.1.15 gRPC security update
    Advisory ID:       RHSA-2019:2766-01
    Product:           Red Hat OpenShift Enterprise
    Advisory URL:      https://access.redhat.com/errata/RHSA-2019:2766
    Issue date:        2019-09-12
    CVE Names:         CVE-2019-9512 CVE-2019-9514 CVE-2019-9515 
    =====================================================================
    
    1. Summary:
    
    An update for gRPC, included in multus-cni-container,
    operator-lifecycle-manager-container, and operator-registry-container is
    now available for Red Hat OpenShift Container Platform 4.1.
    
    Red Hat Product Security has rated this update as having a security impact
    of Important. A Common Vulnerability Scoring System (CVSS) base score,
    which gives a detailed severity rating, is available for each vulnerability
    from the CVE link(s) in the References section.
    
    2. Description:
    
    Red Hat OpenShift Container Platform is Red Hat's cloud computing
    Kubernetes application platform solution designed for on-premise or private
    cloud deployments.
    
    This advisory contains updated container images for multus-cni,
    operator-lifecycle-manager, and operator-registry in Red Hat OpenShift
    Container Platform 4.1.15. Each of these container images includes gRPC,
    which has been updated with the below fixes.
    
    Security Fix(es):
    
    * HTTP/2: flood using PING frames results in unbounded memory growth
    (CVE-2019-9512)
    
    * HTTP/2: flood using HEADERS frames results in unbounded memory growth
    (CVE-2019-9514)
    
    * HTTP/2: flood using SETTINGS frames results in unbounded memory growth
    (CVE-2019-9515)
    
    For more details about the security issue(s), including the impact, a CVSS
    score, acknowledgments, and other related information, refer to the CVE
    page(s) listed in the References section.
    
    3. Solution:
    
    For OpenShift Container Platform 4.1 see the following documentation, which
    will be updated shortly for release 4.1.z, for important instructions on
    how to upgrade your cluster and fully apply this asynchronous errata
    update:
    
    https://docs.openshift.com/container-platform/4.1/release_notes/ocp-4-1-rel
    ease-notes.html
    
    4. Bugs fixed (https://bugzilla.redhat.com/):
    
    1735645 - CVE-2019-9512 HTTP/2: flood using PING frames results in unbounded memory growth
    1735744 - CVE-2019-9514 HTTP/2: flood using HEADERS frames results in unbounded memory growth
    1735745 - CVE-2019-9515 HTTP/2: flood using SETTINGS frames results in unbounded memory growth
    
    5. References:
    
    https://access.redhat.com/security/cve/CVE-2019-9512
    https://access.redhat.com/security/cve/CVE-2019-9514
    https://access.redhat.com/security/cve/CVE-2019-9515
    https://access.redhat.com/security/updates/classification/#important
    
    6. Contact:
    
    The Red Hat security contact is . More contact
    details at https://access.redhat.com/security/team/contact/
    
    Copyright 2019 Red Hat, Inc.
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