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Red Hat Security Advisory 2019-2766-01

Red Hat Security Advisory 2019-2766-01
Posted Sep 12, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-2766-01 - 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 fixes for unbounded memory growth issues.

tags | advisory, registry
systems | linux, redhat
advisories | CVE-2019-9512, CVE-2019-9514, CVE-2019-9515
MD5 | c8fd05d54898ac2bbe3b9a959a38b3e8

Red Hat Security Advisory 2019-2766-01

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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 <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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