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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: containernetworking-plugins security update
Advisory ID:       RHSA-2020:0406-01
Product:           Red Hat Enterprise Linux Extras
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:0406
Issue date:        2020-02-04
CVE Names:         CVE-2019-9512 CVE-2019-9514 
=====================================================================

1. Summary:

An update for containernetworking-plugins is now available for Red Hat
Enterprise Linux 7 Extras.

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. Relevant releases/architectures:

Red Hat Enterprise Linux 7 Extras - ppc64le, s390x, x86_64

3. Description:

The Container Network Interface (CNI) project consists of a specification
and libraries for writing plug-ins for configuring network interfaces in
Linux containers, along with a number of supported plug-ins. CNI concerns
itself only with network connectivity of containers and removing allocated
resources when the container is deleted.

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)

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.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. 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

6. Package List:

Red Hat Enterprise Linux 7 Extras:

Source:
containernetworking-plugins-0.8.1-4.el7_7.src.rpm

ppc64le:
containernetworking-plugins-0.8.1-4.el7_7.ppc64le.rpm
containernetworking-plugins-debuginfo-0.8.1-4.el7_7.ppc64le.rpm

s390x:
containernetworking-plugins-0.8.1-4.el7_7.s390x.rpm
containernetworking-plugins-debuginfo-0.8.1-4.el7_7.s390x.rpm

x86_64:
containernetworking-plugins-0.8.1-4.el7_7.x86_64.rpm
containernetworking-plugins-debuginfo-0.8.1-4.el7_7.x86_64.rpm

Red Hat Enterprise Linux 7 Extras:

Source:
containernetworking-plugins-0.8.1-4.el7_7.src.rpm

x86_64:
containernetworking-plugins-0.8.1-4.el7_7.x86_64.rpm
containernetworking-plugins-debuginfo-0.8.1-4.el7_7.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2019-9512
https://access.redhat.com/security/cve/CVE-2019-9514
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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