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Sicherheit: Denial of Service in openvswitch2.11
Aktuelle Meldungen Distributionen
Name: Denial of Service in openvswitch2.11
ID: RHSA-2020:0166-01
Distribution: Red Hat
Plattformen: Red Hat Fast Datapath
Datum: Di, 21. Januar 2020, 07:44
Referenzen: https://access.redhat.com/security/cve/CVE-2019-14818
Applikationen: Open vSwitch

Originalnachricht

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

Synopsis: Moderate: openvswitch2.11 security and bug fix update
Advisory ID: RHSA-2020:0166-01
Product: Fast Datapath
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0166
Issue date: 2020-01-21
CVE Names: CVE-2019-14818
=====================================================================

1. Summary:

An update for openvswitch2.11 is now available for Fast Datapath for RHEL
7.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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:

Channel to provide early releases to layered products - noarch, ppc64le, s390x,
x86_64

3. Description:

Open vSwitch provides standard network bridging functions and support for
the OpenFlow protocol for remote per-flow control of traffic.

Security Fix(es):

* dpdk: possible memory leak leads to denial of service (CVE-2019-14818)

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.

Bug Fix(es):

* [openvswitch] No traffic over GRE IPv6 tunnel - OVS issue (userspace)
(BZ#1725623)

* [RHEL 7] [ovsdb-server] Allow replicating from older schema servers
(BZ#1766586)

* measure the time needed by ovn-controller to resync to a new SB db
(BZ#1776883)

* [ovs2.11] SSL connections drops are constantly logged in
ovsdb-server-nb.log (BZ#1780745)

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/):

1737327 - CVE-2019-14818 dpdk: possible memory leak leads to denial of service
1766586 - [RHEL 7] [ovsdb-server] Allow replicating from older schema servers
1776883 - measure the time needed by ovn-controller to resync to a new SB db
1780745 - [ovs2.11] SSL connections drops are constantly logged in
ovsdb-server-nb.log

6. Package List:

Channel to provide early releases to layered products:

Source:
openvswitch2.11-2.11.0-35.el7fdp.src.rpm

noarch:
openvswitch2.11-test-2.11.0-35.el7fdp.noarch.rpm

ppc64le:
openvswitch2.11-2.11.0-35.el7fdp.ppc64le.rpm
openvswitch2.11-debuginfo-2.11.0-35.el7fdp.ppc64le.rpm
openvswitch2.11-devel-2.11.0-35.el7fdp.ppc64le.rpm
python-openvswitch2.11-2.11.0-35.el7fdp.ppc64le.rpm

s390x:
openvswitch2.11-2.11.0-35.el7fdp.s390x.rpm
openvswitch2.11-debuginfo-2.11.0-35.el7fdp.s390x.rpm
openvswitch2.11-devel-2.11.0-35.el7fdp.s390x.rpm
python-openvswitch2.11-2.11.0-35.el7fdp.s390x.rpm

x86_64:
openvswitch2.11-2.11.0-35.el7fdp.x86_64.rpm
openvswitch2.11-debuginfo-2.11.0-35.el7fdp.x86_64.rpm
openvswitch2.11-devel-2.11.0-35.el7fdp.x86_64.rpm
python-openvswitch2.11-2.11.0-35.el7fdp.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-2019-14818
https://access.redhat.com/security/updates/classification/#moderate

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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