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Sicherheit: Denial of Service in openvswitch
Aktuelle Meldungen Distributionen
Name: Denial of Service in openvswitch
ID: RHSA-2020:0165-01
Distribution: Red Hat
Plattformen: Red Hat Fast Datapath
Datum: Di, 21. Januar 2020, 07:43
Referenzen: https://access.redhat.com/security/cve/CVE-2019-14818
Applikationen: Open vSwitch

Originalnachricht

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

Synopsis: Moderate: openvswitch security and bug fix update
Advisory ID: RHSA-2020:0165-01
Product: Fast Datapath
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0165
Issue date: 2020-01-21
CVE Names: CVE-2019-14818
=====================================================================

1. Summary:

An update for openvswitch 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):

* Fast datapath guaranteed bandwidth for SR-IOV, OVS and OVS-DPDK
(Test-only) (BZ#1546429)

* [ovs2.9] SSL connections drops are constantly logged in
ovsdb-server-nb.log (BZ#1563574)

* [FD-7 hotfix] Connectivity issue across VXLAN tunnels in OVS-DPDK after
reboot of hypervisor - problem clears up after restarting openvswitch
(BZ#1758824)

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/):

1546429 - Fast datapath guaranteed bandwidth for SR-IOV, OVS and OVS-DPDK
(Test-only)
1563574 - [ovs2.9] SSL connections drops are constantly logged in
ovsdb-server-nb.log
1737327 - CVE-2019-14818 dpdk: possible memory leak leads to denial of service
1758824 - [FD-7 hotfix] Connectivity issue across VXLAN tunnels in OVS-DPDK
after reboot of hypervisor - problem clears up after restarting openvswitch

6. Package List:

Channel to provide early releases to layered products:

Source:
openvswitch-2.9.0-124.el7fdp.src.rpm

noarch:
openvswitch-test-2.9.0-124.el7fdp.noarch.rpm

ppc64le:
openvswitch-2.9.0-124.el7fdp.ppc64le.rpm
openvswitch-debuginfo-2.9.0-124.el7fdp.ppc64le.rpm
openvswitch-devel-2.9.0-124.el7fdp.ppc64le.rpm
openvswitch-ovn-central-2.9.0-124.el7fdp.ppc64le.rpm
openvswitch-ovn-common-2.9.0-124.el7fdp.ppc64le.rpm
openvswitch-ovn-host-2.9.0-124.el7fdp.ppc64le.rpm
openvswitch-ovn-vtep-2.9.0-124.el7fdp.ppc64le.rpm
python-openvswitch-2.9.0-124.el7fdp.ppc64le.rpm

s390x:
openvswitch-2.9.0-124.el7fdp.s390x.rpm
openvswitch-debuginfo-2.9.0-124.el7fdp.s390x.rpm
openvswitch-devel-2.9.0-124.el7fdp.s390x.rpm
openvswitch-ovn-central-2.9.0-124.el7fdp.s390x.rpm
openvswitch-ovn-common-2.9.0-124.el7fdp.s390x.rpm
openvswitch-ovn-host-2.9.0-124.el7fdp.s390x.rpm
openvswitch-ovn-vtep-2.9.0-124.el7fdp.s390x.rpm
python-openvswitch-2.9.0-124.el7fdp.s390x.rpm

x86_64:
openvswitch-2.9.0-124.el7fdp.x86_64.rpm
openvswitch-debuginfo-2.9.0-124.el7fdp.x86_64.rpm
openvswitch-devel-2.9.0-124.el7fdp.x86_64.rpm
openvswitch-ovn-central-2.9.0-124.el7fdp.x86_64.rpm
openvswitch-ovn-common-2.9.0-124.el7fdp.x86_64.rpm
openvswitch-ovn-host-2.9.0-124.el7fdp.x86_64.rpm
openvswitch-ovn-vtep-2.9.0-124.el7fdp.x86_64.rpm
python-openvswitch-2.9.0-124.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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