Moderate: openvswitch2.12 security and bug fix update

Synopsis

Moderate: openvswitch4.12 security and bug fix update

Type/Severity

Security Advisory: Moderate

Topic

An update for openvswitch4.12 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.

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):

• measure the time needed by ovn-controller to resync to a new SB db (BZ#1720653)

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

Affected Products

• Red Hat Enterprise Linux Fast Datapath 7 x86_64
• Red Hat Enterprise Linux Fast Datapath (for RHEL Server for IBM Power LE) 7 ppc64le
• Red Hat Enterprise Linux Fast Datapath (for IBM z Systems) 7 s390x

Fixes

• BZ - 1720653 - measure the time needed by ovn-controller to resync to a new SB db
• BZ - 1737327 - CVE-2019-14818 dpdk: possible memory leak leads to denial of service

CVEs

• CVE-2019-14818

References

• https://access.redhat.com/security/updates/classification/#moderate