What is the severity of RHSA-2021:0834?

The severity of RHSA-2021:0834 is classified as moderate.

How do I fix RHSA-2021:0834?

To fix RHSA-2021:0834, update to the package versions 2.11.3-86.el7fd or later.

What type of vulnerability is addressed in RHSA-2021:0834?

RHSA-2021:0834 addresses a limitation in the OVS packet parsing in userspace that could lead to a Denial of Service (DoS).

Which packages are affected by RHSA-2021:0834?

The affected packages include openvswitch2.11, openvswitch2.11-debuginfo, openvswitch2.11-devel, openvswitch2.11-test, and python-openvswitch2.11.

What does the CVE-2020-35498 pertain to in the context of RHSA-2021:0834?

CVE-2020-35498 pertains to a vulnerability in Open vSwitch related to packet parsing that could lead to Denial of Service.

Vulnerability/
RHSA-2021:0834

15/3/2021

RHSA-2021:0834: Moderate: openvswitch2.11 security update

First published: Mon Mar 15 2021(Updated: )

Open vSwitch provides standard network bridging functions and support for<br>the OpenFlow protocol for remote per-flow control of traffic.<br>Security Fix(es):<br><li> openvswitch: limitation in the OVS packet parsing in userspace leads to DoS (CVE-2020-35498)</li> <li> lldp/openvswitch: denial of service via externally triggered memory leak (CVE-2020-27827)</li> For more details about the security issue(s), including the impact, a CVSS<br>score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software	Affected Version	How to fix
redhat/openvswitch2.11	<2.11.3-86.el7fd	2.11.3-86.el7fd
redhat/openvswitch2.11-debuginfo	<2.11.3-86.el7fd	2.11.3-86.el7fd
redhat/openvswitch2.11-devel	<2.11.3-86.el7fd	2.11.3-86.el7fd
redhat/openvswitch2.11-test	<2.11.3-86.el7fd	2.11.3-86.el7fd
redhat/python-openvswitch2.11	<2.11.3-86.el7fd	2.11.3-86.el7fd

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Reference Links

Frequently Asked Questions

What is the severity of RHSA-2021:0834?
The severity of RHSA-2021:0834 is classified as moderate.
How do I fix RHSA-2021:0834?
To fix RHSA-2021:0834, update to the package versions 2.11.3-86.el7fd or later.
What type of vulnerability is addressed in RHSA-2021:0834?
RHSA-2021:0834 addresses a limitation in the OVS packet parsing in userspace that could lead to a Denial of Service (DoS).
Which packages are affected by RHSA-2021:0834?
The affected packages include openvswitch2.11, openvswitch2.11-debuginfo, openvswitch2.11-devel, openvswitch2.11-test, and python-openvswitch2.11.
What does the CVE-2020-35498 pertain to in the context of RHSA-2021:0834?
CVE-2020-35498 pertains to a vulnerability in Open vSwitch related to packet parsing that could lead to Denial of Service.

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