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Gentoo Linux Security Advisory                           GLSA 202311-16
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                                           https://security.gentoo.org/
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 Severity: Low
    Title: Open vSwitch: Multiple Vulnerabilities
     Date: November 26, 2023
     Bugs: #765346, #769995, #803107, #887561
       ID: 202311-16

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Synopsis
========

Multiple denial of service vulnerabilites have been found in Open
vSwitch.

Background
==========

Open vSwitch is a production quality multilayer virtual switch.

Affected packages
=================

Package               Vulnerable    Unaffected
--------------------  ------------  ------------
net-misc/openvswitch  < 2.17.6      >= 2.17.6

Description
===========

Multiple vulnerabilities have been discovered in Open vSwitch. Please
review the CVE identifiers referenced below for details.

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Open vSwitch users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/openvswitch-2.17.6"

References
==========

[ 1 ] CVE-2020-27827
      https://nvd.nist.gov/vuln/detail/CVE-2020-27827
[ 2 ] CVE-2020-35498
      https://nvd.nist.gov/vuln/detail/CVE-2020-35498
[ 3 ] CVE-2021-3905
      https://nvd.nist.gov/vuln/detail/CVE-2021-3905
[ 4 ] CVE-2021-36980
      https://nvd.nist.gov/vuln/detail/CVE-2021-36980
[ 5 ] CVE-2022-4337
      https://nvd.nist.gov/vuln/detail/CVE-2022-4337
[ 6 ] CVE-2022-4338
      https://nvd.nist.gov/vuln/detail/CVE-2022-4338
[ 7 ] CVE-2023-1668
      https://nvd.nist.gov/vuln/detail/CVE-2023-1668

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 https://security.gentoo.org/glsa/202311-16

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2023 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5/