[USN-5698-1] Open vSwitch vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-5698-1
October 25, 2022

openvswitch vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS

Summary:

Open vSwitch could be made to crash or run programs if it received
specially crafted network traffic.

Software Description:
- openvswitch: Ethernet virtual switch

Details:

It was discovered that Open vSwitch incorrectly handled comparison of
certain minimasks. A remote attacker could use this issue to cause Open
vSwitch to crash, resulting in a denial of service, or possibly execute
arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
   openvswitch-common              2.9.8-0ubuntu0.18.04.3

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-5698-1
   CVE-2022-32166

Package Information:
   https://launchpad.net/ubuntu/+source/openvswitch/2.9.8-0ubuntu0.18.04.3
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