Ubuntu Security Notice USN-5698-1

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


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

Software Description:
– openvswitch: Ethernet virtual switch


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.


Package Information: