Ubuntu Security Notice USN-5890-1
February 27, 2023
openvswitch vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 22.10
– Ubuntu 22.04 LTS
– Ubuntu 20.04 LTS
– Ubuntu 18.04 LTS
Summary:
Several security issues were fixed in Open vSwitch.
Software Description:
– openvswitch: Ethernet virtual switch
Details:
Qian Chen discovered that Open vSwitch incorrectly handled certain
Organization Specific TLVs. 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 22.10:
openvswitch-common 3.0.3-0ubuntu0.22.10.2
Ubuntu 22.04 LTS:
openvswitch-common 2.17.3-0ubuntu0.22.04.2
Ubuntu 20.04 LTS:
openvswitch-common 2.13.8-0ubuntu1.1
Ubuntu 18.04 LTS:
openvswitch-common 2.9.8-0ubuntu0.18.04.4
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5890-1
CVE-2022-4337, CVE-2022-4338
Package Information:
https://launchpad.net/ubuntu/+source/openvswitch/3.0.3-0ubuntu0.22.10.2
https://launchpad.net/ubuntu/+source/openvswitch/2.17.3-0ubuntu0.22.04.2
https://launchpad.net/ubuntu/+source/openvswitch/2.13.8-0ubuntu1.1
https://launchpad.net/ubuntu/+source/openvswitch/2.9.8-0ubuntu0.18.04.4
