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Ubuntu Security Notice USN-5698-1

Ubuntu Security Notice USN-5698-1
Posted Oct 26, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5698-1 - 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.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2022-32166
SHA-256 | 41d1167f85a04c4a6d97fbb44dd116e18f28bd61b76f2e7e6b42ca145720dffd

Ubuntu Security Notice USN-5698-1

Change Mirror Download
==========================================================================
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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