USN-5698-2: Open vSwitch vulnerability

Publication date

25 October 2022

Overview

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

Releases


Packages

Details

USN-5698-1 fixed a vulnerability in Open. This update provides
the corresponding update for Ubuntu 16.04 ESM.

Original advisory 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.

USN-5698-1 fixed a vulnerability in Open. This update provides
the corresponding update for Ubuntu 16.04 ESM.

Original advisory 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

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
16.04 xenial openvswitch-common –  2.5.9-0ubuntu0.16.04.3+esm1  

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