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Ubuntu 16.04 ESM USN-5698-2 Critical: Open vSwitch Denial of Service

ubuntu
Calendar Grey October 25, 2022
Dist Ubuntu Esm H88
Ubuntu Security Notice USN-5700-1 addresses a critical flaw in the OpenSSL library that poses a risk of data exposure.
Open vSwitch could be made to crash or run programs if it received specially crafted network traffic.

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:

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.

Topics%20covered

Topics Covered

security advisory denial of service critical issue Ubuntu network exploit Open vSwitch

Update Instructions

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

Ubuntu 16.04 ESM:
  openvswitch-common              2.5.9-0ubuntu0.16.04.3+esm1

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

References

https://ubuntu.com/security/notices/USN-5698-2

https://ubuntu.com/security/notices/USN-5698-1

CVE-2022-32166

Severity
critical
Lowest
Low
Medium
High
Critical

October 25, 2022

Topics%20covered

Topics Covered

security advisory denial of service critical issue Ubuntu network exploit Open vSwitch

Package Information

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