==========================================================================
Ubuntu Security Notice USN-6323-1
August 31, 2023

frr vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 23.04
- Ubuntu 22.04 LTS

Summary:

FRR could be made to close sessions if it received speacially
crafted network traffic.

Software Description:
- frr: FRRouting suite of internet protocols

Details:

Ben Cartwright-Cox discovered that FRR did not handle RFC 7606
attributes properly. A remote attacker could possibly use this to
cause denial of service.

Update instructions:

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

Ubuntu 23.04:
   frr                             8.4.2-1ubuntu1.3

Ubuntu 22.04 LTS:
   frr                             8.1-1ubuntu1.5

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

References:
   https://ubuntu.com/security/notices/USN-6323-1
   CVE-2023-31490

Package Information:
   https://launchpad.net/ubuntu/+source/frr/8.4.2-1ubuntu1.3
   https://launchpad.net/ubuntu/+source/frr/8.1-1ubuntu1.5

Ubuntu 6323-1: FRR vulnerability

August 31, 2023
FRR could be made to close sessions if it received speacially crafted network traffic.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.04 - Ubuntu 22.04 LTS Summary: FRR could be made to close sessions if it received speacially crafted network traffic. Software Description: - frr: FRRouting suite of internet protocols Details: Ben Cartwright-Cox discovered that FRR did not handle RFC 7606 attributes properly. A remote attacker could possibly use this to cause denial of service.

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 23.04: frr 8.4.2-1ubuntu1.3 Ubuntu 22.04 LTS: frr 8.1-1ubuntu1.5 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6323-1

CVE-2023-31490

Severity
Ubuntu Security Notice USN-6323-1

Package Information

https://launchpad.net/ubuntu/+source/frr/8.4.2-1ubuntu1.3 https://launchpad.net/ubuntu/+source/frr/8.1-1ubuntu1.5

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