[USN-6240-1] FRR vulnerability

[Leonidas S. Barbosa]

==========================================================================
Ubuntu Security Notice USN-6240-1
July 24, 2023

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

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

- Ubuntu 23.04

Summary:

FRR could be made to denial of service if it received a
specially crafted message.

Software Description:
- frr: FRRouting suite of internet protocols

Details:

It was discovered that FRR incorrectly handled certain messages.
An attacker could possibly use this issue to cause a denial of service.

Update instructions:

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

Ubuntu 23.04:
  frr                             8.4.2-1ubuntu1.2

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

References:
  https://ubuntu.com/security/notices/USN-6240-1
  CVE-2023-3748

Package Information:
  https://launchpad.net/ubuntu/+source/frr/8.4.2-1ubuntu1.2

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