[USN-5429-1] Bind vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-5429-1
May 18, 2022

bind9 vulnerability
==========================================================================

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

- Ubuntu 22.04 LTS

Summary:

Bind could be made to crash if it received specially crafted network
traffic.

Software Description:
- bind9: Internet Domain Name Server

Details:

Thomas Amgarten discovered that Bind incorrectly handled certain TLS
connections being destroyed. A remote attacker could possibly use this
issue to cause Bind to crash, resulting in a denial of service.

Update instructions:

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

Ubuntu 22.04 LTS:
  bind9                           1:9.18.1-1ubuntu1.1

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

References:
  https://ubuntu.com/security/notices/USN-5429-1
  CVE-2022-1183

Package Information:
  https://launchpad.net/ubuntu/+source/bind9/1:9.18.1-1ubuntu1.1
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