A vulnerability classified as critical has been found in ISC BIND up to 9.16.45/9.16.45-S1/9.18.21/9.18.21-S1/9.19.19. Affected is an unknown function of the component DNS64. The manipulation leads to reachable assertion.

This vulnerability is traded as CVE-2023-5679. It is possible to launch the attack remotely. There is no exploit available.

It is recommended to upgrade the affected component.