🕵️ Nlnet Labs nsd 4.2.0 nsd-checkzone dname.c dname_concatenate() memory corruption

A vulnerability was found in Nlnet Labs nsd 4.2.0 (Domain Name Software). It has been classified as critical. This affects the function dname_concatenate() of the file dname.c of the component nsd-checkzone. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. ...