All reports of bad-perm-for-file-in-etc-sudoers.d for the archive. The extended description of this tag is:

Files in /etc/sudoers.d/ must be 0440 or sudo will refuse to parse them.

Refer to and for details.

Severity: serious, Certainty: certain

Check: files, Type: binary, udeb

This tag has not been emitted in any package tested by Lintian.