All reports of control-file-has-bad-permissions for the archive. The extended description of this tag is:
The config, postinst, postrm, preinst, and prerm control files should use mode 0755; all other control files should use 0644.
Refer to Debian Policy Manual section 10.9 (Permissions and owners) for details.
This tag has not been emitted in any package tested by Lintian.