InformationVerify that the /etc/docker directory permissions are correctly set to '755'or more restrictive.
'/etc/docker' directory contains certificates and keys in addition to various sensitive files. Hence, it should only be writable by 'root' to maintain the integrity of the directory.
Solutionchmod 755 /etc/docker
This would set the permissions for the directory to '755'.
By default, the permissions for this directory are correctly set to '755'.