CentOS – CentOS-announce – This list is for general and security announcements related to CentOS.
Debian – debian-security-announce – The security team informs the users about security problems by posting security advisories about Debian packages on this list.
Fedora – security – Public discussions about Fedora Related security issues.
RedHat – RHSA-announce – This list provides official announcements from Red Hat regarding security issues in all Red Hat products and services.
SUSE – sle-security-updates – SUSE Security Announcements list.
Ubuntu – ubuntu-security-account – This is a low-traffic announcement list for notifications of security updates for Ubuntu.