The following updates has been released for Ubuntu Linux:
USN-3938-1: systemd vulnerabilitySystemd, Samba, ClamAV, Lua, OpenJDK 7 Updates for Ubuntu
USN-3939-1: Samba vulnerability
USN-3939-2: Samba vulnerability
USN-3940-1: ClamAV vulnerabilities
USN-3940-2: ClamAV vulnerabilities
USN-3941-1: Lua vulnerability
USN-3942-1: OpenJDK 7 vulnerability