Emergency upgrade of login.mcs.anl.gov
Due to a zero-day exploit of a Linux kernel vulnerability, we need to upgrade the machines login1, login2, login3, and login4.mcs.anl.gov (collectively known as login.mcs.anl.gov). These machines will be replaced with new builds matching what’s running currently on login2.mcs.anl.gov (Ubuntu Trusty 14.04), but with the latest Linux kernel. These upgrades are happening as we speak. …