Due to multiple vulnerabilities in the Linux kernel, all Linux hosts at the department required a reboot to update the kernel packages on the systems in question.
Two very severe security issues have come to light for Intel CPUs. Going by the names of Meltdown and Spectre, These issues required an emergency restart of our linux hosts. We apologise for the abruptness with regards to this security issue.
If starting your Firefox or Thunderbird fails with the error message that the process is “locked”, this can be resolved by running the command “/site/bin/unlock” in a terminal window.