linux-azure: Linux kernel for Microsoft Azure Cloud systems - linux-gcp: Linux kernel for Google Cloud Platform systems - linux-hwe: Linux hardware enablement kernel Details: USN-3695-2 fixed vulnerabilities in the Linux Hardware Enablement Kernel kernel for Ubuntu 16.04 LTS. Unfortunately, the fix for CVE-2018-1108 introduced a regression where insufficient early entropy prevented services from starting, leading in some situations to a failure to boot, This update addresses the issue. We apologize for the inconvenience. Original advisory A regression that caused boot failures was fixed in the Linux kernel.