Ubuntu Security Notice 3718-2 - 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. Various other issues were also addressed.
7352a11c02a1bd3ca1dde166137417760b084a8e80b91bc68a912cda66fc39c8