linux-hwe: Linux hardware enablement kernel Details: USN-3597-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 17.10 for Ubuntu 16.04 LTS. USNS 3541-2 and 3523-2 provided mitigations for Spectre and Meltdown for the i386, amd64, and ppc64el architectures for Ubuntu 16.04 LTS. This update provides the corresponding mitigations for the arm64 architecture. Original advisory Several security issues were fixed in the Linux kernel.