Ubuntu 16.04 LTS Xenial Xerus will enter the extended security maintenance (ESM) period in April 2021. This article explains the ESM period and provides a guide for six key considerations when planning a migration path from Ubuntu 16.04 LTS. Contact us with your ESM questions What is ESM? Every Ubuntu Long Term Support (LTS) release […]
AWS and Canonical today announce the public release of Amazon EC2 Hibernation support for Ubuntu 16.04 LTS, bringing support for this feature on par with Ubuntu 18.04 LTS. Hibernation allows you to pause your Amazon EC2 Instances when not required and resume them at a later time. Applications will start up exactly from where they […]
Issues have been identified in the way the Linux kernel’s TCP implementation processes Selective Acknowledgement (SACK) options and handles low Maximum Segment Size (MSS) values. These TCP SACK Panic vulnerabilities could expose servers to a denial of service attack, so it is crucial to have systems patched. Updated versions of the Linux kernel packages are […]
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Microarchitectural Data Sampling (MDS) describes a group of vulnerabilities (CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, and CVE-2019-11091) in various Intel microprocessors, which allow a malicious process to read various information from another process which is executing on the same CPU core. This occurs due to the use of various microarchitectural elements (buffers) within the CPU core. If one […]
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