KernelCare Blog

KernelCare Blog

by / Tuesday, 22 May 2018
KernelCare is coming to Texas Linux Fest 2018

Texas Linux Fest is an open source software event held in Austin on June 8 and 9, 2018, at the AT&T Conference Center. Whether you are a Linux enthusiast or a business expert, whether you run your school’s infrastructure or a non-profit organization, Texas Linux Fest is a great place for you...

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by / Monday, 21 May 2018
CloudLinux and GDPR

The General Data Protection Regulation (GDPR) (EU) 2016/679 is a regulation in the EU law on data protection and privacy for all individuals within the European Union. It also addresses the export of personal data outside the EU. The GDPR aims primarily to give control to citizens and residents...

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Topic: in CloudLinux OS Blog KernelCare Blog Imunify360 Blog


by / Wednesday, 16 May 2018
The winner of our Interop raffle has been announced!

At Interop ITX 2018 in Las Vegas earlier this month, visitors had the chance to stop by the KernelCare booth, meet our team and talk about our rebootless and automated kernel security updates service. They also had a chance to participate in a raffle - every visitor had an option to receive an...

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by / Tuesday, 01 May 2018
New vulnerability found in Linux kernel: error handling can lead to corruption and DoS

A ptrace virtualization code to the debug registers has an incorrect error handling which was discovered by Andy Lutomirski and disclosed today (CVE-2018-1000199). This vulnerability can lead to corruption and DoS. In practice, if an illegal value is written, such as DR0, the internal state of...

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by / Tuesday, 24 April 2018
KernelCare selected as Best of Interop 2018 finalist!

The 2018 Best of Interop ITX awards finalists were just revealed, and we are thrilled to share that KernelCare has been selected as the finalist in the Infrastructure category. Traditional IT infrastructure is changing giving way to new software-defined technologies, cloud, and automation. In...

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by / Tuesday, 06 March 2018
Attending CloudFest? Come meet with our team!

This year, we are looking forward to CloudFest with great anticipation - we are ready to share all of the new and exciting features we have been working on, and we come with a bit of fun. Stop by our booth #B04 and talk to our team, ask questions, and, as always, participate in our exciting...

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Topic: in CloudLinux OS Blog KernelCare Blog Imunify360 Blog


by / Tuesday, 06 February 2018
KernelCare fixes Meltdown and Spectre without reboots!

KernelCare now live patches Meltdown and Spectre (spectre-v1) that exploit critical vulnerabilities in modern processors. The list of supported distributions is available below. Free trial supports updates too.

By now, you might have thought that the topic of Meltdown and Spectre vulnerabilities...

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by / Thursday, 18 January 2018
CloudLinux CLN downtime Monday, January 22nd, starting at 1:00 am EST

We will be performing planned CLN hardware upgrade from 1:00 am EST (6:00 am GMT) to 4:00 am EST (9:00 am GMT) on Monday, January 22nd, 2018.

During that time you might experience issues with accessing CLN, registering new servers, converting servers to CloudLinux, registering new IP-based...

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Topic: in CloudLinux OS Blog KernelCare Blog


by / Wednesday, 03 January 2018
Intel CPU Bug - Meltdown and Spectre - KernelCare and CloudLinux
Update [May 29, 2018 12:25am PT]

Meltdown fixes for Ubuntu 16.04 are now on test.

To deploy them:
edit /etc/sysconfig/kcare/kcare.conf

Add:
PREFIX=test

Run:
kcarectl --update

TAGNAME: update-2018-05-29-test-1

ubuntu-xenial:
  CVE-2017-5754: Systems with microprocessors utilizing speculative execution...

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Topic: in CloudLinux OS Blog KernelCare Blog


by / Thursday, 07 December 2017
KernelCare crashes on CloudLinux 7 & CloudLinux 6 Hybrid

Updated: Dec 7, 2017, 8AM PT

Our previous patch provided the fix of ext4 bug with KernelCare included a bug in unpatch. The bug was triggered by latest patch, and caused some number of servers to crash. The effect of the bug is that servers that use ext4 will crash. If they didn't crash - they...

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