KernelCare Blog

KernelCare Blog

by / Wednesday, 05 April 2017
Endurance implemented rebootless updates with KernelCare

A few days ago, Endurance has announced that they have implemented KernelCare to keep their servers secure and limit interruptions. Endurance is a leading provider of cloud-based platform solutions, and they have deployed KernelCare rebootless update service on shared and dedicated web servers...

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by / Thursday, 30 March 2017
Issues caused by the latest KernelCare update and what we will do to ensure it never happens again

UPDATE: Mar 30 - 10am pacific timezone. 24h feed was updated with the same issue due to technician incorrectly removing "at" job. This has been fixed shortly, but some systems have been affected.

We want to apologize for the KernelCare incident that affected some of our customers yesterday....

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by / Wednesday, 29 March 2017
Issues caused by the latest KernelCare update

We’ve received reports that our latest patchset affected some CentOS/CloudLinux/OpenVZ 6 kernels. We’ve immediately rolled back the patch, have evaluated the issue and identified the cause to prevent issues in the future releases. Please accept our apologies and standby for additional...

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by / Wednesday, 29 March 2017
Major vulnerability CVE-2017-2647 found in Linux kernels that affects CentOS, RHEL, CloudLinux OS 6 & 7

A new major local privilege escalation vulnerability in the Linux kernel was just disclosed (see CVE-2017-2647). As reported, it’s a null pointer dereference vulnerability that can be triggered in keyring_search_iterator in keyring.c if type->match is NULL by an unprivileged local user. It is...

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by / Thursday, 09 March 2017
Major vulnerability CVE-2017-2636 found in Linux kernels that affects many distributions

A new major local privilege escalation vulnerability in the Linux kernel was disclosed on March 7th by Alexander Popov (see CVE-2017-2636). It is a race condition in drivers/tty/n_hdlc.c in the Linux kernel through 4.10.1 that allows local users to gain privileges or cause a denial of service...

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by / Saturday, 04 March 2017
CloudLinux CLN downtime Friday, March 10th, starting at 1:30 am EST

We will be performing planned maintenance for CLN from 1:30 am EST (6:30 am GMT) to 4:30 am EST (9:30 am GMT) on Friday, March 10th, 2017.

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

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Topic: in CloudLinux OS Blog KernelCare Blog


by / Wednesday, 22 February 2017
Security warning: major vulnerability found in Linux kernels that affects most kernels

A new major local privilege escalation vulnerability in the Linux kernel was disclosed today by Andrey Konovalov (see CVE-2017-6074). It is a memory corruption vulnerability where the same memory location is freed by kernel twice. The vulnerability can be exploited to escalate privileges and...

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by / Tuesday, 31 January 2017
The new CloudLinux and Imunify360 Forums have arrived

We are excited to announce the updated CloudLinux Forum 2.0 with the new Imunify360 section, just in time to get the conversation started! If you haven’t visited our forums for a while, check it out. This is the place for you to ask questions and get responses from the community as well as the...

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Topic: in CloudLinux OS Blog KernelCare Blog Imunify360 Blog


by / Thursday, 08 December 2016
The KernelCare Update: The patch to fix CVE-2016-8655 exploit is here!

A new vulnerability CVE-2016-8655 in the Linux kernel was discovered yesterday by Philip Pettersson. It is a race-condition in Linux (net/packet/af_packet.c) that can be exploited to gain kernel code execution from unprivileged processes. This exploit may lead to a privilege escalation, cause a...

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by / Monday, 28 November 2016
KernelCare is now available in Plesk

Live patching and better security is now available right inside Plesk’s extensions catalog! With KernelCare, Plesk users will no longer need to bring their servers down due to security patching. It installs in minutes with a single line of code and without a reboot, and allows companies get...

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