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The Symlink Protection patchset is available for free for CentOS 6 & 7, even if you are not running KernelCare
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The Symlink Protection patchset is available for free for CentOS 6 & 7, even if you are not running KernelCare

The Symlink Protection patchset is available for free for CentOS 6 & 7, even if you are not running KernelCare
A few weeks ago we released the KernelCare "Extra" Patchset with the security fixes and the symlink protection available to all KernelCare customers running CentOS kernels. Today we are pleased to share that you can get the Symlink Protection Patchset for CentOS 6 and 7 at no cost, even if you don’t have licenses of KernelCare. We’ve been discussin...
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Igor Seletskiy
sorry, it should have been: kcarectl --set-patch-type free
Thursday, 05 October 2017 00:49
Igor Seletskiy
I am sorry, I don't know what you mean.
Thursday, 05 October 2017 21:35
Igor Seletskiy
CloudLinux kernel has it built in out of the box / it is not needed on CloudLinux servers.
Friday, 06 October 2017 14:18
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Pagely deployed KernelCare to improve server security and reduce downtime

Pagely deployed KernelCare to improve server security and reduce downtime

Pagely deployed KernelCare to improve server security and reduce downtime
REBOOT-BE-GONE WITH KERNELCARE & PAGELY! We are excited to share that Pagely, the enterprise managed WordPress hosting provider, has deployed KernelCare for their WordPress hosted customers. KernelCare keeps Linux servers secure, allowing Pagely to apply the latest security patches to their server's kernel quickly and without the requirement fo...
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The KernelCare "Extra" Patchset for CentOS 6 & 7 with symlink protection is here

The KernelCare "Extra" Patchset for CentOS 6 & 7 with symlink protection is here

The KernelCare "Extra" Patchset for CentOS 6 & 7 with symlink protection is here
The KernelCare extra patchset includes all the security fixes from KernelCare for CentOS 6 and CentOS 7, as well as the symlink protection against a symlink race. A symlink race attack is often used against shared hosting servers. It allows a malicious user to serve files that belong to other users by creating a symbolic link to those files. It is ...
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Recent Comments
Igor Seletskiy
Make sure you have the latest version of kernelcare. Do yum update kernelcare --> it should help.
Wednesday, 23 August 2017 02:07
Igor Seletskiy
It is only for CentOS. CloudLinux OS doesn't need that patch, as it is already included into native kernel.
Wednesday, 23 August 2017 02:08
Igor Seletskiy
kcarectl --set-patch-type default
Wednesday, 23 August 2017 12:12
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KernelCare is now available in ISPmanager Lite
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KernelCare is now available in ISPmanager Lite

KernelCare is now available in ISPmanager Lite
ISPsystem resellers can enable resale of KernelCare directly to their customers In the beginning of April, ISPsystem has offered KernelCare for purchase directly from their control panel, and now it is also available for users of ISPmanager Lite. ISPmanager Lite provides a rich feature set for managing websites, creating users, handling domains, em...
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Endurance implemented rebootless updates with KernelCare

Endurance implemented rebootless updates with KernelCare

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 for the Endurance family of brands including HostGator ...
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Issues caused by the latest KernelCare update and what we will do to ensure it never happens again

Issues caused by the latest KernelCare update and what we will do to ensure it never happens again

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. Unfortunately, the bug in POSIX ACL patch for CVE-2016-709...
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Recent Comments
Igor Seletskiy
Thank you for the suggestion. We will implement such global controls. Right now this can be done using config file & AUTO_UPDATE s... Read More
Thursday, 30 March 2017 11:34
Igor Seletskiy
I want to personally apologize for that. It was suggested during initial half hour by one of our team members, but I chose not to ... Read More
Thursday, 30 March 2017 11:45
Igor Seletskiy
I am finally back in US - and that makes things a little easier from logistics standpoint. To all those who are rightfully pissed... Read More
Saturday, 01 April 2017 03:36
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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 updates on the cause of the issue. Igor Seletskiy
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The KernelCare Update: The patch to fix CVE-2016-8655 exploit is here!

The KernelCare Update: The patch to fix CVE-2016-8655 exploit is here!

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 denial of service attacks (server crash) and informati...
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New vulnerability discovered - the fix for CVE-2016-8655 for CloudLinux OS 7 is here with KernelCare

New vulnerability discovered - the fix for CVE-2016-8655 for CloudLinux OS 7 is here with KernelCare

New vulnerability discovered - the fix for CVE-2016-8655 for CloudLinux OS 7 is here with KernelCare
The patch for CloudLinux OS 7 is here if you are running KernelCare. Fixed CloudLinux OS 7 kernel is coming soon. CloudLinux OS 5 & 6 are not affected. A new vulnerability CVE-2016-8655 in the Linux kernel was discovered by Philip Pettersson. It is a race-condition in Linux (net/packet/af_packet.c) that can be exploited to gain kernel code exec...
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KernelCare is now available in Plesk
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KernelCare is now available in Plesk

KernelCare is now available in Plesk
“plesk
plesk screenshot
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 rid of current and newly discovered kernel vulnerabilities...
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