Bloggers

CloudLinux is on a mission to make Linux secure, stable, and profitable, and Igor Seletskiy is at the helm of this undertaking. He is the CEO and founder of the company, and an innovator responsible for the strategic direction of the company and all products within the CloudLinux brand.

Igor is an accomplished technology guru focusing on Linux, kernel development, and the hosting industry. He is a frequent speaker at industry events, and has a successful track record of more than 15 years of delivering innovative products to market.

CloudLinux 6.8 released

CloudLinux 6.8 released

CloudLinux 6.8 released
We are happy to announce general availability of CloudLinux 6.8. The actual release corresponds to RHEL 6.8 release of a week ago. Changelog: CloudLinux 6.8 added SMBIOS 3.0.0 support to dmidecode; added smart cards support along with a number of new capabilities and disabled SSLv2 support to sssd; added TLSv1.2 support for a number of applications...
Continue reading
  314 Hits
  1 Comment
KernelCare protection against Rowhammer privilege escallation

KernelCare protection against Rowhammer privilege escallation

KernelCare protection against Rowhammer privilege escallation
The rmemory hardware issue " Rowhammer " was recently discovered to allows privileged escalation. The issue can be mitigated (at least in its current form) by preventing user from reading /proc/$(pid)/pagemap, /proc/kpageflags, /proc/kpagecount files. Yet, this protection is not available from RedHat, CentOS, Parallels. It is not available as part ...
Continue reading
  1961 Hits
  0 Comments
KernelCare: How does it work?

KernelCare: How does it work?

KernelCare: How does it work?

Rebooting is a pain

Rebooting server is a pain. It is often scheduled for the darkest of the night. It requires minutes of downtime, and it can take up to 15 minutes for the server performance to stabilize, and catches to warm up. This is not something you want to do often.Yet, any time there is a security vulnerability in the kernel, a server should be rebooted. This is where KernelCare comes in. It provides a service that will patch security vulnerabilities inside the running kernel - without any downtime or service interruption.

Continue reading
  3795 Hits
  0 Comments

KernelCare update for OpenVZ, PCS and CentOS/RHEL 6 kernels - PSBM-28104

OpenVZ, Virtuozzo, PCS kernels vzkernel-2.6.32-042stab092.1 and vzkernel-2.6.32-042stab092.2 as well as RHEL/CentOS 6.x kernels kernel-2.6.32-431.20.3.el6 are patched against recent bug when a container could fail to restart, remaining in the 'mounted' state (#PSBM-28104). The issue could also be triggered by an unprivileged user in any container, ...
Continue reading
  344 Hits
  0 Comments
Beta: lve-stats-2 updated
Tags:

Beta: lve-stats-2 updated

Beta: lve-stats-2 updated
The new version of lve-stats 2.4-6 is available for download from our updates-testing repository. lve-stats 2.4-6 Release notes: Changes and bugfixes. Changelog: LVES-586: fixed AttributeError: 'module' object has no attribute 'etree' in lvechart; LVES-585: fixed incorrect CPU normalization. To update: yum update lve-stats --enablerepo=cloudlinux-u...
Continue reading
  338 Hits
  0 Comments
New CloudLinux 6 kernel released
Tags:

New CloudLinux 6 kernel released

New CloudLinux 6 kernel released
New CloudLinux 6 and Hybrid kernel (version 2.6.32-673.8.1.lve1.4.3.1.el6 ) is available from our production repository. Changelog since kernel-2.6.32-673.8.1.lve1.4.3.el6: added security fix for CVE-2015-5157, please check the following link https://rhn.redhat.com/errata/RHSA-2016-0715.html for details. To install new kernel please run the followi...
Continue reading
  297 Hits
  1 Comment
Beta: alt-suexec updated

Beta: alt-suexec updated

Beta: alt-suexec updated
New updated alt-suexec packages are available from our updates-testing repository. Based on httpd 2.2 for CloudLinux 5/6 and httpd 2.4 for CloudLinux 7, the package brings to the server a set of suexecs with different DOCUMENT ROOTs and MIN_UID/MIN_GID parameters. Changelog: CL5: alt-suexec 2.2.3-78.3 CL6: alt-suexec 2.2.15-45.4 , for httpd24 -&nbs...
Continue reading
  448 Hits
  0 Comments

GLIBC GHOST remote vulnerability - CVE-2015-0235

Hello Everyone, There is a new remote vulnerability in glibc under CVE-2015-0235. The bug is in __nss_hostname_digits_dots() function, which is used by the gethostbyname(). It is a buffer overflow vulnerability, that allows attacker to execute arbitrary code. Updated packages had been relesed for CL6 & CL5. Please, make sure to update. Updated CL5 ...
Continue reading
  1347 Hits
  8 Comments
What did 47% of hosting experts said they lack most? Read the Survey and find out.
Tags:

What did 47% of hosting experts said they lack most? Read the Survey and find out.

What did 47% of hosting experts said they lack most? Read the Survey and find out.
The 2016 Hosting Industry Survey results are in! Recently, we have conducted a comprehensive hosting industry survey and I am excited to share the results with you! Over 700 hosting professionals have shared their view on issues related to VPS, security, and other services and systems. The survey also covers topics related to customer expectations,...
Continue reading
  343 Hits
  0 Comments

CLN server maintenance scheduled for Jan 15th, 2015 at 1am EST

We will be performing maintenance for CLN.cloudlinux.com server that can take up to 1 hour. During the maintenance you might experience intermittent issues with server registrations and yum functionality.
  729 Hits
  0 Comments