virtuozzo - CloudLinux Blog
New vulnerability makes it easy to escape from the container

New vulnerability makes it easy to escape from the container

New vulnerability makes it easy to escape from the container
CVE-2016-4997 and CVE-2016-4998 were issued for a vulnerability that lets user inside container to escalate priveleges and escape the containment. The issue affects Virtuozzo, OpenVZ, LXC and Docker containers. If you are running KernelCare -- your servers are already patched, and safe. If you have yet to deploy KernelCare -- please, make sure...
Continue reading
  4240 Hits
  2 Comments
8 fabulous feature improvements in the works for CloudLinux OS

8 fabulous feature improvements in the works for CloudLinux OS

8 fabulous feature improvements in the works for CloudLinux OS



As always, our team is working diligently on enhancing CloudLinux OS, so we’ve decided to share with you a list of features we are paying special attention to for the remainder of 2016: LVE Stats 2 - there is going to be a substantial improvement in a way we track usage. It should make it simple to track the cause of the issue. Now saving multiple ...
Continue reading
Recent Comments
WisiKlo WisiKlo
We don't plan to add rate limits for emails, it just not a good way to stop spam.
Thursday, 02 June 2016 17:04
WisiKlo WisiKlo
Gregor, It should come out really soon. We were planning for tomorrow, but there is one bug left that might take us another week ... Read More
Sunday, 21 August 2016 15:25
WisiKlo WisiKlo
Not yet. It was supposed to be out in Aug, but got delayed multiple times. Now ETA is early November ... Read More
Saturday, 08 October 2016 01:34
  8936 Hits
  24 Comments
KernelCare supports many distributions, but does it work with your kernel?

KernelCare supports many distributions, but does it work with your kernel?

KernelCare supports many distributions, but does it work with your kernel?
We often get a question whether a particular kernel is supported by KernelCare. We support a large number of distributions and kernel versions, such as CentOS/RHEL/CL 5,6 & 7, Debian, Ubuntu, Virtuozzo & Proxmox VE. List of all supported distributions, kernels, as well as patches for them is available at http://patches.kernelcare.com . Yet,...
Continue reading
Recent Comments
WisiKlo WisiKlo
Please, try now. This has been fixed.
Saturday, 23 April 2016 17:50
WisiKlo WisiKlo
The version you have is 3.16.0.x The earliest we support is 3.16.7 sorry ... Read More
Saturday, 07 May 2016 22:35
WisiKlo WisiKlo
Actually - you are right, it should be supported, let me try/double check.
Saturday, 07 May 2016 22:36
  9208 Hits
  24 Comments
Tags:

KernelCare: Patches for CentOS/RHEL/CloudLinux 6 and PCS/Virtuozzo/OpenVZ kernels

[This patchset was re-released on Oct 21st with a fix for people running e1000e cards] CentOS/RHEL/CloudLinux 6 kernels, as well as PCS/Virtuozzo/OpenVZ and CloudLinux 5 hybrid kernels were patched against multiple vulnerabilities fixed in RHEL 2.6.32-504 kernel. Systems with AUTO_UPDATE=True (DEFAULT) in /etc/sysconfig/kcare/kcare.conf will automa...
Continue reading
  4353 Hits
  4 Comments
Beta: New CloudLinux 6 and CloudLinux 7 kernels released

Beta: New CloudLinux 6 and CloudLinux 7 kernels released

Beta: New CloudLinux 6 and CloudLinux 7 kernels released
New updated CloudLinux 6 (version 2.6.32-673.26.1.lve1.4.12.el6) and CloudLinux 7 kernel (version 3.10.0-427.18.2.lve1.4.13) are available from our updates-testing repository.   CL6 kernel Changelog since kernel-2.6.32-673.26.1.lve1.4.11: Rebase to vzkernel-2.6.32-042stab116.2 Added error reporting for cgroups disabled through cgroup_disable k...
Continue reading
  537 Hits
  0 Comments
Beta: New CloudLinux 7 kernel released

Beta: New CloudLinux 7 kernel released

Beta: New CloudLinux 7 kernel released
New CloudLinux 7 kernel (version 3.10.0-427.10.1.lve1.4.8.el7 ) is available from our updates-testing repository. Changelog since 3.10.0-427.10.1.lve1.4.7.el7: built with CONFIG_XEN_FBDEV_FRONTEND option enabled; fixed crash due to race condition on LVE creation. To install new kernel please run the following command: yum install kernel-3.10.0-427....
Continue reading
  541 Hits
  1 Comment
Tags:

KernelCare - Updates for CL6, Virtuozzo, OpenVZ & PCS

Security patches were backported from latest RHEL kernel for CloudLinux, Virtuozzo, OpenVZ & PCS More info could be found at: CloudLinux patches: https://groups.google.com/forum/#!topic/kernelcare-cl6/0vn9P7V5y4A OpenVZ/Virtuozzo/PCS: https://groups.google.com/forum/#!topic/kernelcare-vz/j87tIz0hlxA
  2194 Hits
  0 Comments
Tags:

KernelCare: Stability updates for OpenVZ & Virtuozzo Kernels

Two bugfixes were released to KernelCare providers. We will continue pushing important stability improvements using KernelCare, and not limit the patches to security fixes only. Following issues had been addressed: ms ext4: fix online resize with a non-standard blocks per group setting (from vzkernel-2.6.32-042stab088.4) fix for netconsole over bon...
Continue reading
  2194 Hits
  0 Comments
Tags:

KernelCare - OpenVZ & Virtuozzo bugfixes

Two bugfixes were released to KernelCare providers. We plan to push out not only security vulnerabilities, but also important stability improvements using KernelCare Following issues were addressed: ms ext4: fix online resize with a non-standard blocks per group setting (from kernel: vzkernel-2.6.32-042stab088.4) fix for netconsole over bonding (fr...
Continue reading
  2426 Hits
  0 Comments

CloudLinux initial support for OpenVZ and Virtuozzo

Limited support for OpenVZ and Virtuozzo had been added to CloudLinux. This is an early beta, so be careful testing it. It might cause server crashes - even though at this moment there is no known bugs. The support is limited, and covers only: CageFS PHP Selector max entry processes Deployment instructions can be found at: http://docs.cloudlinux.co...
Continue reading
  2957 Hits
  0 Comments