[Important] [Security] Virtuozzo ReadyKernel patch 138.0 for Virtuozzo Server 7.0, 7.5

Issue date: 2022-01-11

Applies to: Virtuozzo Server 7.0, Virtuozzo Server 7.5

Virtuozzo Advisory ID: VZA-2022-002

1. Overview

The cumulative Virtuozzo ReadyKernel patch was updated with a security fix. The patch applies to all supported kernels of Virtuozzo Server 7.x.

2. Security Fixes

• [Important] [3.10.0-1127.8.2.vz7.151.14 to 3.10.0-1160.41.1.vz7.183.5] A flaw in XFS allows non-root users to read raw data from a mounted block device. (PSBM-136140)

3. Installing the Update

Download, install, and immediately apply the patch to the current kernel by running readykernel update.

4. References

• https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-151.14-138.0-1.vl7/
• https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-158.8-138.0-1.vl7/
• https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-163.46-138.0-1.vl7/
• https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-174.13-138.0-1.vl7/
• https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-183.5-138.0-1.vl7/

The new and updated packages are listed in the JSON file.