[Important] [Security] Virtuozzo ReadyKernel patch 152.0 for Virtuozzo Hybrid Server 7.5

Issue date: 2023-02-01

Applies to: Virtuozzo Hybrid Server 7.5

Virtuozzo Advisory ID: VZA-2023-001

1. Overview

The cumulative Virtuozzo ReadyKernel patch was updated with security fixes. The patch applies to all supported kernels of Virtuozzo Hybrid Server 7.5. NOTE: No more updates are planned for the kernel 3.10.0-1160.21.1.vz7.174.13.

2. Security Fixes

  • [Important] [3.10.0-1160.21.1.vz7.174.13 to 3.10.0-1160.80.1.vz7.191.4] fuse: pcs: Using timeout for authentication phase. (RK-286)

  • [Important] [3.10.0-1160.80.1.vz7.191.4] fuse: pcs: Fix updating dirty status. (RK-287)

3. Installing the Update

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