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[Important] [Security] Virtuozzo ReadyKernel patch 144.1 for Virtuozzo Server 7.0, 7.5

Issue date: 2022-07-27

Applies to: Virtuozzo Server 7.0, Virtuozzo Server 7.5

Virtuozzo Advisory ID: VZA-2022-023

1. Overview

The cumulative Virtuozzo ReadyKernel patch was updated with stability fixes. The patch applies to all supported kernels of Virtuozzo Server 7.x. NOTE: No more updates are planned for the kernels 3.10.0-1127.8.2.vz7.158.8 and 3.10.0-1127.18.2.vz7.163.46.

2. Security Fixes

  • [Important] [3.10.0-1127.8.2.vz7.158.8 to 3.10.0-1160.53.1.vz7.185.3] A hole in vstorage FUSE synchronization protocol leading to unsynchronized chunks. (VSTOR-55377)
  • [Important] [3.10.0-1127.8.2.vz7.158.8 to 3.10.0-1160.53.1.vz7.185.3] ms/xfrm: fix crash in XFRM_MSG_GETSA netlink handler (PSBM-141136)

3. Installing the Update

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

4. References

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