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Kernel update: Virtuozzo ReadyKernel patch 108.0 for Virtuozzo 7.0, Virtuozzo Infrastructure Platform 2.5, 3.0, Virtuozzo Hybrid Infrastructure 3.5

Issue date: 2020-06-15

Applies to: Virtuozzo 7.0, Virtuozzo Infrastructure Platform 2.5, Virtuozzo Infrastructure Platform 3.0, Virtuozzo Hybrid Infrastructure 3.5

Virtuozzo Advisory ID: VZA-2020-042

1. Overview

The cumulative Virtuozzo ReadyKernel patch was updated with stability fixes. The patch applies to all supported kernels of Virtuozzo 7.0, Virtuozzo Infrastructure Platform, Virtuozzo Hybrid Infrastructure.

2. Bug Fixes

  • [3.10.0-862.20.2.vz7.73.24 to 3.10.0-1062.12.1.vz7.131.10] ext4: use-after-free when unmounting a corrupted file system with files that have no links. (PSBM-104517)

  • [3.10.0-862.20.2.vz7.73.24 to 3.10.0-1062.12.1.vz7.131.10] cbt: potential endless loops in the error paths. (PSBM-104530)

  • [3.10.0-862.20.2.vz7.73.24 to 3.10.0-1062.12.1.vz7.131.10] futex: potential system hang due to a missing unlock operation in the error path of futex_wait_requeue_pi(). (PSBM-104664)

  • [3.10.0-862.20.2.vz7.73.24 to 3.10.0-1062.12.1.vz7.131.10] netfilter: potential memory corruption caused by a helper from nf_conntrack_h323 module. (PSBM-104727)

3. Installing the Update

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

Nov 18, 2024
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