Virtuozzo 7 : readykernel-patch (VZA-2017-052)

medium Nessus Plugin ID 101029

Synopsis

The remote Virtuozzo host is missing a security update.

Description

According to the version of the vzkernel package and the readykernel-patch installed, the Virtuozzo installation on the remote host is affected by the following vulnerability :

- A vulnerability was found in the signal handling in the Linux kernel. A local unprivileged user could cause a kernel crash (general protection fault) in the cleanup_timers() function by using the rt_tgsigqueueinfo() system call with a specially crafted set of arguments.

Note that Tenable Network Security has extracted the preceding description block directly from the Virtuozzo security advisory.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the readykernel patch.

See Also

https://help.virtuozzo.com/customer/portal/articles/2828914

http://www.nessus.org/u?9714008f

http://www.nessus.org/u?bd4a3738

http://www.nessus.org/u?a7cd12ba

Plugin Details

Severity: Medium

ID: 101029

File Name: Virtuozzo_VZA-2017-052.nasl

Version: 3.5

Type: local

Published: 6/26/2017

Updated: 1/4/2021

Supported Sensors: Nessus

Vulnerability Information

CPE: p-cpe:/a:virtuozzo:virtuozzo:readykernel, cpe:/o:virtuozzo:virtuozzo:7

Required KB Items: Host/local_checks_enabled, Host/Virtuozzo/release, Host/Virtuozzo/rpm-list, Host/readykernel-info

Patch Publication Date: 6/22/2017