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CentOS 8 : virt:rhel and virt-devel:rhel (CESA-2023:3822)

medium Nessus Plugin ID 177667

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Synopsis

The remote CentOS host is missing a security update.

Description

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2023:3822 advisory.

 - A vulnerability was found in libvirt. This security flaw ouccers due to repeatedly querying an SR-IOV PCI device's capabilities that exposes a memory leak caused by a failure to free the virPCIVirtualFunction array within the parent struct's g_autoptr cleanup. (CVE-2023-2700)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2023:3822

Plugin Details

Severity: Medium

ID: 177667

File Name: centos8_RHSA-2023-3822.nasl

Version: 1.1

Type: local

Agent: unix

Published: 6/27/2023

Updated: 2/8/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

CVSS Score Source: CVE-2023-2700

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:centos:centos:libguestfs-winsupport, p-cpe:/a:centos:centos:nbdkit-tar-plugin, cpe:/o:centos:centos:8-stream, p-cpe:/a:centos:centos:nbdkit-devel, p-cpe:/a:centos:centos:nbdkit-curl-plugin, p-cpe:/a:centos:centos:nbdkit-ssh-plugin, p-cpe:/a:centos:centos:nbdkit-gzip-plugin, p-cpe:/a:centos:centos:nbdkit-vddk-plugin, p-cpe:/a:centos:centos:nbdkit-tar-filter, p-cpe:/a:centos:centos:nbdkit-tmpdisk-plugin, p-cpe:/a:centos:centos:nbdkit-bash-completion, p-cpe:/a:centos:centos:nbdkit-server, p-cpe:/a:centos:centos:nbdkit-example-plugins, p-cpe:/a:centos:centos:nbdkit-xz-filter, p-cpe:/a:centos:centos:nbdkit, p-cpe:/a:centos:centos:nbdkit-basic-plugins, p-cpe:/a:centos:centos:nbdkit-linuxdisk-plugin, p-cpe:/a:centos:centos:nbdkit-basic-filters, p-cpe:/a:centos:centos:nbdkit-gzip-filter, p-cpe:/a:centos:centos:nbdkit-python-plugin, p-cpe:/a:centos:centos:nbdkit-nbd-plugin

Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 6/27/2023

Vulnerability Publication Date: 5/15/2023

Reference Information

CVE: CVE-2023-2700

RHSA: 2023:3822