RHEL 8 : openvswitch2.16 (RHSA-2022:6382)

high Nessus Plugin ID 164832

Synopsis

The remote Red Hat host is missing a security update for openvswitch2.16.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2022:6382 advisory.

Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic.

Security Fix(es):

* dpdk: DoS when a Vhost header crosses more than two descriptors and exhausts all mbufs (CVE-2022-2132)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 RHEL openvswitch2.16 package based on the guidance in RHSA-2022:6382.

See Also

http://www.nessus.org/u?94197dc5

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/errata/RHSA-2022:6382

https://bugzilla.redhat.com/show_bug.cgi?id=2099475

Plugin Details

Severity: High

ID: 164832

File Name: redhat-RHSA-2022-6382.nasl

Version: 1.10

Type: local

Agent: unix

Published: 9/7/2022

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2022-2132

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:network-scripts-openvswitch2.16, p-cpe:/a:redhat:enterprise_linux:openvswitch2.16-test, p-cpe:/a:redhat:enterprise_linux:openvswitch2.16-devel, p-cpe:/a:redhat:enterprise_linux:openvswitch2.16, p-cpe:/a:redhat:enterprise_linux:openvswitch2.16-ipsec, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:python3-openvswitch2.16

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/7/2022

Vulnerability Publication Date: 8/31/2022

Reference Information

CVE: CVE-2022-2132

CWE: 770

RHSA: 2022:6382