RHEL 8 : openvswitch2.16 (RHSA-2022:4788)

high Nessus Plugin ID 161640

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Synopsis

The remote Red Hat host is missing one or more security updates for openvswitch2.16.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2022:4788 advisory.

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

Security Fix(es):

* openvswitch2.16: DPDK: Out-of-bounds read/write in vhost_user_set_inflight_fd() may lead to crash (CVE-2021-3839)

* openvswitch2.16: DPDK: Sending vhost-user-inflight type messages could lead to DoS (CVE-2022-0669)

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 these issues 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-2022:4788.

Plugin Details

Severity: High

ID: 161640

File Name: redhat-RHSA-2022-4788.nasl

Version: 1.11

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 5/27/2022

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: 4.4

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2021-3839

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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:redhat:enterprise_linux:openvswitch2.16, cpe:/o:redhat:enterprise_linux:8

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/27/2022

Vulnerability Publication Date: 5/27/2022

Reference Information

CVE: CVE-2021-3839, CVE-2022-0669

CWE: 125, 770

RHSA: 2022:4788

Detections

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