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RHEL 7 : openvswitch (RHSA-2016:0615)

critical Nessus Plugin ID 119369

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Synopsis

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

Description

Updated openvswitch packages that fix one security issue are now available for Red Hat OpenShift Enterprise 3.1.

Red Hat Product Security has rated this update as having Important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.

OpenShift Enterprise by Red Hat is the company's cloud computing Platform-as-a-Service (PaaS) solution designed for on-premise or private cloud deployments.

A buffer overflow flaw was discovered in the OVS processing of MPLS labels. A remote attacker able to deliver a frame containing a malicious MPLS label that would be processed by OVS could trigger the flaw and use the resulting memory corruption to cause a denial of service (DoS) or, possibly, execute arbitrary code. (CVE-2016-2074)

Red Hat would like to thank the Open vSwitch Project for reporting these issues. Upstream acknowledges Kashyap Thimmaraju and Bhargava Shastry as the original reporters of CVE-2016-2074.

This update includes the following images :

openshift3/openvswitch:v3.1.1.6-9 aep3_beta/openvswitch:v3.1.1.6-9 openshift3/node:v3.1.1.6-16 aep3_beta/node:v3.1.1.6-16

All openvswitch users are advised to upgrade to this updated package, which contains a backported patch to correct this issue.

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2016:0615

https://access.redhat.com/security/cve/cve-2016-2074

Plugin Details

Severity: Critical

ID: 119369

File Name: redhat-RHSA-2016-0615.nasl

Version: 1.6

Type: local

Agent: unix

Published: 12/4/2018

Updated: 7/17/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2016-2074

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:openvswitch-test, p-cpe:/a:redhat:enterprise_linux:openvswitch, p-cpe:/a:redhat:enterprise_linux:python-openvswitch, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:openvswitch-debuginfo, p-cpe:/a:redhat:enterprise_linux:openvswitch-devel

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: 4/11/2016

Vulnerability Publication Date: 7/3/2016

Reference Information

CVE: CVE-2016-2074

RHSA: 2016:0615