GLSA-201701-07 : Open vSwitch: Remote execution of arbitrary code

critical Nessus Plugin ID 96238

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-201701-07 (Open vSwitch: Remote execution of arbitrary code)

A buffer overflow was discovered in lib/flow.c in ovs-vswitchd.
Impact :

A remote attacker, using a specially crafted MPLS packet, could execute arbitrary code.
Workaround :

There is no known workaround at this time.

Solution

All Open vSwitch users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/openvswitch-2.5.0'

See Also

https://security.gentoo.org/glsa/201701-07

Plugin Details

Severity: Critical

ID: 96238

File Name: gentoo_GLSA-201701-07.nasl

Version: 3.2

Type: local

Published: 1/3/2017

Updated: 1/11/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:openvswitch, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 1/1/2017

Reference Information

CVE: CVE-2016-2074

GLSA: 201701-07