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CentOS 6 : qemu-kvm (CESA-2017:0621)

medium Nessus Plugin ID 97952

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

An update for qemu-kvm is now available for Red Hat Enterprise Linux 6.

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

Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM.

Security Fix(es) :

* An integer overflow flaw and an out-of-bounds read flaw were found in the way QEMU's VGA emulator set certain VGA registers while in VBE mode. A privileged guest user could use this flaw to crash the QEMU process instance. (CVE-2016-3712)

Red Hat would like to thank Zuozhi Fzz (Alibaba Inc.) for reporting this issue.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 6.9 Release Notes and Red Hat Enterprise Linux 6.9 Technical Notes linked from the References section.

Solution

Update the affected qemu-kvm packages.

See Also

http://www.nessus.org/u?44482e7d

Plugin Details

Severity: Medium

ID: 97952

File Name: centos_RHSA-2017-0621.nasl

Version: 3.8

Type: local

Agent: unix

Published: 3/27/2017

Updated: 1/4/2021

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: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2016-3712

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:qemu-img, cpe:/o:centos:centos:6, p-cpe:/a:centos:centos:qemu-guest-agent, p-cpe:/a:centos:centos:qemu-kvm-tools, p-cpe:/a:centos:centos:qemu-kvm

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/24/2017

Vulnerability Publication Date: 5/11/2016

Reference Information

CVE: CVE-2016-3712

RHSA: 2017:0621