Scientific Linux Security Update : qemu-kvm on SL6.x i386/x86_64 (20170301)

critical Nessus Plugin ID 97493

Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

- Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could occur while copying VGA data in cirrus_bitblt_cputovideo. A privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute arbitrary code on host with privileges of the QEMU process. (CVE-2017-2620)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?9720b36f

Plugin Details

Severity: Critical

ID: 97493

File Name: sl_20170301_qemu_kvm_on_SL6_x.nasl

Version: 3.9

Type: local

Agent: unix

Published: 3/2/2017

Updated: 6/3/2021

Supported Sensors: Nessus Agent

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: High

Base Score: 9

Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS v3

Risk Factor: Critical

Base Score: 9.9

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

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:qemu-guest-agent, p-cpe:/a:fermilab:scientific_linux:qemu-img, p-cpe:/a:fermilab:scientific_linux:qemu-kvm, p-cpe:/a:fermilab:scientific_linux:qemu-kvm-debuginfo, p-cpe:/a:fermilab:scientific_linux:qemu-kvm-tools, x-cpe:/o:fermilab:scientific_linux

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

Patch Publication Date: 3/1/2017

Vulnerability Publication Date: 7/27/2018

Reference Information

CVE: CVE-2017-2620

IAVB: 2017-B-0024-S