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Scientific Linux Security Update : qemu-kvm on SL7.x x86_64 (20170418)

critical Nessus Plugin ID 99456

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Synopsis

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

Description

Security Fix(es) :

 - A heap buffer overflow flaw was found in QEMU's Cirrus CLGD 54xx VGA emulator's VNC display driver support; the issue could occur when a VNC client attempted to update its display after a VGA operation is performed by a guest. A privileged user/process inside a guest could use this flaw to crash the QEMU process or, potentially, execute arbitrary code on the host with privileges of the QEMU process. (CVE-2016-9603)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?646768e6

Plugin Details

Severity: Critical

ID: 99456

File Name: sl_20170418_qemu_kvm_on_SL7_x.nasl

Version: 3.5

Type: local

Agent: unix

Published: 4/19/2017

Updated: 1/14/2021

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.5

CVSS v2

Risk Factor: High

Base Score: 9

Vector: CVSS2#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-img, p-cpe:/a:fermilab:scientific_linux:qemu-kvm, p-cpe:/a:fermilab:scientific_linux:qemu-kvm-common, 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/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Patch Publication Date: 4/18/2017

Vulnerability Publication Date: 7/27/2018

Reference Information

CVE: CVE-2016-9603