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Debian DSA-3259-1 : qemu - security update (Venom)

high Nessus Plugin ID 83422

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Synopsis

The remote Debian host is missing a security-related update.

Description

Several vulnerabilities were discovered in the qemu virtualisation solution :

 - CVE-2014-9718 It was discovered that the IDE controller emulation is susceptible to denial of service.

 - CVE-2015-1779 Daniel P. Berrange discovered a denial of service vulnerability in the VNC web socket decoder.

 - CVE-2015-2756 Jan Beulich discovered that unmediated PCI command register could result in denial of service.

 - CVE-2015-3456 Jason Geffner discovered a buffer overflow in the emulated floppy disk drive, resulting in the potential execution of arbitrary code.

Solution

Upgrade the qemu packages.

For the oldstable distribution (wheezy), these problems have been fixed in version 1.1.2+dfsg-6+deb7u7 of the qemu source package and in version 1.1.2+dfsg-6+deb7u7 of the qemu-kvm source package. Only CVE-2015-3456 affects oldstable.

For the stable distribution (jessie), these problems have been fixed in version 1:2.1+dfsg-12.

See Also

https://security-tracker.debian.org/tracker/CVE-2014-9718

https://security-tracker.debian.org/tracker/CVE-2015-1779

https://security-tracker.debian.org/tracker/CVE-2015-2756

https://security-tracker.debian.org/tracker/CVE-2015-3456

https://packages.debian.org/source/wheezy/qemu

https://packages.debian.org/source/jessie/qemu

https://www.debian.org/security/2015/dsa-3259

Plugin Details

Severity: High

ID: 83422

File Name: debian_DSA-3259.nasl

Version: 2.29

Type: local

Agent: unix

Published: 5/13/2015

Updated: 9/28/2023

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.1

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.4

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

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 8

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:8.0, p-cpe:/a:debian:debian_linux:qemu, cpe:/o:debian:debian_linux:7.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/13/2015

Exploitable With

Core Impact

Reference Information

CVE: CVE-2014-9718, CVE-2015-1779, CVE-2015-2756, CVE-2015-3456

BID: 72577, 73303, 73316

DSA: 3259

IAVA: 2015-A-0115-S