Debian DSA-3991-1 : qemu - security update

high Nessus Plugin ID 103655
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


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


Multiple vulnerabilities were found in qemu, a fast processor emulator :

- CVE-2017-9375 Denial of service via memory leak in USB XHCI emulation.

- CVE-2017-12809 Denial of service in the CDROM device drive emulation.

- CVE-2017-13672 Denial of service in VGA display emulation.

- CVE-2017-13711 Denial of service in SLIRP networking support.

- CVE-2017-14167 Incorrect validation of multiboot headers could result in the execution of arbitrary code.


Upgrade the qemu packages.

For the stable distribution (stretch), these problems have been fixed in version 1:2.8+dfsg-6+deb9u3.

See Also

Plugin Details

Severity: High

ID: 103655

File Name: debian_DSA-3991.nasl

Version: 3.4

Type: local

Agent: unix

Published: 10/4/2017

Updated: 1/4/2021

Dependencies: ssh_get_info.nasl

Risk Information


Risk Factor: Medium

Score: 6.5


Risk Factor: High

Base Score: 7.2

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


Risk Factor: High

Base Score: 8.8

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:qemu, cpe:/o:debian:debian_linux:9.0

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

Patch Publication Date: 10/3/2017

Reference Information

CVE: CVE-2017-12809, CVE-2017-13672, CVE-2017-13711, CVE-2017-14167, CVE-2017-9375

DSA: 3991