Debian DSA-4050-1 : xen - security update

critical Nessus Plugin ID 104819

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Synopsis

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

Description

Multiple vulnerabilities have been discovered in the Xen hypervisor, which could result in denial of service, information leaks, privilege escalation or the execution of arbitrary code.

Solution

Upgrade the xen packages.

For the oldstable distribution (jessie) a separate update will be released.

For the stable distribution (stretch), these problems have been fixed in version 4.8.2+xsa245-0+deb9u1.

Plugin Details

Severity: Critical

ID: 104819

File Name: debian_DSA-4050.nasl

Version: 3.8

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 11/29/2017

Updated: 1/4/2021

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

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

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

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

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

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

Vulnerability Information

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

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: 11/28/2017

Reference Information

CVE: CVE-2017-14316, CVE-2017-14317, CVE-2017-14318, CVE-2017-14319, CVE-2017-15588, CVE-2017-15589, CVE-2017-15590, CVE-2017-15592, CVE-2017-15593, CVE-2017-15594, CVE-2017-15595, CVE-2017-15597, CVE-2017-17044, CVE-2017-17045, CVE-2017-17046

DSA: 4050

Detections

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