Detections
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Fedora 24 : xen (2017-c9d71f0860)

high Nessus Plugin ID 100198

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Synopsis

The remote Fedora host is missing a security update.

Description

xen: various flaws (#1447345) x86: 64bit PV guest breakout via pagetable use-after-mode-change [XSA-213] grant transfer allows PV guest to elevate privileges [XSA-214] possible memory corruption via failsafe callback [XSA-215]

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected xen package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2017-c9d71f0860

Plugin Details

Severity: High

ID: 100198

File Name: fedora_2017-c9d71f0860.nasl

Version: 3.8

Type: local

Agent: unix

Published: 5/16/2017

Updated: 1/6/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.5

CVSS v2

Risk Factor: High

Base Score: 7.2

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

CVSS v3

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:fedoraproject:fedora:xen, cpe:/o:fedoraproject:fedora:24

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

Patch Publication Date: 5/14/2017

Vulnerability Publication Date: 5/11/2017

Reference Information

CVE: CVE-2017-8903, CVE-2017-8904, CVE-2017-8905