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Fedora 25 : xen (2016-81e5a36d8c)

critical Nessus Plugin ID 94827

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Synopsis

The remote Fedora host is missing a security update.

Description

enable xen livepatch in hypervisor via .config file qemu-kvm:
Directory traversal flaw in 9p virtio backend [CVE-2016-7116] qemu:
hw: net: Heap overflow in xlnx.xps-ethernetlite [CVE-2016-7161] CR0.TS and CR0.EM not always honored for x86 HVM guest [XSA-190, CVE-2016-7777]

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-2016-81e5a36d8c

Plugin Details

Severity: Critical

ID: 94827

File Name: fedora_2016-81e5a36d8c.nasl

Version: 2.6

Type: local

Agent: unix

Published: 11/15/2016

Updated: 1/11/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: cpe:/o:fedoraproject:fedora:25, p-cpe:/a:fedoraproject:fedora:xen

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

Patch Publication Date: 10/9/2016

Vulnerability Publication Date: 10/5/2016

Reference Information

CVE: CVE-2016-7116, CVE-2016-7161, CVE-2016-7777

FEDORA: 2016-81e5a36d8c

IAVB: 2016-B-0149-S