Fedora 23 : xen-4.5.2-8.fc23 (2016-e48f4bd14f)

medium Nessus Plugin ID 89629

Synopsis

The remote Fedora host is missing a security update.

Description

x86: inconsistent cachability flags on guest mappings [XSA-154, CVE-2016-2270] (#1309324) VMX: guest user mode may crash guest with non-canonical RIP [XSA-170, CVE-2016-2271] (#1309323)

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. 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://bugzilla.redhat.com/show_bug.cgi?id=1304627

https://bugzilla.redhat.com/show_bug.cgi?id=1304628

http://www.nessus.org/u?f1b65ed1

Plugin Details

Severity: Medium

ID: 89629

File Name: fedora_2016-e48f4bd14f.nasl

Version: 1.4

Type: local

Agent: unix

Published: 3/4/2016

Updated: 1/11/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.6

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

CVSS v3

Risk Factor: Medium

Base Score: 6.8

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

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:xen, cpe:/o:fedoraproject:fedora:23

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

Patch Publication Date: 2/26/2016

Reference Information

CVE: CVE-2016-2270, CVE-2016-2271