FreeBSD : FreeBSD -- Machine Check Exception on Page Size Change (edc0bf7e-05a1-11ea-9dfa-f8b156ac3ff9)

medium Nessus Plugin ID 131296

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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.

Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

Intel discovered a previously published erratum on some Intel platforms can be exploited by malicious software to potentially cause a denial of service by triggering a machine check that will crash or hang the system.

Malicious guest operating systems may be able to crash the host.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?18b9c477

Plugin Details

Severity: Medium

ID: 131296

File Name: freebsd_pkg_edc0bf7e05a111ea9dfaf8b156ac3ff9.nasl

Version: 1.2

Type: local

Published: 11/26/2019

Updated: 12/9/2019

Dependencies: ssh_get_info.nasl

Configuration: Enable paranoid mode

Risk Information

VPR

Risk Factor: Medium

Score: 6

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:FreeBSD, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info, Settings/ParanoidReport

Exploit Ease: No known exploits are available

Patch Publication Date: 11/25/2019

Vulnerability Publication Date: 11/14/2019

Reference Information

CVE: CVE-2018-12207

FreeBSD: SA-19:25.mcepsc