Fedora 30 : xen (2019-2e12bd3a9a)

high Nessus Plugin ID 132641

Language:

Synopsis

The remote Fedora host is missing a security update.

Description

denial of service in find_next_bit() [XSA-307, CVE-2019-19581, CVE-2019-19582] (#1782211) denial of service in HVM/PVH guest userspace code [XSA-308, CVE-2019-19583] (#1782206) privilege escalation due to malicious PV guest [XSA-309, CVE-2019-19578] (#1782210) Further issues with restartable PV type change operations [XSA-310, CVE-2019-19580] (#1782207) vulnerability in dynamic height handling for AMD IOMMU pagetables [XSA-311, CVE-2019-19577] (#1782208)

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-2019-2e12bd3a9a

Plugin Details

Severity: High

ID: 132641

File Name: fedora_2019-2e12bd3a9a.nasl

Version: 1.4

Type: local

Agent: unix

Published: 1/6/2020

Updated: 7/10/2020

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

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

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:xen, cpe:/o:fedoraproject:fedora:30

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/3/2020

Vulnerability Publication Date: 12/11/2019

Reference Information

CVE: CVE-2019-19577, CVE-2019-19578, CVE-2019-19580, CVE-2019-19581, CVE-2019-19582, CVE-2019-19583

FEDORA: 2019-2e12bd3a9a

IAVB: 2019-B-0091-S