Detections
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Fedora 40 : xen (2024-a46df5ba2f)

medium Nessus Plugin ID 194672

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Synopsis

The remote Fedora host is missing one or more security updates.

Description

The remote Fedora 40 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-a46df5ba2f advisory.

 x86: Native Branch History Injection [XSA-456, CVE-2024-2201] update to xen 4.18.2, remove patches now included upstream x86 HVM hypercalls may trigger Xen bug check [XSA-454, CVE-2023-46842] x86: Incorrect logic for BTC/SRSO mitigations [XSA-455, CVE-2024-31142]

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected xen package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2024-a46df5ba2f

Plugin Details

Severity: Medium

ID: 194672

File Name: fedora_2024-a46df5ba2f.nasl

Version: 1.1

Type: local

Agent: unix

Published: 4/29/2024

Updated: 11/14/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2024-31142

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2024-2201

Vulnerability Information

CPE: cpe:/o:fedoraproject:fedora:40, p-cpe:/a:fedoraproject:fedora:xen

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/9/2024

Vulnerability Publication Date: 4/9/2024

Reference Information

CVE: CVE-2023-46842, CVE-2024-2201, CVE-2024-31142