Detections
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Fedora 38 : xen (2023-0d6aa10621)

medium Nessus Plugin ID 179379

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Synopsis

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

Description

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-0d6aa10621 advisory.

 arm: Guests can trigger a deadlock on Cortex-A77 [XSA-436, CVE-2023-34320] (#2228238)

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 bugfix for x86/AMD: Zenbleed [XSA-433, CVE-2023-20593]

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 x86/AMD: Zenbleed [XSA-433] omit OCaml 5 patch on fc38

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-2023-0d6aa10621

Plugin Details

Severity: Medium

ID: 179379

File Name: fedora_2023-0d6aa10621.nasl

Version: 1.2

Type: local

Agent: unix

Published: 8/5/2023

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: 4.6

Temporal Score: 3.6

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

CVSS Score Source: CVE-2023-20593

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 8.5

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Vulnerability Information

CPE: cpe:/o:fedoraproject:fedora:38, p-cpe:/a:fedoraproject:fedora:xen

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/1/2023

Vulnerability Publication Date: 7/24/2023

Reference Information

CVE: CVE-2023-20593, CVE-2023-34320