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Fedora 36 : xen (2022-07438e12df)

high Nessus Plugin ID 169223

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Synopsis

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

Description

The remote Fedora 36 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2022-07438e12df advisory.

 x86: unintended memory sharing between guests [XSA-412, CVE-2022-42327] Xenstore: Guests can crash xenstored [XSA-414, CVE-2022-42309] Xenstore: Guests can create orphaned Xenstore nodes [XSA-415, CVE-2022-42310] Xenstore: guests can let run xenstored out of memory [XSA-326, CVE-2022-42311, CVE-2022-42312, CVE-2022-42313, CVE-2022-42314, CVE-2022-42315, CVE-2022-42316, CVE-2022-42317, CVE-2022-42318] Xenstore: Guests can cause Xenstore to not free temporary memory [XSA-416, CVE-2022-42319] Xenstore: Guests can get access to Xenstore nodes of deleted domains [XSA-417, CVE-2022-42320] Xenstore: Guests can crash xenstored via exhausting the stack [XSA-418, CVE-2022-42321] Xenstore: Cooperating guests can create arbitrary numbers of nodes [XSA-419, CVE-2022-42322, CVE-2022-42323] Oxenstored 32->31 bit integer truncation issues [XSA-420, CVE-2022-42324] Xenstore: Guests can create arbitrary number of nodes via transactions [XSA-421, CVE-2022-42325, CVE-2022-42326]

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-2022-07438e12df

Plugin Details

Severity: High

ID: 169223

File Name: fedora_2022-07438e12df.nasl

Version: 1.2

Type: local

Agent: unix

Published: 12/23/2022

Updated: 11/14/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2022-42309

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

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:xen, cpe:/o:fedoraproject:fedora:36

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/1/2022

Vulnerability Publication Date: 11/1/2022

Reference Information

CVE: CVE-2022-42309, CVE-2022-42310, CVE-2022-42311, CVE-2022-42312, CVE-2022-42313, CVE-2022-42314, CVE-2022-42315, CVE-2022-42316, CVE-2022-42317, CVE-2022-42318, CVE-2022-42319, CVE-2022-42320, CVE-2022-42321, CVE-2022-42322, CVE-2022-42323, CVE-2022-42324, CVE-2022-42325, CVE-2022-42326, CVE-2022-42327

FEDORA: 2022-07438e12df

IAVB: 2022-B-0048-S