CVE-2023-46840

4.1 MEDIUM

Published: March 20, 2024 Modified: January 13, 2026

Description

Incorrect placement of a preprocessor directive in source code results in logic that doesn't operate as intended when support for HVM guests is compiled out of Xen.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://xenbits.xenproject.org/xsa/advisory-450.html

Source: security@xen.org

Patch Vendor Advisory

http://xenbits.xen.org/xsa/advisory-450.html

Source: af854a3a-2127-422b-91ae-364da2661108

Patch Vendor Advisory

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XLL6SQ6IKFYXLYWITYZCRV5IBRK5G35R/

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

https://xenbits.xenproject.org/xsa/advisory-450.html

Source: af854a3a-2127-422b-91ae-364da2661108

Patch Vendor Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score

4.1 / 10.0

EPSS (Exploit Probability)

0.1%

22th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-670

Affected Vendors

fedoraproject xen

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