VulnerabilityAnalyzed
CVE-2023-46840
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.
MEDIUM 4.1EPSS 0.26%
Does this matter?
Lower severity and a low EPSS score (0.26%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 4.1 MEDIUMCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.26% probability · 18th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-670
- Affected
- xen/xen · fedoraproject/fedora
- Source
- security@xen.org
References
- https://xenbits.xenproject.org/xsa/advisory-450.htmlPatch, Vendor Advisory
- http://xenbits.xen.org/xsa/advisory-450.htmlPatch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XLL6SQ6IKFYXLYWITYZCRV5IBRK5G35R/Mailing List, Third Party Advisory
- https://xenbits.xenproject.org/xsa/advisory-450.htmlPatch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.