CVE record · CVE-2023-5090

Kernel: kvm: svm: improper check in svm_set_x2apic_msr_interception allows direct access to host x2apic msrs

CVSS 6.0 MediumEPSS 0.0025 · 16th percentile

Published by the CVE Program (CNA: redhat) at 6 Nov 2023, 10:56 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Red Hat	Red Hat Enterprise Linux 8 Package name: kernel-rt https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.18.0-553.8.1.rt7.349.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: kernel https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.18.0-553.8.1.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: kernel https://access.redhat.com/downloads/content/package-browser/	unaffected 0:5.14.0-427.16.1.el9_4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: kernel https://access.redhat.com/downloads/content/package-browser/	unaffected 0:5.14.0-427.16.1.el9_4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.2 Extended Update Support Package name: kernel https://access.redhat.com/downloads/content/package-browser/	unaffected 0:5.14.0-284.69.1.el9_2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.2 Extended Update Support Package name: kernel-rt https://access.redhat.com/downloads/content/package-browser/	unaffected 0:5.14.0-284.69.1.rt14.354.el9_2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 6 Package name: kernel https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 7 Package name: kernel https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 7 Package name: kernel-rt https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 9 Package name: kernel-rt https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected

Identifiers: CVE-2023-5090
CNA: redhat
Weakness (CWE): CWE-755
Tags: Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat Enterprise Linux 9.2 Extended Update Support
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
CWE-755
Published: 6 Nov 2023
Updated: 6 Aug 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
6.0	Medium	3.1	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0025, the 16th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 6 Nov 2023. New records show when each source confirmed them.

Sources

References from the CNA

access.redhat.com/errata/RHSA-2024:2758 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2024:3854 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2024:3855 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2024:4211 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2024:4352 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2023-5090 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2248122 issue-trackingredhat

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.