CVE-2023-5090
Low
No strong exploitation signal.
CVSS base
6.0
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
EPSS — probability of exploitation (30 days)
0.2%
14.6th percentile
CISA KEV
Not listed
Weakness / dates
CWE-755
Published 2023-11-06 · modified 2026-08-06
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | H | High |
| User Interaction | N | None |
| Scope | C | Changed |
| Confidentiality | N | None |
| Integrity | N | None |
| Availability | H | High |
Timeline
- 2023-11-06 — Published (NVD)
- 2026-08-06 — Last modified (NVD)
Description
A flaw was found in KVM. An improper check in svm_set_x2apic_msr_interception() may allow direct access to host x2apic msrs when the guest resets its apic, potentially leading to a denial of service condition.
Affected
References
- https://access.redhat.com/errata/RHSA-2024:2758
- https://access.redhat.com/errata/RHSA-2024:3854
- https://access.redhat.com/errata/RHSA-2024:3855
- https://access.redhat.com/errata/RHSA-2024:4211
- https://access.redhat.com/errata/RHSA-2024:4352
- https://access.redhat.com/security/cve/CVE-2023-5090
- https://bugzilla.redhat.com/show_bug.cgi?id=2248122
- https://access.redhat.com/errata/RHSA-2024:3854
- https://access.redhat.com/errata/RHSA-2024:3855
- https://access.redhat.com/errata/RHSA-2024:4211
- https://access.redhat.com/errata/RHSA-2024:4352
- https://access.redhat.com/security/cve/CVE-2023-5090
- https://bugzilla.redhat.com/show_bug.cgi?id=2248122