CVE-2023-5090
Kernel: kvm: svm: improper check in svm_set_x2apic_msr_interception allows direct access to host x2apic msrs
- Published
- Updated
- Reserved
- Assigned by
- redhat
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.
Timeline
ID reserved
By redhat
- 47 days later
· 47 days later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.1 | Medium6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.26% · top 82% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.0.
Weakness
Affected products
Red Hat · Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-553.8.1.rt7.349.el8_10 – < *
Red Hat · Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-553.8.1.el8_10 – < *
Red Hat · Red Hat Enterprise Linux 9
- unaffected 0:5.14.0-427.16.1.el9_4 – < *
Red Hat · Red Hat Enterprise Linux 9
- unaffected 0:5.14.0-427.16.1.el9_4 – < *
Red Hat · Red Hat Enterprise Linux 9.2 Extended Update Support
- unaffected 0:5.14.0-284.69.1.el9_2 – < *
Red Hat · Red Hat Enterprise Linux 9.2 Extended Update Support
- unaffected 0:5.14.0-284.69.1.rt14.354.el9_2 – < *
Red Hat · Red Hat Enterprise Linux 6
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 7
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 7
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 9
All versions: affected
What to do
Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
References (7)
- RHSA-2024:2758 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- RHSA-2024:3854 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:3855 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:4211 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:4352 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://access.redhat.com/security/cve/CVE-2023-5090 (opens in a new tab)vdb-entryx_refsource_REDHATx_transferred
- RHBZ#2248122 (opens in a new tab)issue-trackingx_refsource_REDHATx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-5090)Record last updated .