Vulnerability in Linux Kernel
CVE-2023-5090
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (14.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Linux Kernel — versions 6.6
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8 — versions 0:4.18.0-553.8.1.rt7.349.el8_10, 0:4.18.0-553.8.1.el8_10
- Red Hat Enterprise Linux 9 — versions 0:5.14.0-427.16.1.el9_4
- Red Hat Enterprise Linux 9.2 Extended Update Support — versions 0:5.14.0-284.69.1.el9_2, 0:5.14.0-284.69.1.rt14.354.el9_2
- Red Hat Enterprise Linux — versions 8.0, 9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2024:2758 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:3854 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:3855 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:4211 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:4352 (vendor-advisory)
- access.redhat.com/security/cve/CVE-2023-5090 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Patch, Issue Tracking)
Frequently asked questions
- What is CVE-2023-5090?
- CVE-2023-5090 is a medium-severity vulnerability in Linux Kernel, classified under Improper Handling of Exceptional Conditions. CVSS score: 6.0/10. Published 2023-11-06.
- How severe is CVE-2023-5090?
- Medium severity. CVSS v3 base score is 6.0 out of 10.
- Is CVE-2023-5090 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.