CVE-2009-3638

High

Integer overflow in the kvm_dev_ioctl_get_supported_cpuid function in arch/x86/kvm/x86.c in the KVM subsystem in the Linux kernel before 2.6.31.4 allows local users to have an unspecified impact via a KVM_GET_SUPPORTED_CPUID request to the kvm_arch_dev_ioctl function.

Package Linux Kernel
Published 2009-10-29
Last modified 2026-04-23
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

7.2

out of 10
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
User Interaction
Scope
Confidentiality
Low
Integrity
Availability
Vector string
AV:L/AC:L/Au:N/C:C/I:C/A:C

Weakness type

CWE-189

CVE-2009-3638 is classified as CWE-189

See CWE-189 on MITRE CWE for full details on this weakness type.

References

11 total
Showing 5 of 11 references View all on NVD

Frequently asked questions

  • What is CVE-2009-3638?

    CVE-2009-3638 is a High severity Linux kernel vulnerability with a CVSS score of 7.2 out of 10 . CVE-2009-3638 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2009-3638?

    CVE-2009-3638 has a CVSS score of 7.2 out of 10, rated High severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:C/I:C/A:C .

  • Is there a patch available for CVE-2009-3638?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2009-3638 patch availability.

  • Is CVE-2009-3638 actively exploited?

    No. CVE-2009-3638 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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