CVE-2013-6368

Medium

The KVM subsystem in the Linux kernel through 3.12.5 allows local users to gain privileges or cause a denial of service (system crash) via a VAPIC synchronization operation involving a page-end address.

Package Linux Kernel
Published 2013-12-14
Last modified 2026-04-29
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

6.2

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

Weakness type

CWE-20

CVE-2013-6368 is a Improper Input Validation vulnerability

What is Improper Input Validation?

The product receives input but does not validate it correctly, allowing attackers to craft inputs that cause unexpected behavior. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2013-6368 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2013-6368?

    CVE-2013-6368 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.2 out of 10 , classified as an Improper Input Validation flaw (CWE-20) . CVE-2013-6368 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2013-6368?

    CVE-2013-6368 has a CVSS score of 6.2 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:H/Au:N/C:C/I:C/A:C .

  • Is there a patch available for CVE-2013-6368?

    No patch is currently available for CVE-2013-6368. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2013-6368 actively exploited?

    No — CVE-2013-6368 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

  • What is Improper Input Validation (CWE-20)?

    The product receives input but does not validate it correctly, allowing attackers to craft inputs that cause unexpected behavior. View CWE-20 on MITRE CWE →

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