CVE-2009-1072

Medium

nfsd in the Linux kernel before 2.6.28.9 does not drop the CAP_MKNOD capability before handling a user request in a thread, which allows local users to create device nodes, as demonstrated on a filesystem that has been exported with the root_squash option.

Package Linux Kernel
Published 2009-03-25
Last modified 2026-04-23
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

4.9

out of 10
Medium
Attack Vector
Local
Attack Complexity
Low
Privileges Required
User Interaction
Scope
Confidentiality
Low
Integrity
Availability
None
Vector string
AV:L/AC:L/Au:N/C:N/I:C/A:N

Weakness type

CWE-16

CVE-2009-1072 is classified as CWE-16

See CWE-16 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2009-1072 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-2009-1072?

    CVE-2009-1072 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 . CVE-2009-1072 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2009-1072?

    CVE-2009-1072 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:C/A:N .

  • Is there a patch available for CVE-2009-1072?

    No patch is currently available for CVE-2009-1072. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2009-1072 actively exploited?

    No — CVE-2009-1072 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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