CVE-2013-4205

Medium

Memory leak in the unshare_userns function in kernel/user_namespace.c in the Linux kernel before 3.10.6 allows local users to cause a denial of service (memory consumption) via an invalid CLONE_NEWUSER unshare call.

Package Linux Kernel
Published 2013-08-25
Last modified 2026-04-29
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

4.7

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

Weakness type

CWE-399

CVE-2013-4205 is classified as CWE-399

See CWE-399 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2013-4205 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-2013-4205?

    CVE-2013-4205 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10 . CVE-2013-4205 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2013-4205?

    CVE-2013-4205 has a CVSS score of 4.7 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:M/Au:N/C:N/I:N/A:C .

  • Is there a patch available for CVE-2013-4205?

    No patch is currently available for CVE-2013-4205. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2013-4205 actively exploited?

    No — CVE-2013-4205 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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