CVE-2012-5374

Medium

The CRC32C feature in the Btrfs implementation in the Linux kernel before 3.8-rc1 allows local users to cause a denial of service (extended runtime of kernel code) by creating many different files whose names are associated with the same CRC32C hash value.

Package Linux Kernel
Published 2013-02-18
Last modified 2026-04-29
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

4.0

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

Weakness type

CWE-310

CVE-2012-5374 is classified as CWE-310

See CWE-310 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2012-5374 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-2012-5374?

    CVE-2012-5374 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.0 out of 10 . CVE-2012-5374 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2012-5374?

    CVE-2012-5374 has a CVSS score of 4.0 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:H/Au:N/C:N/I:N/A:C .

  • Is there a patch available for CVE-2012-5374?

    No patch is currently available for CVE-2012-5374. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2012-5374 actively exploited?

    No — CVE-2012-5374 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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