CVE-2012-4508

Low

Race condition in fs/ext4/extents.c in the Linux kernel before 3.4.16 allows local users to obtain sensitive information from a deleted file by reading an extent that was not properly marked as uninitialized.

Package Linux Kernel
Published 2012-12-21
Last modified 2026-04-29
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

1.9

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

Weakness type

CWE-362

CVE-2012-4508 is a Race Condition vulnerability

What is Race Condition?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2012-4508 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-2012-4508?

    CVE-2012-4508 is a Low severity Linux kernel vulnerability with a CVSS score of 1.9 out of 10 , classified as a Race Condition flaw (CWE-362) . CVE-2012-4508 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2012-4508?

    CVE-2012-4508 has a CVSS score of 1.9 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:L/AC:M/Au:N/C:P/I:N/A:N .

  • Is there a patch available for CVE-2012-4508?

    No patch is currently available for CVE-2012-4508. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2012-4508 actively exploited?

    No — CVE-2012-4508 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

  • What is Race Condition (CWE-362)?

    The product contains a code sequence that can run concurrently with other code, creating unexpected states. View CWE-362 on MITRE CWE →

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