CVE-2015-7509

Medium

fs/ext4/namei.c in the Linux kernel before 3.7 allows physically proximate attackers to cause a denial of service (system crash) via a crafted no-journal filesystem, a related issue to CVE-2013-2015.

Package Linux Kernel
Published 2015-12-28
Last modified 2026-05-06
CVSS version 3.0
Patch available
Awaiting data

CVSS 3.0 score

4.4

out of 10
Medium
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
High
Vector string
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Weakness type

CWE-20

CVE-2015-7509 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

10 total
Showing 5 of 10 references View all on NVD

Frequently asked questions

  • What is CVE-2015-7509?

    CVE-2015-7509 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.4 out of 10 , classified as an Improper Input Validation flaw (CWE-20) . CVE-2015-7509 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2015-7509?

    CVE-2015-7509 has a CVSS score of 4.4 out of 10, rated Medium severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H .

  • Is there a patch available for CVE-2015-7509?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2015-7509 patch availability.

  • Is CVE-2015-7509 actively exploited?

    No. CVE-2015-7509 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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