CVE-2025-38015

Medium

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix memory leak in error handling path of idxd_alloc Memory allocated for idxd is not freed if an error occurs during idxd_alloc(). To fix it, free the allocated memory in the reverse order of allocation before exiting the function in case of an error.

Package Linux Kernel
Published 2025-06-18
Last modified 2025-12-17
CVSS version 3.1
Patch available
Yes

CVSS 3.1 score

5.5

out of 10
Medium
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
High
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness type

CWE-401

CVE-2025-38015 is a Memory Leak vulnerability

What is Memory Leak?

The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE

Affected versions

Linux kernel versions 6.0.9, 6.1 and later are affected. Fixed in 6.1.140, 6.6.92, 6.12.30, 6.14.8, 6.15 and their respective stable series.

Affected from
≥ 6.0.9 ≥ 6.1
Fixed in
✓ 6.1.140 6.1.x ✓ 6.6.92 6.6.x ✓ 6.12.30 6.12.x ✓ 6.14.8 6.14.x ✓ 6.15

References

The following references provide additional information about CVE-2025-38015 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

5 patch commits total View all on NVD

Frequently asked questions

  • What is CVE-2025-38015?

    CVE-2025-38015 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a Memory Leak flaw (CWE-401) . It affects Linux kernel versions from 6.0.9 onward and has been patched in 6.1.140, 6.6.92, 6.12.30 and others. CVE-2025-38015 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2025-38015?

    CVE-2025-38015 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H .

  • Is there a patch available for CVE-2025-38015?

    Yes — CVE-2025-38015 has been patched. Fixed versions include 6.1.140, 6.6.92, 6.12.30 and others. If you are running Linux kernel 6.0.9 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2025-38015 actively exploited?

    No — CVE-2025-38015 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

  • What is Memory Leak (CWE-401)?

    The product does not release memory after use, causing gradual resource exhaustion. View CWE-401 on MITRE CWE →

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