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), affecting Linux kernel versions from 6.0.9 onward and 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. 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?

CVE-2025-38015 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/401.html

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

6 total

Kernel Git
https://git.kernel.org/stable/c/46a5cca76c76c86063000a12936f8e7875295838

Patch
Kernel Git
https://git.kernel.org/stable/c/4f005eb68890698e5abc6a3af04dab76f175c50c

Patch
Kernel Git
https://git.kernel.org/stable/c/64afd9a1f644b27661420257dcc007d5009c99dd

Patch
Kernel Git
https://git.kernel.org/stable/c/6e94a2c3e4c166cd2736ac225fba5889fb1e8ac0

Patch
Kernel Git
https://git.kernel.org/stable/c/868dbce755ec92855362d213f47e045a8388361a

Patch

Showing 5 of 6 references View all on NVD

Details

CVE ID CVE-2025-38015

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-06-18

Modified 2025-12-17

KEV No

Patch

Yes

Package linux

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.