What is CVE-2025-38575?

CVE-2025-38575 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.15 onward and patched in 5.15.180, 6.1.134, 6.6.87 and others. CVE-2025-38575 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2025-38575?

CVE-2025-38575 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-2025-38575?

Yes, CVE-2025-38575 has been patched. Fixed versions include 5.15.180, 6.1.134, 6.6.87 and others. If you are running Linux kernel 5.15 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2025-38575 actively exploited?

CVE-2025-38575 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2025-38575

Medium

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use aead_request_free to match aead_request_alloc Use aead_request_free() instead of kfree() to properly free memory allocated by aead_request_alloc(). This ensures sensitive crypto data is zeroed before being freed.

Package Linux Kernel

Published 2025-04-18

Last modified 2026-03-17

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

Affected versions

Linux kernel versions 5.15 and later are affected. Fixed in 5.15.180, 6.1.134, 6.6.87, 6.12.23, 6.13.11, 6.14.2, 6.15 and their respective stable series.

Affected from

≥ 5.15

Fixed in

✓ 5.15.180 5.15.x ✓ 6.1.134 6.1.x ✓ 6.6.87 6.6.x ✓ 6.12.23 6.12.x ✓ 6.13.11 6.13.x ✓ 6.14.2 6.14.x ✓ 6.15

References

The following references provide additional information about CVE-2025-38575 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html

Third Party Advisory Mailing List
Kernel patch commit
https://git.kernel.org/stable/c/1de7fec4d3012672e31eeb6679ea60f7ca010ef9
Patch
Kernel patch commit
https://git.kernel.org/stable/c/3e341dbd5f5a6e5a558e67da80731dc38a7f758c
Patch
Kernel patch commit
https://git.kernel.org/stable/c/46caeae23035192b9cc41872c827f30d0233f16e
Patch

7 patch commits total View all on NVD

Details

CVE ID CVE-2025-38575

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-04-18

Modified 2026-03-17

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2025-38575?

CVE-2025-38575 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.15 onward and has been patched in 5.15.180, 6.1.134, 6.6.87 and others. CVE-2025-38575 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2025-38575?

CVE-2025-38575 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-2025-38575?

Yes — CVE-2025-38575 has been patched. Fixed versions include 5.15.180, 6.1.134, 6.6.87 and others. If you are running Linux kernel 5.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2025-38575 actively exploited?

No — CVE-2025-38575 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.