What is CVE-2025-38494?

CVE-2025-38494 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, affecting Linux kernel versions from 3.15 onward and patched in 5.4.297, 5.10.241, 5.15.190 and others. CVE-2025-38494 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2025-38494?

CVE-2025-38494 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2025-38494?

Yes, CVE-2025-38494 has been patched. Fixed versions include 5.4.297, 5.10.241, 5.15.190 and others. If you are running Linux kernel 3.15 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2025-38494 actively exploited?

CVE-2025-38494 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2025-38494

High

In the Linux kernel, the following vulnerability has been resolved: HID: core: do not bypass hid_hw_raw_request hid_hw_raw_request() is actually useful to ensure the provided buffer and length are valid. Directly calling in the low level transport driver function bypassed those checks and allowed invalid paramto be used.

Package Linux Kernel

Published 2025-07-28

Last modified 2026-03-17

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected versions

Linux kernel versions 3.15 and later are affected. Fixed in 5.4.297, 5.10.241, 5.15.190, 6.1.147, 6.6.100, 6.12.40, 6.15.8, 6.16 and their respective stable series.

Affected from

≥ 3.15

Fixed in

✓ 5.4.297 5.4.x ✓ 5.10.241 5.10.x ✓ 5.15.190 5.15.x ✓ 6.1.147 6.1.x ✓ 6.6.100 6.6.x ✓ 6.12.40 6.12.x ✓ 6.15.8 6.15.x ✓ 6.16

References

The following references provide additional information about CVE-2025-38494 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/2025/10/msg00007.html

Third Party Advisory Mailing List
Debian Security
https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html

Third Party Advisory Mailing List
Kernel patch commit
https://git.kernel.org/stable/c/0e5017d84d650ca0eeaf4a3fe9264c5dbc886b81
Patch
Kernel patch commit
https://git.kernel.org/stable/c/19d1314d46c0d8a5c08ab53ddeb62280c77698c0
Patch
Kernel patch commit
https://git.kernel.org/stable/c/40e25aa7e4e0f2440c73a683ee448e41c7c344ed
Patch

8 patch commits total View all on NVD

Details

CVE ID CVE-2025-38494

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2025-07-28

Modified 2026-03-17

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2025-38494?

CVE-2025-38494 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . It affects Linux kernel versions from 3.15 onward and has been patched in 5.4.297, 5.10.241, 5.15.190 and others. CVE-2025-38494 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2025-38494?

CVE-2025-38494 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2025-38494?

Yes — CVE-2025-38494 has been patched. Fixed versions include 5.4.297, 5.10.241, 5.15.190 and others. If you are running Linux kernel 3.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2025-38494 actively exploited?

No — CVE-2025-38494 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.