What is CVE-2025-37986?

CVE-2025-37986 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 6.7 onward and patched in 6.12.26, 6.14.5 and 6.15. CVE-2025-37986 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2025-37986?

CVE-2025-37986 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-2025-37986?

Yes, CVE-2025-37986 has been patched. Fixed versions include 6.12.26, 6.14.5 and 6.15. If you are running Linux kernel 6.7 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2025-37986 actively exploited?

CVE-2025-37986 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2025-37986

Medium

In the Linux kernel, the following vulnerability has been resolved: usb: typec: class: Invalidate USB device pointers on partner unregistration To avoid using invalid USB device pointers after a Type-C partner disconnects, this patch clears the pointers upon partner unregistration. This ensures a clean state for future connections.

Package Linux Kernel

Published 2025-05-20

Last modified 2025-11-14

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 6.7 and later are affected. Fixed in 6.12.26, 6.14.5, 6.15 and their respective stable series.

Affected from

≥ 6.7

Fixed in

✓ 6.12.26 6.12.x ✓ 6.14.5 6.14.x ✓ 6.15

References

The following references provide additional information about CVE-2025-37986 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/40966fc9939e85677fdb489dfddfa205baaad03b
Patch
Kernel patch commit
https://git.kernel.org/stable/c/66e1a887273c6b89f09bc11a40d0a71d5a081a8e
Patch
Kernel patch commit
https://git.kernel.org/stable/c/74911338f47c13d1b9470fc50718182bffad42e2
Patch

Details

CVE ID CVE-2025-37986

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-05-20

Modified 2025-11-14

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2025-37986?

CVE-2025-37986 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 6.7 onward and has been patched in 6.12.26, 6.14.5 and 6.15. CVE-2025-37986 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2025-37986?

CVE-2025-37986 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-2025-37986?

Yes — CVE-2025-37986 has been patched. Fixed versions include 6.12.26, 6.14.5 and 6.15. If you are running Linux kernel 6.7 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2025-37986 actively exploited?

No — CVE-2025-37986 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.