What is CVE-2025-37790?

CVE-2025-37790 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 5.15.181, 6.1.135, 6.6.88 and others. CVE-2025-37790 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2025-37790?

CVE-2025-37790 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-2025-37790?

Yes, CVE-2025-37790 has been patched. Fixed versions include 5.15.181, 6.1.135, 6.6.88 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-2025-37790 actively exploited?

CVE-2025-37790 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2025-37790

Medium

In the Linux kernel, the following vulnerability has been resolved: net: mctp: Set SOCK_RCU_FREE Bind lookup runs under RCU, so ensure that a socket doesn't go away in the middle of a lookup.

Package Linux Kernel

Published 2025-05-01

Last modified 2025-11-06

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 5.15.181, 6.1.135, 6.6.88, 6.12.25, 6.14.4, 6.15 and their respective stable series.

Affected from

≥ 5.15

Fixed in

✓ 5.15.181 5.15.x ✓ 6.1.135 6.1.x ✓ 6.6.88 6.6.x ✓ 6.12.25 6.12.x ✓ 6.14.4 6.14.x ✓ 6.15

References

The following references provide additional information about CVE-2025-37790 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

Mailing List Third Party Advisory
Kernel patch commit
https://git.kernel.org/stable/c/3f899bd6dd56ddc46509b526e23a8f0a97712a6d
Patch
Kernel patch commit
https://git.kernel.org/stable/c/52024cd6ec71a6ca934d0cc12452bd8d49850679
Patch
Kernel patch commit
https://git.kernel.org/stable/c/5c1313b93c8c2e3904a48aa88e2fa1db28c607ae
Patch

6 patch commits total View all on NVD

Details

CVE ID CVE-2025-37790

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-05-01

Modified 2025-11-06

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2025-37790?

CVE-2025-37790 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 5.15.181, 6.1.135, 6.6.88 and others. CVE-2025-37790 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2025-37790?

CVE-2025-37790 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-2025-37790?

Yes — CVE-2025-37790 has been patched. Fixed versions include 5.15.181, 6.1.135, 6.6.88 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-2025-37790 actively exploited?

No — CVE-2025-37790 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.