What is CVE-2025-71220?

CVE-2025-71220 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, affecting Linux kernel versions from 5.15.145 onward and patched in 5.15.200, 6.1.163, 6.6.124 and others. CVE-2025-71220 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2025-71220?

CVE-2025-71220 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-2025-71220?

Yes, CVE-2025-71220 has been patched. Fixed versions include 5.15.200, 6.1.163, 6.6.124 and others. If you are running Linux kernel 5.15.145 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2025-71220 actively exploited?

CVE-2025-71220 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2025-71220

High

In the Linux kernel, the following vulnerability has been resolved: smb/server: call ksmbd_session_rpc_close() on error path in create_smb2_pipe() When ksmbd_iov_pin_rsp() fails, we should call ksmbd_session_rpc_close().

Package Linux Kernel

Published 2026-02-14

Last modified 2026-03-19

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 5.15.145, 6.1.71, 6.6 and later are affected. Fixed in 5.15.200, 6.1.163, 6.6.124, 6.12.70, 6.18.10, 6.19 and their respective stable series.

Affected from

≥ 5.15.145 ≥ 6.1.71 ≥ 6.6

Fixed in

✓ 5.15.200 5.15.x ✓ 6.1.163 6.1.x ✓ 6.6.124 6.6.x ✓ 6.12.70 6.12.x ✓ 6.18.10 6.18.x ✓ 6.19

References

The following references provide additional information about CVE-2025-71220 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/04dd114b682a4ccaeba2c2bad049c8b50ce740d8
Patch
Kernel patch commit
https://git.kernel.org/stable/c/2b7b4df87fe6f2db6ee45f475de6b37b8b8e5d29
Patch
Kernel patch commit
https://git.kernel.org/stable/c/7c28f8eef5ac5312794d8a52918076dcd787e53b
Patch

6 patch commits total View all on NVD

Details

CVE ID CVE-2025-71220

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2026-02-14

Modified 2026-03-19

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2025-71220?

CVE-2025-71220 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . It affects Linux kernel versions from 5.15.145 onward and has been patched in 5.15.200, 6.1.163, 6.6.124 and others. CVE-2025-71220 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2025-71220?

CVE-2025-71220 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-2025-71220?

Yes — CVE-2025-71220 has been patched. Fixed versions include 5.15.200, 6.1.163, 6.6.124 and others. If you are running Linux kernel 5.15.145 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2025-71220 actively exploited?

No — CVE-2025-71220 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.