What is CVE-2025-71204?

CVE-2025-71204 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 6.6.32 onward and patched in 6.6.124, 6.12.70, 6.18.10 and others. CVE-2025-71204 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2025-71204?

CVE-2025-71204 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-2025-71204?

Yes, CVE-2025-71204 has been patched. Fixed versions include 6.6.124, 6.12.70, 6.18.10 and others. If you are running Linux kernel 6.6.32 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2025-71204 actively exploited?

CVE-2025-71204 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2025-71204

Medium

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix refcount leak in parse_durable_handle_context() When the command is a replay operation and -ENOEXEC is returned, the refcount of ksmbd_file must be released.

Package Linux Kernel

Published 2026-02-14

Last modified 2026-03-18

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 6.6.32, 6.9 and later are affected. Fixed in 6.6.124, 6.12.70, 6.18.10, 6.19 and their respective stable series.

Affected from

≥ 6.6.32 ≥ 6.9

Fixed in

✓ 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-2025-71204 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/07df5ff4f6490a5c96715b7c562e0b2908422e04
Patch
Kernel patch commit
https://git.kernel.org/stable/c/3296c3012a9d9a27e81e34910384e55a6ff3cff0
Patch
Kernel patch commit
https://git.kernel.org/stable/c/70dd3513ed6ac8c6cab23f72c5b19f44ca89de9d
Patch

4 patch commits total View all on NVD

Details

CVE ID CVE-2025-71204

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2026-02-14

Modified 2026-03-18

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2025-71204?

CVE-2025-71204 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 6.6.32 onward and has been patched in 6.6.124, 6.12.70, 6.18.10 and others. CVE-2025-71204 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2025-71204?

CVE-2025-71204 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-2025-71204?

Yes — CVE-2025-71204 has been patched. Fixed versions include 6.6.124, 6.12.70, 6.18.10 and others. If you are running Linux kernel 6.6.32 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2025-71204 actively exploited?

No — CVE-2025-71204 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.