What is CVE-2025-22064?

CVE-2025-22064 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 6.3.3 onward and patched in 6.6.87, 6.12.23, 6.13.11 and others. CVE-2025-22064 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2025-22064?

CVE-2025-22064 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-2025-22064?

Yes, CVE-2025-22064 has been patched. Fixed versions include 6.6.87, 6.12.23, 6.13.11 and others. If you are running Linux kernel 6.3.3 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2025-22064 actively exploited?

CVE-2025-22064 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2025-22064

Medium

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: don't unregister hook when table is dormant When nf_tables_updchain encounters an error, hook registration needs to be rolled back. This should only be done if the hook has been registered, which won't happen when the table is flagged as dormant (inactive). Just move the assignment into the registration block.

Package Linux Kernel

Published 2025-04-16

Last modified 2025-10-31

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 6.3.3, 6.4 and later are affected. Fixed in 6.6.87, 6.12.23, 6.13.11, 6.14.2, 6.15 and their respective stable series.

Affected from

≥ 6.3.3 ≥ 6.4

Fixed in

✓ 6.6.87 6.6.x ✓ 6.12.23 6.12.x ✓ 6.13.11 6.13.x ✓ 6.14.2 6.14.x ✓ 6.15

References

The following references provide additional information about CVE-2025-22064 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/03d1fb457b696c18fe15661440c4f052b2374e7e
Patch
Kernel patch commit
https://git.kernel.org/stable/c/6134d1ea1e1408e8e7c8c26545b3b301cbdf1eda
Patch
Kernel patch commit
https://git.kernel.org/stable/c/688c15017d5cd5aac882400782e7213d40dc3556
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2025-22064

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-04-16

Modified 2025-10-31

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2025-22064?

CVE-2025-22064 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 6.3.3 onward and has been patched in 6.6.87, 6.12.23, 6.13.11 and others. CVE-2025-22064 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2025-22064?

CVE-2025-22064 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-2025-22064?

Yes — CVE-2025-22064 has been patched. Fixed versions include 6.6.87, 6.12.23, 6.13.11 and others. If you are running Linux kernel 6.3.3 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2025-22064 actively exploited?

No — CVE-2025-22064 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.