CVE-2025-68226

Name: CVE-2025-68226
Creator: NVD / NIST
Published: 2025-12-16T14:15:56.04+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.15%

Last modified Jun 17, 2026

CVE-2025-68226 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: smb: client: fix incomplete backport in cfids_invalidation_worker() The previous commit bdb596ceb4b7 ("smb: client: fix potential UAF in smb2_close_cached_fid()") was an incomplete backport and missed one kref_put() call in cfids_invalidation_worker() that should have been converted to close_cached_dir().. EPSS estimates a 0.15% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix incomplete backport in cfids_invalidation_worker() The previous commit bdb596ceb4b7 ("smb: client: fix potential UAF in smb2_close_cached_fid()") was an incomplete backport and missed one kref_put() call in cfids_invalidation_worker() that should have been converted to close_cached_dir().

Metrics

EPSS Probability

0.15%

4.5th percentile

Probability of exploitation in the next 30 days. Learn more

References

https://git.kernel.org/stable/c/abd29b6e17a918fdd68352ce4813e167acc8727e

Timeline

Published: Dec 16, 2025
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2025-68226?

How severe is CVE-2025-68226?

Severity scoring for CVE-2025-68226 is pending analysis. The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.

How do I fix CVE-2025-68226?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-68226?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST