What is CVE-2026-98016?

CVE-2026-98016 is a unscored severity Linux kernel vulnerability, affecting Linux kernel versions from 5.13 onward and patched in 5.15.222, 6.1.189, 6.6.158 and others. CVE-2026-98016 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-98016?

CVE-2026-98016 has a CVSS score of pending NVD analysis out of 10, rated awaiting scoring severity.

Is there a patch available for CVE-2026-98016?

Yes, CVE-2026-98016 has been patched. Fixed versions include 5.15.222, 6.1.189, 6.6.158 and others. If you are running Linux kernel 5.13 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2026-98016 actively exploited?

CVE-2026-98016 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2026-98016

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free race in sample_restore_put() Concurrent teardown of TC sample rules sharing the same restore context may re-read restore->count after dropping restore_lock. At that point another thread may already have completed cleanup and freed the restore object. Use the result of the refcount decrement while holding restore_lock to determine whether cleanup is needed.

Package Linux Kernel

Published 2026-09-25

Last modified 2026-10-03

Patch available

Yes

Affected versions

Linux kernel versions 5.13 and later are affected. Fixed in 5.15.222, 6.1.189, 6.6.158, 6.12.111, 6.18.53, 7.2.7, 7.3-rc3 and their respective stable series.

Affected from

≥ 5.13

Fixed in

✓ 5.15.222 5.15.x ✓ 6.1.189 6.1.x ✓ 6.6.158 6.6.x ✓ 6.12.111 6.12.x ✓ 6.18.53 6.18.x ✓ 7.2.7 7.2.x ✓ 7.3-rc3

References

7 total

Showing 5 of 7 references View all on NVD

Frequently asked questions

What is CVE-2026-98016?

CVE-2026-98016 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.13 onward and has been patched in 5.15.222, 6.1.189, 6.6.158 and others. CVE-2026-98016 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
Is there a patch available for CVE-2026-98016?

Yes. CVE-2026-98016 has been patched. Fixed versions include 5.15.222, 6.1.189, 6.6.158 and others. If you are running Linux kernel 5.13 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2026-98016 actively exploited?

No. CVE-2026-98016 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.