What is CVE-2026-23165?

CVE-2026-23165 is a medium-severity vulnerability in Linux, classified under Improper Locking. CVSS score: 5.5/10. Published 2026-02-14.

How severe is CVE-2026-23165?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux

CVE-2026-23165

In the Linux kernel, the following vulnerability has been resolved: sfc: fix deadlock in RSS config read Since cited commit, core locks the net_device's rss_lock when handling ethtool -x command, so driver's implementation should not lock it again. Remove the latter.

EPSS: 0.001 (0.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 040cef30b5e67271e3193e0206f82b206fc97095, 6.17, 0
Linux Linux_kernel — versions 6.19

Weakness classification (CWE)

CWE-667 — Improper Locking

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2026-23165?: CVE-2026-23165 is a medium-severity vulnerability in Linux, classified under Improper Locking. CVSS score: 5.5/10. Published 2026-02-14.
How severe is CVE-2026-23165?: Medium severity. CVSS v3 base score is 5.5 out of 10.