Medium 5.5Published Feb 14, 2026

CVE-2026-23165sfc: fix deadlock in RSS config read

Updated under an hour ago (Oct 27, 2026, 12:40 PM ET)

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Exploited in the last 30 days

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.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 040cef30b5e67271e3193e0206f82b206fc97095 before 590c8179ffb01c17644181408821b55b8704c50c; from 040cef30b5e67271e3193e0206f82b206fc97095 before 944c614b0a7afa5b87612c3fb557b95a50ad654c	CNA record
linux linux_kernel linux:linux_kernel	from 6.17 before 6.18.9; 6.19; 6.19; 6.19; 6.19; 6.19; 6.19; 6.19	NVD

References

References

https://git.kernel.org/stable/c/590c8179ffb01c17644181408821b55b8704c50c	patch
https://git.kernel.org/stable/c/944c614b0a7afa5b87612c3fb557b95a50ad654c	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.