High 7.8Published Jun 9, 2026

CVE-2026-46324netfilter: nf_tables: use list_del_rcu for netlink hooks

Updated under an hour ago (Oct 26, 2026, 4:40 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: use list_del_rcu for netlink hooks nft_netdev_unregister_hooks and __nft_unregister_flowtable_net_hooks need to use list_del_rcu(), this list can be walked by concurrent dumpers. Add a new helper and use it consistently.

CVSS: 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-362
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: Modified
Record last updated: Oct 21, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 before 2405730fde96f7fa483a5862e323b681e0e09f54; from f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 before fe45e203527af8a2c0dc4c8a7b56c09c74b796c8; from f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 before 0bd93ce4f3c35e845532184331d7917d7e562c80; from f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 before 0f33e8ad6ac563ae2233dd7f75884e0ee010521d; from f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 before f3224ee463f8f6f6ced7dcdf6081add4f8128527; c73955a09408e7374d9abfd0e78ce3de9cda0635; b09e6ccf0d12f9356e8e3508d3e3dce126298538; 3fac8ce48fa9fd61ee9056d3ed48b2edefca8b82; and 9 more ranges	CNA record
linux linux_kernel linux:linux_kernel	from 4.19.316 before 4.20; from 5.4.262 before 5.5; from 5.10.198 before 5.11; from 5.15.45 before 5.16; from 5.17.13 before 5.18; from 5.18.2 before 6.18.33; from 6.19 before 7.0.10; 7.1	NVD

References

References

https://git.kernel.org/stable/c/2405730fde96f7fa483a5862e323b681e0e09f54
https://git.kernel.org/stable/c/fe45e203527af8a2c0dc4c8a7b56c09c74b796c8
https://git.kernel.org/stable/c/0bd93ce4f3c35e845532184331d7917d7e562c80	patch
https://git.kernel.org/stable/c/0f33e8ad6ac563ae2233dd7f75884e0ee010521d	patch
https://git.kernel.org/stable/c/f3224ee463f8f6f6ced7dcdf6081add4f8128527	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.