netfilter: nf_tables: use list_del_rcu for netlink hooks (Linux Linux)

CVE-2026-46324
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 0.12 % · percentile 2 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

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.

Weaknesses (CWE)

  • CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 < 2405730fde96f7fa483a5862e323b681e0e09f54 ; affected f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 < fe45e203527af8a2c0dc4c8a7b56c09c74b796c8 ; affected f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 < 0bd93ce4f3c35e845532184331d7917d7e562c80 ; affected f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 < 0f33e8ad6ac563ae2233dd7f75884e0ee010521d ; affected f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 < f3224ee463f8f6f6ced7dcdf6081add4f8128527 ; affected c73955a09408e7374d9abfd0e78ce3de9cda0635
Linux · Linuxaffected 5.19 ; unaffected 0 < 5.19 ; unaffected 6.6.160 ≤ 6.6.* ; unaffected 6.12.114 ≤ 6.12.* ; unaffected 6.18.33 ≤ 6.18.* ; unaffected 7.0.10 ≤ 7.0.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD