CVE-2026-46324
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 < 0bd93ce4f3c35e845532184331d7917d7e562c80 | affected |
| Linux | Linux | f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 < 0f33e8ad6ac563ae2233dd7f75884e0ee010521d | affected |
| Linux | Linux | f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 < f3224ee463f8f6f6ced7dcdf6081add4f8128527 | affected |
| Linux | Linux | c73955a09408e7374d9abfd0e78ce3de9cda0635 | affected |
| Linux | Linux | b09e6ccf0d12f9356e8e3508d3e3dce126298538 | affected |
| Linux | Linux | 3fac8ce48fa9fd61ee9056d3ed48b2edefca8b82 | affected |
| Linux | Linux | 9c413a8c8bb49cc16796371805ecb260e885bb2b | affected |
| Linux | Linux | a3940dcf552f2393d1e8f263b386593f98abe829 | affected |
| Linux | Linux | 86c0154f4c3a56c5db8b9dd09e3ce885382c2c19 | affected |
| Linux | Linux | 4.19.316 < 4.20 | affected |
| Linux | Linux | 5.4.262 < 5.5 | affected |
| Linux | Linux | 5.10.198 < 5.11 | affected |
| Linux | Linux | 5.15.45 < 5.16 | affected |
| Linux | Linux | 5.17.13 < 5.18 | affected |
| Linux | Linux | 5.18.2 < 5.19 | affected |
| Linux | Linux | 5.19 | affected |
| Linux | Linux | 0 < 5.19 | unaffected |
| Linux | Linux | 6.18.33 <= 6.18.* | unaffected |
| Linux | Linux | 7.0.10 <= 7.0.* | unaffected |
| Linux | Linux | 7.1 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/0bd93ce4f3c35e845532184331d7917d7e562c80
- https://git.kernel.org/stable/c/0f33e8ad6ac563ae2233dd7f75884e0ee010521d
- https://git.kernel.org/stable/c/f3224ee463f8f6f6ced7dcdf6081add4f8128527
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