netfilter: nf_tables: use list_del_rcu for netlink hooks
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.
02 / AFFECTED SOFTWARE
Affected packages
1557 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/0bd93ce4f3c35e845532184331d7917d7e562c80
- https://git.kernel.org/stable/c/0f33e8ad6ac563ae2233dd7f75884e0ee010521d
- https://git.kernel.org/stable/c/f3224ee463f8f6f6ced7dcdf6081add4f8128527
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46324.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-46324