{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-46324: netfilter: nf_tables: use list_del_rcu for netlink hooks","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-46324","status":"final","version":"1","initial_release_date":"2026-06-09T12:11:16.602Z","current_release_date":"2026-06-14T04:30:20.408Z","revision_history":[{"date":"2026-06-09T12:11:16.602Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: use list_del_rcu for netlink hooks\n\nnft_netdev_unregister_hooks and __nft_unregister_flowtable_net_hooks need\nto use list_del_rcu(), this list can be walked by concurrent dumpers.\n\nAdd a new helper and use it consistently.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-46324 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-46324"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-46324"},{"category":"external","summary":"git.kernel.org","url":"https://git.kernel.org/stable/c/0bd93ce4f3c35e845532184331d7917d7e562c80"},{"category":"external","summary":"git.kernel.org","url":"https://git.kernel.org/stable/c/0f33e8ad6ac563ae2233dd7f75884e0ee010521d"},{"category":"external","summary":"git.kernel.org","url":"https://git.kernel.org/stable/c/f3224ee463f8f6f6ced7dcdf6081add4f8128527"}]},"product_tree":{"branches":[{"category":"vendor","name":"Linux","branches":[{"category":"product_name","name":"Linux","branches":[{"category":"product_version_range","name":">=f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 <0bd93ce4f3c35e845532184331d7917d7e562c80","product":{"name":"Linux Linux >=f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 <0bd93ce4f3c35e845532184331d7917d7e562c80","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 <0f33e8ad6ac563ae2233dd7f75884e0ee010521d","product":{"name":"Linux Linux >=f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 <0f33e8ad6ac563ae2233dd7f75884e0ee010521d","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 <f3224ee463f8f6f6ced7dcdf6081add4f8128527","product":{"name":"Linux Linux >=f9a43007d3f7ba76d5e7f9421094f00f2ef202f8 <f3224ee463f8f6f6ced7dcdf6081add4f8128527","product_id":"CSAFPID-3","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"c73955a09408e7374d9abfd0e78ce3de9cda0635","product":{"name":"Linux Linux c73955a09408e7374d9abfd0e78ce3de9cda0635","product_id":"CSAFPID-4","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"b09e6ccf0d12f9356e8e3508d3e3dce126298538","product":{"name":"Linux Linux b09e6ccf0d12f9356e8e3508d3e3dce126298538","product_id":"CSAFPID-5","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"3fac8ce48fa9fd61ee9056d3ed48b2edefca8b82","product":{"name":"Linux Linux 3fac8ce48fa9fd61ee9056d3ed48b2edefca8b82","product_id":"CSAFPID-6","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"9c413a8c8bb49cc16796371805ecb260e885bb2b","product":{"name":"Linux Linux 9c413a8c8bb49cc16796371805ecb260e885bb2b","product_id":"CSAFPID-7","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"a3940dcf552f2393d1e8f263b386593f98abe829","product":{"name":"Linux Linux a3940dcf552f2393d1e8f263b386593f98abe829","product_id":"CSAFPID-8","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"86c0154f4c3a56c5db8b9dd09e3ce885382c2c19","product":{"name":"Linux Linux 86c0154f4c3a56c5db8b9dd09e3ce885382c2c19","product_id":"CSAFPID-9","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=4.19.316 <4.20","product":{"name":"Linux Linux >=4.19.316 <4.20","product_id":"CSAFPID-10","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=5.4.262 <5.5","product":{"name":"Linux Linux >=5.4.262 <5.5","product_id":"CSAFPID-11","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=5.10.198 <5.11","product":{"name":"Linux Linux >=5.10.198 <5.11","product_id":"CSAFPID-12","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=5.15.45 <5.16","product":{"name":"Linux Linux >=5.15.45 <5.16","product_id":"CSAFPID-13","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=5.17.13 <5.18","product":{"name":"Linux Linux >=5.17.13 <5.18","product_id":"CSAFPID-14","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=5.18.2 <5.19","product":{"name":"Linux Linux >=5.18.2 <5.19","product_id":"CSAFPID-15","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}}}]}]},{"category":"vendor","name":"Linux","branches":[{"category":"product_name","name":"Linux","branches":[{"category":"product_version","name":"5.19","product":{"name":"Linux Linux 5.19","product_id":"CSAFPID-16","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:5.19:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"0","product":{"name":"Linux Linux 0","product_id":"CSAFPID-17","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:5.19:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"6.18.33","product":{"name":"Linux Linux 6.18.33","product_id":"CSAFPID-18","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:5.19:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"7.0.10","product":{"name":"Linux Linux 7.0.10","product_id":"CSAFPID-19","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:5.19:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"7.1-rc2","product":{"name":"Linux Linux 7.1-rc2","product_id":"CSAFPID-20","product_identification_helper":{"cpe":"cpe:2.3:a:linux:linux:5.19:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-46324","title":"netfilter: nf_tables: use list_del_rcu for netlink hooks","notes":[{"category":"description","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: use list_del_rcu for netlink hooks\n\nnft_netdev_unregister_hooks and __nft_unregister_flowtable_net_hooks need\nto use list_del_rcu(), this list can be walked by concurrent dumpers.\n\nAdd a new helper and use it consistently.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5","CSAFPID-6","CSAFPID-7","CSAFPID-8","CSAFPID-9","CSAFPID-10","CSAFPID-11","CSAFPID-12","CSAFPID-13","CSAFPID-14","CSAFPID-15","CSAFPID-16"],"fixed":["CSAFPID-17","CSAFPID-18","CSAFPID-19","CSAFPID-20"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH"},"products":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5","CSAFPID-6","CSAFPID-7","CSAFPID-8","CSAFPID-9","CSAFPID-10","CSAFPID-11","CSAFPID-12","CSAFPID-13","CSAFPID-14","CSAFPID-15","CSAFPID-16"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 0, 0bd93ce4f3c35e845532184331d7917d7e562c80, 0f33e8ad6ac563ae2233dd7f75884e0ee010521d, 4.20, 5.5, 5.11, 5.16, 5.18, 5.19, 6.18.33, 7.0.10, 7.1-rc2, f3224ee463f8f6f6ced7dcdf6081add4f8128527.","product_ids":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5","CSAFPID-6","CSAFPID-7","CSAFPID-8","CSAFPID-9","CSAFPID-10","CSAFPID-11","CSAFPID-12","CSAFPID-13","CSAFPID-14","CSAFPID-15","CSAFPID-16"]}]}]}