{"id":"CVE-2024-40993","revision":"bc443ec3940841a89b12a66ca19ab6c1","records":[{"revision":"bc443ec3940841a89b12a66ca19ab6c1","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2024-40993","aliases":[],"title":"netfilter: ipset: Fix suspicious rcu_dereference_protected()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: ipset: Fix suspicious rcu_dereference_protected()\n\nWhen destroying all sets, we are either in pernet exit phase or\nare executing a \"destroy all sets command\" from userspace. The latter\nwas taken into account in ip_set_dereference() (nfnetlink mutex is held),\nbut the former was not. The patch adds the required check to\nrcu_dereference_protected() in ip_set_dereference().","state":0,"publishedAt":"2024-07-12T12:37:36.453+00:00","modifiedAt":"2026-10-15T00:46:39.552+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/netfilter/ipset/ip_set_core.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"c0761d1f1ce1d5b85b5e82bbb714df12de1aa8c3\",\n                            \"lessThan\": \"3799d02ae4208af08e81310770d8754863a246a1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"93b53c202b51a69e42ca57f5a183f7e008e19f83\",\n                            \"lessThan\": \"72d9611968867cc4c5509e7708b1507d692b797a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"0f1bb77c6d837c9513943bc7c08f04c5cc5c6568\",\n                            \"lessThan\": \"523bed6489e089dd8040e72453fb79da47b144c2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"390b353d1a1da3e9c6c0fd14fe650d69063c95d6\",\n                            \"lessThan\": \"788d585e62f487bc4536d454937f737b70d39a33\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"2ba35b37f780c6410bb4bba9c3072596d8576702\",\n                            \"lessThan\": \"94dd411c18d7fff9e411555d5c662d29416501e4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"90ae20d47de602198eb69e6cd7a3db3420abfc08\",\n                            \"lessThan\": \"3fc09e1ca854bc234e007a56e0f7431f5e2defb5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"4e7aaa6b82d63e8ddcbfb56b4fd3d014ca586f10\",\n                            \"lessThan\": \"8ecd06277a7664f4ef018abae3abd3451d64e7a6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/netfilter/ipset/ip_set_core.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.1.95\",\n                            \"lessThan\": \"6.1.96\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.35\",\n                            \"lessThan\": \"6.6.36\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.9.6\",\n                            \"lessThan\": \"6.9.7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/3799d02ae4208af08e81310770d8754863a246a1","https://git.kernel.org/stable/c/72d9611968867cc4c5509e7708b1507d692b797a","https://git.kernel.org/stable/c/523bed6489e089dd8040e72453fb79da47b144c2","https://git.kernel.org/stable/c/788d585e62f487bc4536d454937f737b70d39a33","https://git.kernel.org/stable/c/94dd411c18d7fff9e411555d5c662d29416501e4","https://git.kernel.org/stable/c/3fc09e1ca854bc234e007a56e0f7431f5e2defb5","https://git.kernel.org/stable/c/8ecd06277a7664f4ef018abae3abd3451d64e7a6"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-40993","license":"CVE Program Terms of Use","key":"cve-program:CVE-2024-40993","identifiers":["CVE-2024-40993"]},"retained":false,"historicalAffected":[]}],"coverage":[]}