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{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-40993", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-12T12:17:45.606Z", "datePublished": "2024-07-12T12:37:36.453Z", "dateUpdated": "2024-08-02T04:39:56.065Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-07-15T06:52:58.373Z"}, "descriptions": [{"lang": "en", "value": "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()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/netfilter/ipset/ip_set_core.c"], "versions": [{"version": "c0761d1f1ce1", "lessThan": "3799d02ae420", "status": "affected", "versionType": "git"}, {"version": "93b53c202b51", "lessThan": "72d961196886", "status": "affected", "versionType": "git"}, {"version": "0f1bb77c6d83", "lessThan": "523bed6489e0", "status": "affected", "versionType": "git"}, {"version": "390b353d1a1d", "lessThan": "788d585e62f4", "status": "affected", "versionType": "git"}, {"version": "2ba35b37f780", "lessThan": "94dd411c18d7", "status": "affected", "versionType": "git"}, {"version": "90ae20d47de6", "lessThan": "3fc09e1ca854", "status": "affected", "versionType": "git"}, {"version": "4e7aaa6b82d6", "lessThan": "8ecd06277a76", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/netfilter/ipset/ip_set_core.c"], "versions": [{"version": "6.1.95", "lessThan": "6.1.96", "status": "affected", "versionType": "custom"}, {"version": "6.6.35", "lessThan": "6.6.36", "status": "affected", "versionType": "custom"}, {"version": "6.9.6", "lessThan": "6.9.7", "status": "affected", "versionType": "custom"}]}], "references": [{"url": "https://git.kernel.org/stable/c/3799d02ae4208af08e81310770d8754863a246a1"}, {"url": "https://git.kernel.org/stable/c/72d9611968867cc4c5509e7708b1507d692b797a"}, {"url": "https://git.kernel.org/stable/c/523bed6489e089dd8040e72453fb79da47b144c2"}, {"url": "https://git.kernel.org/stable/c/788d585e62f487bc4536d454937f737b70d39a33"}, {"url": "https://git.kernel.org/stable/c/94dd411c18d7fff9e411555d5c662d29416501e4"}, {"url": "https://git.kernel.org/stable/c/3fc09e1ca854bc234e007a56e0f7431f5e2defb5"}, {"url": "https://git.kernel.org/stable/c/8ecd06277a7664f4ef018abae3abd3451d64e7a6"}], "title": "netfilter: ipset: Fix suspicious rcu_dereference_protected()", "x_generator": {"engine": "bippy-c9c4e1df01b2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-40993", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T17:01:41.687653Z"}}}], "providerMetadata": {"shortName": "CISA-ADP", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "dateUpdated": "2024-09-11T12:42:22.052Z"}, "title": "CISA ADP Vulnrichment"}]}}

{"descriptions": [{"lang": "en", "value": "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()."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: netfilter: ipset: corrige rcu_dereference_protected() sospechoso Al destruir todos los conjuntos, estamos en la fase de salida de pernet o estamos ejecutando un \"comando de destruir todos los conjuntos\" desde el espacio de usuario. Este \u00faltimo se tuvo en cuenta en ip_set_dereference() (se mantiene el mutex de nfnetlink), pero el primero no. El parche agrega la verificaci\u00f3n requerida a rcu_dereference_protected() en ip_set_dereference()."}], "id": "CVE-2024-40993", "lastModified": "2024-11-21T09:32:01.410", "metrics": {}, "published": "2024-07-12T13:15:20.553", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3799d02ae4208af08e81310770d8754863a246a1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3fc09e1ca854bc234e007a56e0f7431f5e2defb5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/523bed6489e089dd8040e72453fb79da47b144c2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/72d9611968867cc4c5509e7708b1507d692b797a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/788d585e62f487bc4536d454937f737b70d39a33"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8ecd06277a7664f4ef018abae3abd3451d64e7a6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/94dd411c18d7fff9e411555d5c662d29416501e4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/3799d02ae4208af08e81310770d8754863a246a1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/3fc09e1ca854bc234e007a56e0f7431f5e2defb5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/523bed6489e089dd8040e72453fb79da47b144c2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/72d9611968867cc4c5509e7708b1507d692b797a"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/788d585e62f487bc4536d454937f737b70d39a33"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/8ecd06277a7664f4ef018abae3abd3451d64e7a6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/94dd411c18d7fff9e411555d5c662d29416501e4"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: netfilter: ipset: Fix suspicious rcu_dereference_protected()", "id": "2297577", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2297577"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-99", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnetfilter: ipset: Fix suspicious rcu_dereference_protected()\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()."], "name": "CVE-2024-40993", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-07-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-40993\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-40993\nhttps://lore.kernel.org/linux-cve-announce/2024071250-CVE-2024-40993-ee08@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-12T23:06:11.724712+00:00", "updated": "2025-07-12T23:06:11.724820+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}