{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "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"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-40993",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}