cve/published/2024/CVE-2024-44996.json

{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvsock: fix recursive ->recvmsg calls\n\nAfter a vsock socket has been added to a BPF sockmap, its prot->recvmsg\nhas been replaced with vsock_bpf_recvmsg(). Thus the following\nrecursiion could happen:\n\nvsock_bpf_recvmsg()\n -> __vsock_recvmsg()\n  -> vsock_connectible_recvmsg()\n   -> prot->recvmsg()\n    -> vsock_bpf_recvmsg() again\n\nWe need to fix it by calling the original ->recvmsg() without any BPF\nsockmap logic in __vsock_recvmsg()."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "include/net/af_vsock.h",
                  "net/vmw_vsock/af_vsock.c",
                  "net/vmw_vsock/vsock_bpf.c"
               ],
               "versions": [
                  {
                     "version": "634f1a7110b439c65fd8a809171c1d2d28bcea6f",
                     "lessThan": "921f1acf0c3cf6b1260ab57a8a6e8b3d5f3023d5",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "634f1a7110b439c65fd8a809171c1d2d28bcea6f",
                     "lessThan": "b4ee8cf1acc5018ed1369150d7bb3e0d0f79e135",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "634f1a7110b439c65fd8a809171c1d2d28bcea6f",
                     "lessThan": "69139d2919dd4aa9a553c8245e7c63e82613e3fc",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "include/net/af_vsock.h",
                  "net/vmw_vsock/af_vsock.c",
                  "net/vmw_vsock/vsock_bpf.c"
               ],
               "versions": [
                  {
                     "version": "6.4",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "6.4",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.6.48",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.10.7",
                     "lessThanOrEqual": "6.10.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.11",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "cpeApplicability": [
            {
               "nodes": [
                  {
                     "operator": "OR",
                     "negate": false,
                     "cpeMatch": [
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.4",
                           "versionEndExcluding": "6.6.48"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.4",
                           "versionEndExcluding": "6.10.7"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.4",
                           "versionEndExcluding": "6.11"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/921f1acf0c3cf6b1260ab57a8a6e8b3d5f3023d5"
            },
            {
               "url": "https://git.kernel.org/stable/c/b4ee8cf1acc5018ed1369150d7bb3e0d0f79e135"
            },
            {
               "url": "https://git.kernel.org/stable/c/69139d2919dd4aa9a553c8245e7c63e82613e3fc"
            }
         ],
         "title": "vsock: fix recursive ->recvmsg calls",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-44996",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}