{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-09-13T17:04:37.447Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://xenbits.xenproject.org/xsa/advisory-458.html"
          },
          {
            "url": "http://www.openwall.com/lists/oss-security/2024/07/16/3"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "xen",
            "vendor": "xen",
            "versions": [
              {
                "lessThan": "4.16",
                "status": "affected",
                "version": "4.4",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-31143",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-08-21T13:31:44.467773Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-832",
                "description": "CWE-832 Unlock of a Resource that is not Locked",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-08-21T13:39:34.427Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Xen",
          "vendor": "Xen",
          "versions": [
            {
              "status": "unknown",
              "version": "consult Xen advisory XSA-458"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "Xen versions 4.4 and newer are vulnerable.  Xen versions 4.3 and older\nare not vulnerable.\n\nOnly x86 guest which have a multi-vector MSI capable device passed\nthrough to them can leverage the vulnerability.\n"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "This issue was discovered by Jan Beulich of SUSE.\n"
        }
      ],
      "datePublic": "2024-07-16T11:59:00Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "An optional feature of PCI MSI called \"Multiple Message\" allows a\ndevice to use multiple consecutive interrupt vectors.  Unlike for MSI-X,\nthe setting up of these consecutive vectors needs to happen all in one\ngo.  In this handling an error path could be taken in different\nsituations, with or without a particular lock held.  This error path\nwrongly releases the lock even when it is not currently held.\n"
        }
      ],
      "impacts": [
        {
          "descriptions": [
            {
              "lang": "en",
              "value": "Denial of Service (DoS) affecting the entire host, crashes, information\nleaks, or elevation of privilege all cannot be ruled out.\n"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-07-18T13:31:31.244Z",
        "orgId": "23aa2041-22e1-471f-9209-9b7396fa234f",
        "shortName": "XEN"
      },
      "references": [
        {
          "url": "https://xenbits.xenproject.org/xsa/advisory-458.html"
        }
      ],
      "title": "double unlock in x86 guest IRQ handling",
      "workarounds": [
        {
          "lang": "en",
          "value": "Not passing through multi-vector MSI capable devices to x86 guests will\navoid the vulnerability.\n"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "23aa2041-22e1-471f-9209-9b7396fa234f",
    "assignerShortName": "XEN",
    "cveId": "CVE-2024-31143",
    "datePublished": "2024-07-18T13:31:31.244Z",
    "dateReserved": "2024-03-28T18:14:12.892Z",
    "dateUpdated": "2024-09-13T17:04:37.447Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-31143\",\"sourceIdentifier\":\"security@xen.org\",\"published\":\"2024-07-18T14:15:04.673\",\"lastModified\":\"2024-08-21T14:35:09.100\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An optional feature of PCI MSI called \\\"Multiple Message\\\" allows a\\ndevice to use multiple consecutive interrupt vectors.  Unlike for MSI-X,\\nthe setting up of these consecutive vectors needs to happen all in one\\ngo.  In this handling an error path could be taken in different\\nsituations, with or without a particular lock held.  This error path\\nwrongly releases the lock even when it is not currently held.\\n\"},{\"lang\":\"es\",\"value\":\"Una caracter\u00edstica opcional de PCI MSI llamada \\\"Mensaje m\u00faltiple\\\" permite que un dispositivo utilice m\u00faltiples vectores de interrupci\u00f3n consecutivos. A diferencia de MSI-X, la configuraci\u00f3n de estos vectores consecutivos debe realizarse de una sola vez. En este manejo se podr\u00eda tomar una ruta de error en diferentes situaciones, con o sin un bloqueo particular mantenido. Esta ruta de error libera incorrectamente el bloqueo incluso cuando no est\u00e1 retenido actualmente.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.6,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-832\"}]}],\"references\":[{\"url\":\"https://xenbits.xenproject.org/xsa/advisory-458.html\",\"source\":\"security@xen.org\"}]}}"
  }
}