{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-31143",
        "assignerOrgId": "23aa2041-22e1-471f-9209-9b7396fa234f",
        "state": "PUBLISHED",
        "assignerShortName": "XEN",
        "dateReserved": "2024-03-28T18:14:12.892Z",
        "datePublished": "2024-07-18T13:31:31.244Z",
        "dateUpdated": "2024-09-13T17:04:37.447Z"
    },
    "containers": {
        "cna": {
            "title": "double unlock in x86 guest IRQ handling",
            "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"
                        }
                    ]
                }
            ],
            "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"
                }
            ],
            "workarounds": [
                {
                    "lang": "en",
                    "value": "Not passing through multi-vector MSI capable devices to x86 guests will\navoid the vulnerability.\n"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "This issue was discovered by Jan Beulich of SUSE.\n"
                }
            ],
            "references": [
                {
                    "url": "https://xenbits.xenproject.org/xsa/advisory-458.html"
                }
            ],
            "providerMetadata": {
                "orgId": "23aa2041-22e1-471f-9209-9b7396fa234f",
                "shortName": "XEN",
                "dateUpdated": "2024-07-18T13:31:31.244Z"
            }
        },
        "adp": [
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://xenbits.xenproject.org/xsa/advisory-458.html",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "http://www.openwall.com/lists/oss-security/2024/07/16/3"
                    }
                ],
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-09-13T17:04:37.447Z"
                }
            },
            {
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-832",
                                "lang": "en",
                                "description": "CWE-832 Unlock of a Resource that is not Locked"
                            }
                        ]
                    }
                ],
                "affected": [
                    {
                        "vendor": "xen",
                        "product": "xen",
                        "cpes": [
                            "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*"
                        ],
                        "defaultStatus": "unknown",
                        "versions": [
                            {
                                "version": "4.4",
                                "status": "affected",
                                "lessThan": "4.16",
                                "versionType": "custom"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 7.5,
                            "attackVector": "NETWORK",
                            "baseSeverity": "HIGH",
                            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
                            "integrityImpact": "HIGH",
                            "userInteraction": "NONE",
                            "attackComplexity": "HIGH",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "LOW",
                            "confidentialityImpact": "HIGH"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-08-21T13:31:44.467773Z",
                                "id": "CVE-2024-31143",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-08-21T13:39:34.427Z"
                }
            }
        ]
    }
}