{
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    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2019-3887",
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "assignerShortName": "redhat",
        "dateUpdated": "2024-08-04T19:19:18.713Z",
        "dateReserved": "2019-01-03T00:00:00",
        "datePublished": "2019-04-09T00:00:00"
    },
    "containers": {
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                "shortName": "redhat",
                "dateUpdated": "2022-10-07T00:00:00"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A flaw was found in the way KVM hypervisor handled x2APIC Machine Specific Rregister (MSR) access with nested(=1) virtualization enabled. In that, L1 guest could access L0's APIC register values via L2 guest, when 'virtualize x2APIC mode' is enabled. A guest could use this flaw to potentially crash the host kernel resulting in DoS issue. Kernel versions from 4.16 and newer are vulnerable to this issue."
                }
            ],
            "affected": [
                {
                    "vendor": "The Linux Foundation",
                    "product": "Kernel",
                    "versions": [
                        {
                            "version": "from 4.16",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "name": "107850",
                    "tags": [
                        "vdb-entry"
                    ],
                    "url": "http://www.securityfocus.com/bid/107850"
                },
                {
                    "name": "FEDORA-2019-94dc902948",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IWPOIII2L73HV5PGXSGMRMKQIK47UIYE/"
                },
                {
                    "name": "USN-3980-1",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://usn.ubuntu.com/3980-1/"
                },
                {
                    "name": "USN-3979-1",
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                    "url": "https://usn.ubuntu.com/3979-1/"
                },
                {
                    "name": "USN-3980-2",
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                    "url": "https://usn.ubuntu.com/3980-2/"
                },
                {
                    "name": "RHSA-2019:2703",
                    "tags": [
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                    ],
                    "url": "https://access.redhat.com/errata/RHSA-2019:2703"
                },
                {
                    "name": "RHSA-2019:2741",
                    "tags": [
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                    ],
                    "url": "https://access.redhat.com/errata/RHSA-2019:2741"
                },
                {
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3887"
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            ],
            "metrics": [
                {
                    "cvssV3_0": {
                        "version": "3.0",
                        "vectorString": "CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:H",
                        "attackVector": "LOCAL",
                        "attackComplexity": "HIGH",
                        "privilegesRequired": "HIGH",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "LOW",
                        "integrityImpact": "LOW",
                        "availabilityImpact": "HIGH",
                        "baseScore": 6.7,
                        "baseSeverity": "MEDIUM"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "lang": "en",
                            "description": "CWE-863",
                            "cweId": "CWE-863"
                        }
                    ]
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        "adp": [
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                    "shortName": "CVE",
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                },
                "title": "CVE Program Container",
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                    },
                    {
                        "name": "USN-3980-1",
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                    {
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                    },
                    {
                        "name": "USN-3980-2",
                        "tags": [
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                            "x_transferred"
                        ],
                        "url": "https://usn.ubuntu.com/3980-2/"
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                        "name": "RHSA-2019:2703",
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                        "tags": [
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}