{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2021-28039",
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "assignerShortName": "mitre",
        "dateUpdated": "2024-08-03T21:33:17.404Z",
        "dateReserved": "2021-03-05T00:00:00",
        "datePublished": "2021-03-05T00:00:00"
    },
    "containers": {
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                "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
                "shortName": "mitre",
                "dateUpdated": "2024-03-25T00:40:08.481031"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "An issue was discovered in the Linux kernel 5.9.x through 5.11.3, as used with Xen. In some less-common configurations, an x86 PV guest OS user can crash a Dom0 or driver domain via a large amount of I/O activity. The issue relates to misuse of guest physical addresses when a configuration has CONFIG_XEN_UNPOPULATED_ALLOC but not CONFIG_XEN_BALLOON_MEMORY_HOTPLUG."
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "n/a",
                    "versions": [
                        {
                            "version": "n/a",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "http://xenbits.xen.org/xsa/advisory-369.html"
                },
                {
                    "name": "[oss-security] 20210305 Xen Security Advisory 369 v2 (CVE-2021-28039) - Linux: special config may crash when trying to map foreign pages",
                    "tags": [
                        "mailing-list"
                    ],
                    "url": "http://www.openwall.com/lists/oss-security/2021/03/05/2"
                },
                {
                    "url": "https://security.netapp.com/advisory/ntap-20210409-0001/"
                },
                {
                    "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=882213990d32fd224340a4533f6318dd152be4b2"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "text",
                            "lang": "en",
                            "description": "n/a"
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                    ]
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-03T21:33:17.404Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "http://xenbits.xen.org/xsa/advisory-369.html",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "name": "[oss-security] 20210305 Xen Security Advisory 369 v2 (CVE-2021-28039) - Linux: special config may crash when trying to map foreign pages",
                        "tags": [
                            "mailing-list",
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                        ],
                        "url": "http://www.openwall.com/lists/oss-security/2021/03/05/2"
                    },
                    {
                        "url": "https://security.netapp.com/advisory/ntap-20210409-0001/",
                        "tags": [
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                    {
                        "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=882213990d32fd224340a4533f6318dd152be4b2",
                        "tags": [
                            "x_transferred"
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            }
        ]
    }
}