github - ghsa-7xx2-fw34-h693

ghsa-7xx2-fw34-h693

Vulnerability from github

Published

2022-05-14 01:39

Modified

2022-05-14 01:39

Severity ?

8.8 (High) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Details

An issue was discovered in Xen 4.9.x through 4.11.x, on Intel x86 platforms, allowing x86 HVM and PVH guests to cause a host OS denial of service (NULL pointer dereference) or possibly have unspecified other impact because nested VT-x is not properly restricted.

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2018-18883"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-11-01T00:29:00Z",
    "severity": "HIGH"
  },
  "details": "An issue was discovered in Xen 4.9.x through 4.11.x, on Intel x86 platforms, allowing x86 HVM and PVH guests to cause a host OS denial of service (NULL pointer dereference) or possibly have unspecified other impact because nested VT-x is not properly restricted.",
  "id": "GHSA-7xx2-fw34-h693",
  "modified": "2022-05-14T01:39:15Z",
  "published": "2022-05-14T01:39:15Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-18883"
    },
    {
      "type": "WEB",
      "url": "https://xenbits.xen.org/xsa/advisory-278.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/105817"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1042021"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2018-18883

Vulnerability from cvelistv5

Published

2018-11-01 00:00

Modified

2024-08-05 11:23

Severity ?

Summary

References

▼	URL	Tags
	https://xenbits.xen.org/xsa/advisory-278.html	x_refsource_MISC
	http://www.securitytracker.com/id/1042021	vdb-entry, x_refsource_SECTRACK
	http://www.securityfocus.com/bid/105817	vdb-entry, x_refsource_BID

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T11:23:08.479Z",
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        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://xenbits.xen.org/xsa/advisory-278.html"
          },
          {
            "name": "1042021",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1042021"
          },
          {
            "name": "105817",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/105817"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2018-10-31T00:00:00",
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        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-11-06T10:57:01",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
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          ],
          "url": "https://xenbits.xen.org/xsa/advisory-278.html"
        },
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          "tags": [
            "vdb-entry",
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          ],
          "url": "http://www.securitytracker.com/id/1042021"
        },
        {
          "name": "105817",
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            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/105817"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-18883",
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        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
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                      "product_name": "n/a",
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                          {
                            "version_value": "n/a"
                          }
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                      }
                    }
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                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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        "problemtype": {
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        "references": {
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            },
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              "refsource": "SECTRACK",
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            },
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              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/105817"
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  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2018-18883",
    "datePublished": "2018-11-01T00:00:00",
    "dateReserved": "2018-10-31T00:00:00",
    "dateUpdated": "2024-08-05T11:23:08.479Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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