{
  "schema_version": "1.4.0",
  "id": "GHSA-gf86-2wqg-v74w",
  "modified": "2022-05-13T01:42:01Z",
  "published": "2022-05-13T01:42:01Z",
  "aliases": [
    "CVE-2017-10921"
  ],
  "details": "The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAP_device_map and GNTMAP_host_map mapping, which allows guest OS users to cause a denial of service (count mismanagement and memory corruption) or obtain privileged host OS access, aka XSA-224 bug 2.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-10921"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201708-03"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201710-17"
    },
    {
      "type": "WEB",
      "url": "https://xenbits.xen.org/xsa/advisory-224.html"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2017/dsa-3969"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1038734"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119"
    ],
    "severity": "CRITICAL",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-07-05T01:29:00Z"
  }
}