ghsa-vrf7-6p2g-pr3x
Vulnerability from github
Published
2022-05-17 00:27
Modified
2022-05-17 00:27
Details

The vCPU context-switch implementation in Xen through 4.8.x improperly interacts with the Memory Protection Extensions (MPX) and Protection Key (PKU) features, which makes it easier for guest OS users to defeat ASLR and other protection mechanisms, aka XSA-220.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2017-10916"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-07-05T01:29:00Z",
    "severity": "HIGH"
  },
  "details": "The vCPU context-switch implementation in Xen through 4.8.x improperly interacts with the Memory Protection Extensions (MPX) and Protection Key (PKU) features, which makes it easier for guest OS users to defeat ASLR and other protection mechanisms, aka XSA-220.",
  "id": "GHSA-vrf7-6p2g-pr3x",
  "modified": "2022-05-17T00:27:16Z",
  "published": "2022-05-17T00:27:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-10916"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201708-03"
    },
    {
      "type": "WEB",
      "url": "https://xenbits.xen.org/xsa/advisory-220.html"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2017/dsa-3969"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/99167"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1038730"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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