fkie_cve-2016-9932
Vulnerability from fkie_nvd
Published
2017-01-26 15:59
Modified
2025-04-20 01:37
Severity ?
3.3 (Low) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Summary
CMPXCHG8B emulation in Xen 3.3.x through 4.7.x on x86 systems allows local HVM guest OS users to obtain sensitive information from host stack memory via a "supposedly-ignored" operand size prefix.
References
cve@mitre.orghttp://www.debian.org/security/2017/dsa-3847
cve@mitre.orghttp://www.securityfocus.com/bid/94863Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.securitytracker.com/id/1037468Third Party Advisory, VDB Entry
cve@mitre.orghttp://xenbits.xen.org/xsa/advisory-200.htmlPatch, Vendor Advisory
cve@mitre.orghttps://security.gentoo.org/glsa/201612-56
cve@mitre.orghttps://support.citrix.com/article/CTX219378Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2017/dsa-3847
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/94863Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1037468Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/advisory-200.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201612-56
af854a3a-2127-422b-91ae-364da2661108https://support.citrix.com/article/CTX219378Vendor Advisory
Impacted products
Vendor Product Version
xen xen 3.3.0
xen xen 3.3.1
xen xen 3.3.2
xen xen 3.4.0
xen xen 3.4.1
xen xen 3.4.2
xen xen 3.4.3
xen xen 3.4.4
xen xen 4.0.0
xen xen 4.0.1
xen xen 4.0.2
xen xen 4.0.3
xen xen 4.0.4
xen xen 4.1.0
xen xen 4.1.1
xen xen 4.1.2
xen xen 4.1.3
xen xen 4.1.4
xen xen 4.1.5
xen xen 4.1.6
xen xen 4.1.6.1
xen xen 4.2.0
xen xen 4.2.1
xen xen 4.2.2
xen xen 4.2.3
xen xen 4.2.4
xen xen 4.2.5
xen xen 4.3.0
xen xen 4.3.1
xen xen 4.3.2
xen xen 4.3.3
xen xen 4.3.4
xen xen 4.4.0
xen xen 4.4.1
xen xen 4.4.2
xen xen 4.4.3
xen xen 4.4.4
xen xen 4.5.0
xen xen 4.5.1
xen xen 4.5.2
xen xen 4.5.3
xen xen 4.5.5
xen xen 4.6.0
xen xen 4.6.3
xen xen 4.7.0


To clipboard 

{
  "configurations": [
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          ],
          "negate": false,
          "operator": "OR"
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      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "CMPXCHG8B emulation in Xen 3.3.x through 4.7.x on x86 systems allows local HVM guest OS users to obtain sensitive information from host stack memory via a \"supposedly-ignored\" operand size prefix."
    },
    {
      "lang": "es",
      "value": "Emulaci\u00f3n CMPXCHG8B en Xen 3.3.x hasta la versi\u00f3n 4.7.x en sistemas x86 permite a usuarios locales HVM invitados del SO obtener informaci\u00f3n sensible de la memoria basada en pila del anfitri\u00f3n a trav\u00e9s de un prefijo de tama\u00f1o de operando \"supuestamente ignorado\"."
    }
  ],
  "id": "CVE-2016-9932",
  "lastModified": "2025-04-20T01:37:25.860",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.1,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 3.3,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-01-26T15:59:00.407",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2017/dsa-3847"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/94863"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1037468"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://xenbits.xen.org/xsa/advisory-200.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://security.gentoo.org/glsa/201612-56"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.citrix.com/article/CTX219378"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2017/dsa-3847"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/94863"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1037468"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://xenbits.xen.org/xsa/advisory-200.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://security.gentoo.org/glsa/201612-56"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.citrix.com/article/CTX219378"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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