CVE-2012-5512

Status: ModifiedLow (3.2)—

Array index error in the HVMOP_set_mem_access handler in Xen 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) or obtain sensitive information via unspecified vectors.

CVSS

Version: 2.0
Vector: AV:L/AC:L/Au:S/C:P/I:N/A:P
Base score: 3.2

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.41%
Percentile among all scored CVEs: 33
Score date: 10/7/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Citrix — Xenserver

CWEs

CWE-16

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2012-5512",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.2,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:S/C:P/I:N/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.1,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
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    }
  ],
  "published": "2012-12-13T11:53:48.400",
  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html",
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      "url": "http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html",
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    {
      "url": "http://secunia.com/advisories/51397",
      "tags": [
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    },
    {
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      "url": "http://secunia.com/advisories/51487",
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    {
      "url": "http://secunia.com/advisories/55082",
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    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-201309-24.xml",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://support.citrix.com/article/CTX135777",
      "tags": [
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      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/12/03/7",
      "source": "secalert@redhat.com"
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    {
      "url": "http://www.osvdb.org/88132",
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    },
    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-201309-24.xml",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.osvdb.org/88132",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/56799",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80481",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-16"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Array index error in the HVMOP_set_mem_access handler in Xen 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) or obtain sensitive information via unspecified vectors."
    },
    {
      "lang": "es",
      "value": "Un error índice de matriz en el controlador de HVMOP_set_mem_access en Xen v4.1 permite causar una denegación de servicio (caída del S.O.) u obtener información sensible a los administradores de sistemas operativos invitados en el HVM local a través de vectores no especificados."
    }
  ],
  "lastModified": "2026-06-16T23:46:55.143",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:citrix:xenserver:4.1.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5C8A5E02-029D-426E-BC1D-F4D080A3D0FC"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}