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CVE-2005-1400

Status: ModifiedMedium (4.6)—

The i386_get_ldt system call in FreeBSD 4.7 to 4.11 and 5.x to 5.4 allows local users to access sensitive kernel memory via arguments with negative or very large values.

CVSS

Exploitation probability (EPSS)

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)

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2005-1400",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2005-05-06T04:00:00.000",
  "references": [
    {
      "url": "ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:07.ldt.asc",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:07.ldt.asc",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The i386_get_ldt system call in FreeBSD 4.7 to 4.11 and 5.x to 5.4 allows local users to access sensitive kernel memory via arguments with negative or very large values."
    }
  ],
  "lastModified": "2026-06-16T22:12:58.770",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:4.7:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B86C77AB-B8FF-4376-9B4E-C88417396F3D"
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:4.8:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "441BE3A0-20F4-4972-B279-19B3DB5FA14D"
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:4.9:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "00EAEA17-033A-4A50-8E39-D61154876D2F"
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:4.10:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9FFD9D1C-A459-47AD-BC62-15631417A32F"
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:4.11:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "582B9BF3-5BF1-44A3-A580-62F2D44FDD34"
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:5.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4EE93350-92E6-4F5C-A14C-9993CFFDBCD4"
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:5.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DD7C441E-444B-4DF5-8491-86805C70FB99"
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:5.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D8A80E6A-6502-4A33-83BA-7DCC606D79AA"
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:5.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AD85B1ED-1473-4C22-9E1E-53F07CF517E9"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}