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CVE-2004-0565

Estado: ModificadaBaja (2.1)—

Floating point information leak in the context switch code for Linux 2.4.x only checks the MFH bit but does not verify the FPH owner, which allows local users to read register values of other processes by setting the MFH bit.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (6)

Gentoo — LinuxLinux — Linux KernelMandrakesoft — Mandrake LinuxMandrakesoft — Mandrake Linux Corporate ServerMandrakesoft — Mandrake Multi Network FirewallTrustix — Secure Linux

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2004-0565",
  "cveTags": [],
  "metrics": {
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        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
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      "source": "cve@mitre.org",
      "affectedData": [
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          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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        }
      ]
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  ],
  "published": "2004-12-06T05:00:00.000",
  "references": [
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  "vulnStatus": "Modified",
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          "value": "NVD-CWE-Other"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Floating point information leak in the context switch code for Linux 2.4.x only checks the MFH bit but does not verify the FPH owner, which allows local users to read register values of other processes by setting the MFH bit."
    },
    {
      "lang": "es",
      "value": "Fuga de información de punto flotante en el código de cambio de contexto de Linux 2.4.x sólo comprueba el bit MFH pero no verifica el propietario de FPH, lo que permite a usuarios locales leer valores de registros de otros procesos estableciendo el bit MFH."
    }
  ],
  "lastModified": "2026-06-16T22:05:53.297",
  "configurations": [
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