gsd-2015-2666
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
Stack-based buffer overflow in the get_matching_model_microcode function in arch/x86/kernel/cpu/microcode/intel_early.c in the Linux kernel before 4.0 allows context-dependent attackers to gain privileges by constructing a crafted microcode header and leveraging root privileges for write access to the initrd.
Aliases
Aliases
CVE-2015-2666


To clipboard 

{
  "GSD": {
    "alias": "CVE-2015-2666",
    "description": "Stack-based buffer overflow in the get_matching_model_microcode function in arch/x86/kernel/cpu/microcode/intel_early.c in the Linux kernel before 4.0 allows context-dependent attackers to gain privileges by constructing a crafted microcode header and leveraging root privileges for write access to the initrd.",
    "id": "GSD-2015-2666",
    "references": [
      "https://www.suse.com/security/cve/CVE-2015-2666.html",
      "https://access.redhat.com/errata/RHSA-2015:1565",
      "https://access.redhat.com/errata/RHSA-2015:1534",
      "https://ubuntu.com/security/CVE-2015-2666",
      "https://linux.oracle.com/cve/CVE-2015-2666.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2015-2666"
      ],
      "details": "Stack-based buffer overflow in the get_matching_model_microcode function in arch/x86/kernel/cpu/microcode/intel_early.c in the Linux kernel before 4.0 allows context-dependent attackers to gain privileges by constructing a crafted microcode header and leveraging root privileges for write access to the initrd.",
      "id": "GSD-2015-2666",
      "modified": "2023-12-13T01:20:00.210591Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2015-2666",
        "STATE": "PUBLIC"
      },
      "affects": {
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          }
        ]
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            "name": "FEDORA-2015-4457",
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            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153329.html"
          },
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          {
            "name": "[oss-security] 20150320 Re: CVE Request: Linux kernel execution in the early microcode loader.",
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            "url": "http://www.openwall.com/lists/oss-security/2015/03/20/18"
          },
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            "refsource": "CONFIRM",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1204722"
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        ]
      }
    },
    "nvd.nist.gov": {
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            "value": "Stack-based buffer overflow in the get_matching_model_microcode function in arch/x86/kernel/cpu/microcode/intel_early.c in the Linux kernel before 4.0 allows context-dependent attackers to gain privileges by constructing a crafted microcode header and leveraging root privileges for write access to the initrd."
          },
          {
            "lang": "es",
            "value": "Desbordamiento de buffer basado en pila en la funci\u00f3n get_matching_model_microcode en arch/x86/kernel/cpu/microcode/intel_early.c en el kernel de Linux anterior a 4.0 permite a atacantes dependientes de contexto ganar privilegios mediante la construcci\u00f3n de una cabecera de microc\u00f3digo manipulada y el aprovechamiento de privilegios root para acceso de escritura al initrd."
          }
        ],
        "id": "CVE-2015-2666",
        "lastModified": "2024-03-14T19:59:23.823",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "LOCAL",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 6.9,
                "confidentialityImpact": "COMPLETE",
                "integrityImpact": "COMPLETE",
                "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 3.4,
              "impactScore": 10.0,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
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        },
        "published": "2015-05-27T10:59:04.813",
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  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
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