gsd-2010-0309
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.
Aliases
Aliases
CVE-2010-0309


To clipboard 

{
  "GSD": {
    "alias": "CVE-2010-0309",
    "description": "The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.",
    "id": "GSD-2010-0309",
    "references": [
      "https://www.suse.com/security/cve/CVE-2010-0309.html",
      "https://www.debian.org/security/2010/dsa-2010",
      "https://www.debian.org/security/2010/dsa-1996",
      "https://access.redhat.com/errata/RHSA-2010:0095",
      "https://access.redhat.com/errata/RHSA-2010:0088",
      "https://linux.oracle.com/cve/CVE-2010-0309.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2010-0309"
      ],
      "details": "The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.",
      "id": "GSD-2010-0309",
      "modified": "2023-12-13T01:21:29.513063Z",
      "schema_version": "1.4.0"
    }
  },
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    },
    "nvd.nist.gov": {
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                "vulnerable": true
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            }
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        },
        "problemtype": {
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                  "value": "CWE-16"
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        },
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          "reference_data": [
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              "name": "[oss-security] 20100202 CVE request - kvm: cat /dev/port in the guest can cause host DoS",
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            },
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      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 6.8,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2023-02-13T04:15Z",
      "publishedDate": "2010-02-12T19:30Z"
    }
  }
}


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