GSD-2010-0306

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
The x86 emulator in KVM 83, when a guest is configured for Symmetric Multiprocessing (SMP), does not use the Current Privilege Level (CPL) and I/O Privilege Level (IOPL) to restrict instruction execution, which allows guest OS users to cause a denial of service (guest OS crash) or gain privileges on the guest OS by leveraging access to a (1) IO port or (2) MMIO region, and replacing an instruction in between emulator entry and instruction fetch, a related issue to CVE-2010-0298.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2010-0306",
    "description": "The x86 emulator in KVM 83, when a guest is configured for Symmetric Multiprocessing (SMP), does not use the Current Privilege Level (CPL) and I/O Privilege Level (IOPL) to restrict instruction execution, which allows guest OS users to cause a denial of service (guest OS crash) or gain privileges on the guest OS by leveraging access to a (1) IO port or (2) MMIO region, and replacing an instruction in between emulator entry and instruction fetch, a related issue to CVE-2010-0298.",
    "id": "GSD-2010-0306",
    "references": [
      "https://www.suse.com/security/cve/CVE-2010-0306.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-2010-0306.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2010-0306"
      ],
      "details": "The x86 emulator in KVM 83, when a guest is configured for Symmetric Multiprocessing (SMP), does not use the Current Privilege Level (CPL) and I/O Privilege Level (IOPL) to restrict instruction execution, which allows guest OS users to cause a denial of service (guest OS crash) or gain privileges on the guest OS by leveraging access to a (1) IO port or (2) MMIO region, and replacing an instruction in between emulator entry and instruction fetch, a related issue to CVE-2010-0298.",
      "id": "GSD-2010-0306",
      "modified": "2023-12-13T01:21:28.707867Z",
      "schema_version": "1.4.0"
    }
  },
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      },
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    },
    "nvd.nist.gov": {
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        "nodes": [
          {
            "children": [],
            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:a:kvm_qumranet:kvm:83:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
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        "description": {
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            }
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      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "LOCAL",
            "authentication": "SINGLE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.1,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:L/AC:M/Au:S/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 2.7,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        }
      },
      "lastModifiedDate": "2017-09-19T01:30Z",
      "publishedDate": "2010-02-12T19:30Z"
    }
  }
}



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