gsd-2021-3930
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the 'page' argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition.
Aliases
Aliases
CVE-2021-3930


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-3930",
    "description": "An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the \u0027page\u0027 argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition.",
    "id": "GSD-2021-3930",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-3930.html",
      "https://access.redhat.com/errata/RHSA-2022:0081",
      "https://access.redhat.com/errata/RHSA-2021:5238",
      "https://access.redhat.com/errata/RHSA-2021:5065",
      "https://ubuntu.com/security/CVE-2021-3930",
      "https://security.archlinux.org/CVE-2021-3930",
      "https://linux.oracle.com/cve/CVE-2021-3930.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-3930"
      ],
      "details": "An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the \u0027page\u0027 argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition.",
      "id": "GSD-2021-3930",
      "modified": "2023-12-13T01:23:34.047466Z",
      "schema_version": "1.4.0"
    }
  },
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      },
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            {
              "product": {
                "product_data": [
                  {
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                    "version": {
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                        {
                          "version_value": "qemu-kvm 6.2.0-rc0"
                        }
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          }
        ]
      },
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          "ID": "CVE-2021-3930"
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            }
          ]
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 2.1,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.0,
          "impactScore": 4.0
        }
      },
      "lastModifiedDate": "2022-10-25T20:11Z",
      "publishedDate": "2022-02-18T18:15Z"
    }
  }
}


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