gsd-2016-7466
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
Memory leak in the usb_xhci_exit function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator), when the xhci uses msix, allows local guest OS administrators to cause a denial of service (memory consumption and possibly QEMU process crash) by repeatedly unplugging a USB device.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2016-7466",
    "description": "Memory leak in the usb_xhci_exit function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator), when the xhci uses msix, allows local guest OS administrators to cause a denial of service (memory consumption and possibly QEMU process crash) by repeatedly unplugging a USB device.",
    "id": "GSD-2016-7466",
    "references": [
      "https://www.suse.com/security/cve/CVE-2016-7466.html",
      "https://access.redhat.com/errata/RHSA-2017:2408",
      "https://access.redhat.com/errata/RHSA-2017:2392",
      "https://ubuntu.com/security/CVE-2016-7466"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2016-7466"
      ],
      "details": "Memory leak in the usb_xhci_exit function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator), when the xhci uses msix, allows local guest OS administrators to cause a denial of service (memory consumption and possibly QEMU process crash) by repeatedly unplugging a USB device.",
      "id": "GSD-2016-7466",
      "modified": "2023-12-13T01:21:20.426581Z",
      "schema_version": "1.4.0"
    }
  },
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        "STATE": "PUBLIC"
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                  {
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          }
        ]
      },
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              }
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          },
          {
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            "url": "https://security.gentoo.org/glsa/201611-11"
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          },
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          }
        ]
      }
    },
    "nvd.nist.gov": {
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            ],
            "cpe_match": [],
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      "cve": {
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            }
          ]
        },
        "problemtype": {
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                }
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        },
        "references": {
          "reference_data": [
            {
              "name": "[qemu-devel] 20160913 [PATCH v2] usb:xhci:fix memory leak in usb_xhci_exit",
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            {
              "name": "[oss-security] 20160920 Re: CVE Request Qemu: usb: xhci memory leakage during device unplug",
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 1.9,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 3.4,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.0,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.5,
          "impactScore": 4.0
        }
      },
      "lastModifiedDate": "2023-02-12T23:25Z",
      "publishedDate": "2016-12-10T00:59Z"
    }
  }
}


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