gsd-2016-6490
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a zero length for the descriptor buffer.
Aliases
Aliases
CVE-2016-6490


To clipboard 

{
  "GSD": {
    "alias": "CVE-2016-6490",
    "description": "The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a zero length for the descriptor buffer.",
    "id": "GSD-2016-6490",
    "references": [
      "https://www.suse.com/security/cve/CVE-2016-6490.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2016-6490"
      ],
      "details": "The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a zero length for the descriptor buffer.",
      "id": "GSD-2016-6490",
      "modified": "2023-12-13T01:21:23.488016Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2016-6490",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "n/a"
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          }
        ]
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      "references": {
        "reference_data": [
          {
            "name": "https://security.gentoo.org/glsa/201609-01",
            "refsource": "MISC",
            "url": "https://security.gentoo.org/glsa/201609-01"
          },
          {
            "name": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1e7aed70144b4673fc26e73062064b6724795e5f",
            "refsource": "MISC",
            "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1e7aed70144b4673fc26e73062064b6724795e5f"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2016/07/28/4",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2016/07/28/4"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2016/07/28/9",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2016/07/28/9"
          },
          {
            "name": "https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.html",
            "refsource": "MISC",
            "url": "https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.html"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
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        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:qemu:qemu:2.7.0:rc0:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.6.2",
                "vulnerable": true
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        "description": {
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              "value": "The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a zero length for the descriptor buffer."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
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                  "value": "CWE-120"
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        },
        "references": {
          "reference_data": [
            {
              "name": "[oss-security] 20160728 Re: CVE Request Qemu: virtio: infinite loop in virtqueue_pop",
              "refsource": "MLIST",
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              "url": "http://www.openwall.com/lists/oss-security/2016/07/28/9"
            },
            {
              "name": "[oss-security] 20160728 CVE Request Qemu: virtio: infinite loop in virtqueue_pop",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://www.openwall.com/lists/oss-security/2016/07/28/4"
            },
            {
              "name": "[qemu-devel] 20160726 [PATCH] virtio: check vring descriptor buffer length",
              "refsource": "MLIST",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.html"
            },
            {
              "name": "GLSA-201609-01",
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              "url": "https://security.gentoo.org/glsa/201609-01"
            },
            {
              "name": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1e7aed70144b4673fc26e73062064b6724795e5f",
              "refsource": "MISC",
              "tags": [],
              "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1e7aed70144b4673fc26e73062064b6724795e5f"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "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": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 0.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-02-13T04:50Z",
      "publishedDate": "2016-12-10T00:59Z"
    }
  }
}


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