Vulnerability-Lookup

CNVD-2015-05146

Vulnerability from cnvd - Published: 2015-08-06

Title

Qemu内存错误引用漏洞

Description

QEMU是一款开源模拟器软件。支持IDE Emulation PCI PIIX3/4的Qemu向客户端I/O端口写入数据时，存在内存错误引用漏洞，客户端用户利用此漏洞可造成Qemu实例崩溃，导致拒绝服务。

Severity

中

Patch Name

Qemu内存错误引用漏洞的补丁

Patch Description

QEMU是一款开源模拟器软件。支持IDE Emulation PCI PIIX3/4的Qemu向客户端I/O端口写入数据时，存在内存错误引用漏洞，客户端用户利用此漏洞可造成Qemu实例崩溃，导致拒绝服务。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： http://fabrice.bellard.free.fr/qemu/ http://xenbits.xen.org/xsa/advisory-139.html http://xenbits.xen.org/xsa/advisory-140.html

Reference

https://bugzilla.redhat.com/show_bug.cgi?id=1248760

Impacted products

Name
QEMU QEMU

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-5166"
    }
  },
  "description": "QEMU\u662f\u4e00\u6b3e\u5f00\u6e90\u6a21\u62df\u5668\u8f6f\u4ef6\u3002\r\n\r\n\u652f\u6301IDE Emulation PCI PIIX3/4\u7684Qemu\u5411\u5ba2\u6237\u7aefI/O\u7aef\u53e3\u5199\u5165\u6570\u636e\u65f6\uff0c\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff0c\u5ba2\u6237\u7aef\u7528\u6237\u5229\u7528\u6b64\u6f0f\u6d1e\u53ef\u9020\u6210Qemu\u5b9e\u4f8b\u5d29\u6e83\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Donghai Zhu",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttp://fabrice.bellard.free.fr/qemu/\r\nhttp://xenbits.xen.org/xsa/advisory-139.html\r\nhttp://xenbits.xen.org/xsa/advisory-140.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-05146",
  "openTime": "2015-08-06",
  "patchDescription": "QEMU\u662f\u4e00\u6b3e\u5f00\u6e90\u6a21\u62df\u5668\u8f6f\u4ef6\u3002\u652f\u6301IDE Emulation PCI PIIX3/4\u7684Qemu\u5411\u5ba2\u6237\u7aefI/O\u7aef\u53e3\u5199\u5165\u6570\u636e\u65f6\uff0c\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff0c\u5ba2\u6237\u7aef\u7528\u6237\u5229\u7528\u6b64\u6f0f\u6d1e\u53ef\u9020\u6210Qemu\u5b9e\u4f8b\u5d29\u6e83\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Qemu\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "QEMU QEMU"
  },
  "referenceLink": "https://bugzilla.redhat.com/show_bug.cgi?id=1248760",
  "serverity": "\u4e2d",
  "submitTime": "2015-08-05",
  "title": "Qemu\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2015-5166 (GCVE-0-2015-5166)

Vulnerability from cvelistv5 – Published: 2015-08-12 14:00 – Updated: 2024-08-06 06:41

Summary

Use-after-free vulnerability in QEMU in Xen 4.5.x and earlier does not completely unplug emulated block devices, which allows local HVM guest users to gain privileges by unplugging a block device twice.

Severity

No CVSS data available.

CWE

Assigner

redhat CNA under the redhat root

CNA scorecard B 81/100 over 995 records in the last 180 days details

References

6 references

URL	Tags
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
http://www.securityfocus.com/bid/76152	vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1033175	vdb-entryx_refsource_SECTRACK
http://xenbits.xen.org/xsa/advisory-139.html	x_refsource_CONFIRM

Date Public

2015-08-03 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T06:41:07.558Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "FEDORA-2015-15944",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167820.html"
          },
          {
            "name": "FEDORA-2015-14361",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165373.html"
          },
          {
            "name": "FEDORA-2015-15946",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167792.html"
          },
          {
            "name": "76152",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/76152"
          },
          {
            "name": "1033175",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1033175"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://xenbits.xen.org/xsa/advisory-139.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2015-08-03T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Use-after-free vulnerability in QEMU in Xen 4.5.x and earlier does not completely unplug emulated block devices, which allows local HVM guest users to gain privileges by unplugging a block device twice."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2016-12-20T16:57:01.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "FEDORA-2015-15944",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167820.html"
        },
        {
          "name": "FEDORA-2015-14361",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165373.html"
        },
        {
          "name": "FEDORA-2015-15946",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167792.html"
        },
        {
          "name": "76152",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/76152"
        },
        {
          "name": "1033175",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1033175"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://xenbits.xen.org/xsa/advisory-139.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2015-5166",
    "datePublished": "2015-08-12T14:00:00.000Z",
    "dateReserved": "2015-07-01T00:00:00.000Z",
    "dateUpdated": "2024-08-06T06:41:07.558Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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