Vulnerability-Lookup

CNVD-2015-07527

Vulnerability from cnvd - Published: 2015-11-13

Title

QEMU hw/virtio/virtio.c拒绝服务漏洞

Description

QEMU是一款开源模拟器软件。 QEMU启用了virtio-net支持后，hw/virtio/virtio.c处理中存在安全漏洞，可使远程攻击者耗尽客户端网络资源，导致拒绝服务。

Severity

中

Patch Name

QEMU hw/virtio/virtio.c拒绝服务漏洞的补丁

Patch Description

QEMU是一款开源模拟器软件。 QEMU启用了virtio-net支持后，hw/virtio/virtio.c处理中存在安全漏洞，可使远程攻击者耗尽客户端网络资源，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://lists.fedoraproject.org/pipermail/package-announce/2015-October/169624.html

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.html https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-7295

Impacted products

Name
QEMU QEMU

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-7295"
    }
  },
  "description": "QEMU\u662f\u4e00\u6b3e\u5f00\u6e90\u6a21\u62df\u5668\u8f6f\u4ef6\u3002\r\n\r\nQEMU\u542f\u7528\u4e86virtio-net\u652f\u6301\u540e\uff0chw/virtio/virtio.c\u5904\u7406\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u53ef\u4f7f\u8fdc\u7a0b\u653b\u51fb\u8005\u8017\u5c3d\u5ba2\u6237\u7aef\u7f51\u7edc\u8d44\u6e90\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "QEMU",
  "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://lists.fedoraproject.org/pipermail/package-announce/2015-October/169624.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-07527",
  "openTime": "2015-11-13",
  "patchDescription": "QEMU\u662f\u4e00\u6b3e\u5f00\u6e90\u6a21\u62df\u5668\u8f6f\u4ef6\u3002\r\n\r\nQEMU\u542f\u7528\u4e86virtio-net\u652f\u6301\u540e\uff0chw/virtio/virtio.c\u5904\u7406\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u53ef\u4f7f\u8fdc\u7a0b\u653b\u51fb\u8005\u8017\u5c3d\u5ba2\u6237\u7aef\u7f51\u7edc\u8d44\u6e90\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",
  "patchName": "QEMU hw/virtio/virtio.c\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "QEMU QEMU"
  },
  "referenceLink": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.html\r\nhttps://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-7295",
  "serverity": "\u4e2d",
  "submitTime": "2015-11-12",
  "title": "QEMU hw/virtio/virtio.c\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2015-7295 (GCVE-0-2015-7295)

Vulnerability from cvelistv5 – Published: 2015-11-09 16:00 – Updated: 2024-08-06 07:43

Summary

hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are not supported, allows remote attackers to cause a denial of service (guest network consumption) via a flood of jumbo frames on the (1) tuntap or (2) macvtap interface.

Severity

No CVSS data available.

CWE

Assigner

redhat redhat root

References

10 references

URL	Tags
http://www.openwall.com/lists/oss-security/2015/09/18/9	mailing-listx_refsource_MLIST
http://www.securityfocus.com/bid/82672	vdb-entryx_refsource_BID
http://www.openwall.com/lists/oss-security/2015/09/18/5	mailing-listx_refsource_MLIST
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
http://www.debian.org/security/2016/dsa-3469	vendor-advisoryx_refsource_DEBIAN
http://www.debian.org/security/2016/dsa-3470	vendor-advisoryx_refsource_DEBIAN
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
http://www.debian.org/security/2016/dsa-3471	vendor-advisoryx_refsource_DEBIAN
https://security.gentoo.org/glsa/201602-01	vendor-advisoryx_refsource_GENTOO

Date Public

2015-09-18 00:00

Show details on NVD website

JSON

To clipboard

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            "name": "DSA-3469",
            "tags": [
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              "x_transferred"
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            "name": "GLSA-201602-01",
            "tags": [
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        }
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          ],
          "url": "http://www.openwall.com/lists/oss-security/2015/09/18/9"
        },
        {
          "name": "82672",
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            "x_refsource_FEDORA"
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          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.html"
        },
        {
          "name": "DSA-3469",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2016/dsa-3469"
        },
        {
          "name": "DSA-3470",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2016/dsa-3470"
        },
        {
          "name": "FEDORA-2015-fca1900745",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169767.html"
        },
        {
          "name": "DSA-3471",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2016/dsa-3471"
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    "state": "PUBLISHED"
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
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CNVD-2015-07527

CVE-2015-7295 (GCVE-0-2015-7295)

Tags

Sightings

Nomenclature

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