Vulnerability-Lookup

CNVD-2015-06502

Vulnerability from cnvd - Published: 2015-10-15

Title

QEMU拒绝服务漏洞（CNVD-2015-06502）

Description

QEMU是法国程序员法布里斯-贝拉（Fabrice Bellard）所研发的一套模拟处理器软件。使用e1000 NIC emulation支持的QEMU仿真器中存在安全漏洞，攻击者可利用该漏洞造成拒绝服务（无限循环）。

Severity

中

Patch Name

QEMU拒绝服务漏洞（CNVD-2015-06502）的补丁

Patch Description

QEMU是法国程序员法布里斯-贝拉（Fabrice Bellard）所研发的一套模拟处理器软件。使用e1000 NIC emulation支持的QEMU仿真器中存在安全漏洞，攻击者可利用该漏洞造成拒绝服务（无限循环）。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： https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html

Reference

https://advisories.mageia.org/MGASA-2015-0369.html

Impacted products

Name
QEMU QEMU

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-6815"
    }
  },
  "description": "QEMU\u662f\u6cd5\u56fd\u7a0b\u5e8f\u5458\u6cd5\u5e03\u91cc\u65af-\u8d1d\u62c9\uff08Fabrice Bellard\uff09\u6240\u7814\u53d1\u7684\u4e00\u5957\u6a21\u62df\u5904\u7406\u5668\u8f6f\u4ef6\u3002\r\n\r\n\u4f7f\u7528e1000 NIC emulation\u652f\u6301\u7684QEMU\u4eff\u771f\u5668\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65e0\u9650\u5faa\u73af\uff09\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\nhttps://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-06502",
  "openTime": "2015-10-15",
  "patchDescription": "QEMU\u662f\u6cd5\u56fd\u7a0b\u5e8f\u5458\u6cd5\u5e03\u91cc\u65af-\u8d1d\u62c9\uff08Fabrice Bellard\uff09\u6240\u7814\u53d1\u7684\u4e00\u5957\u6a21\u62df\u5904\u7406\u5668\u8f6f\u4ef6\u3002\u4f7f\u7528e1000 NIC emulation\u652f\u6301\u7684QEMU\u4eff\u771f\u5668\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65e0\u9650\u5faa\u73af\uff09\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\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2015-06502\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "QEMU QEMU"
  },
  "referenceLink": "https://advisories.mageia.org/MGASA-2015-0369.html",
  "serverity": "\u4e2d",
  "submitTime": "2015-10-08",
  "title": "QEMU\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2015-06502\uff09"
}

CVE-2015-6815 (GCVE-0-2015-6815)

Vulnerability from cvelistv5 – Published: 2020-01-31 21:38 – Updated: 2024-08-06 07:29

Summary

The process_tx_desc function in hw/net/e1000.c in QEMU before 2.4.0.1 does not properly process transmit descriptor data when sending a network packet, which allows attackers to cause a denial of service (infinite loop and guest crash) via unspecified vectors.

Severity

No CVSS data available.

CWE

Other

Assigner

redhat redhat root

References

13 references

URL	Tags
http://lists.opensuse.org/opensuse-security-annou…	x_refsource_MISC
http://lists.fedoraproject.org/pipermail/package-…	x_refsource_MISC
http://lists.fedoraproject.org/pipermail/package-…	x_refsource_MISC
http://lists.fedoraproject.org/pipermail/package-…	x_refsource_MISC
http://lists.opensuse.org/opensuse-security-annou…	x_refsource_MISC
http://lists.opensuse.org/opensuse-security-annou…	x_refsource_MISC
http://www.ubuntu.com/usn/USN-2745-1	x_refsource_MISC
http://www.openwall.com/lists/oss-security/2015/09/04/4	x_refsource_MISC
http://www.openwall.com/lists/oss-security/2015/09/05/5	x_refsource_MISC
https://bugzilla.redhat.com/show_bug.cgi?id=1260076	x_refsource_MISC
https://lists.gnu.org/archive/html/qemu-devel/201…	x_refsource_CONFIRM
https://lists.gnu.org/archive/html/qemu-devel/201…	x_refsource_CONFIRM
https://www.arista.com/en/support/advisories-noti…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
QEMU	QEMU	Affected: before 2.4.0.1

Date Public

2015-09-04 00:00

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-06T07:29:24.837Z",
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    ],
    "cna": {
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          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.html"
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          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.html"
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          "tags": [
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          "url": "http://www.ubuntu.com/usn/USN-2745-1"
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        },
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            "x_refsource_MISC"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1260076"
        },
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            "x_refsource_CONFIRM"
          ],
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          ],
          "url": "https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html"
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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.

Detection rules are retrieved from Rulezet.

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.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.