CNVD-2016-12160

Vulnerability from cnvd - Published: 2016-12-13
VLAI
Title
FreeBSD bhyve(8)整数溢出漏洞
Description
bhyve是FreeBSD的虚拟机管理程序/虚拟机管理器,它报告了bhyve(8)中的“POPCNT”(POPulation Count)处理器功能。 FreeBSD bhyve(8)存在整数溢出漏洞。由于bhyve(8)虚拟机若配置了大于3GB的客户端内存,可使恶意客户端构造设备描述符,访问bhyve进程堆,获取主机控制权限。
Severity
中
Patch Name
FreeBSD bhyve(8)整数溢出漏洞的补丁
Patch Description
bhyve是FreeBSD的虚拟机管理程序/虚拟机管理器,它报告了bhyve(8)中的“POPCNT”(POPulation Count)处理器功能。 FreeBSD bhyve(8)存在整数溢出漏洞。由于bhyve(8)虚拟机若配置了大于3GB的客户端内存,可使恶意客户端构造设备描述符,访问bhyve进程堆,获取主机控制权限。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

用户可参考如下供应商提供的安全公告获得补丁信息: https://security.freebsd.org/advisories/FreeBSD-SA-16:38.bhyve.asc

Reference
https://security.freebsd.org/advisories/FreeBSD-SA-16:38.bhyve.asc
Impacted products
Name
FreeBSD FreeBSD
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-1889"
    }
  },
  "description": "bhyve\u662fFreeBSD\u7684\u865a\u62df\u673a\u7ba1\u7406\u7a0b\u5e8f/\u865a\u62df\u673a\u7ba1\u7406\u5668\uff0c\u5b83\u62a5\u544a\u4e86bhyve(8)\u4e2d\u7684\u201cPOPCNT\u201d\uff08POPulation Count\uff09\u5904\u7406\u5668\u529f\u80fd\u3002\r\n\r\nFreeBSD bhyve(8)\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u3002\u7531\u4e8ebhyve(8)\u865a\u62df\u673a\u82e5\u914d\u7f6e\u4e86\u5927\u4e8e3GB\u7684\u5ba2\u6237\u7aef\u5185\u5b58\uff0c\u53ef\u4f7f\u6076\u610f\u5ba2\u6237\u7aef\u6784\u9020\u8bbe\u5907\u63cf\u8ff0\u7b26\uff0c\u8bbf\u95eebhyve\u8fdb\u7a0b\u5806\uff0c\u83b7\u53d6\u4e3b\u673a\u63a7\u5236\u6743\u9650\u3002",
  "discovererName": "unknown",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u4f9b\u5e94\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttps://security.freebsd.org/advisories/FreeBSD-SA-16:38.bhyve.asc",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-12160",
  "openTime": "2016-12-13",
  "patchDescription": "bhyve\u662fFreeBSD\u7684\u865a\u62df\u673a\u7ba1\u7406\u7a0b\u5e8f/\u865a\u62df\u673a\u7ba1\u7406\u5668\uff0c\u5b83\u62a5\u544a\u4e86bhyve(8)\u4e2d\u7684\u201cPOPCNT\u201d\uff08POPulation Count\uff09\u5904\u7406\u5668\u529f\u80fd\u3002\r\n\r\nFreeBSD bhyve(8)\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u3002\u7531\u4e8ebhyve(8)\u865a\u62df\u673a\u82e5\u914d\u7f6e\u4e86\u5927\u4e8e3GB\u7684\u5ba2\u6237\u7aef\u5185\u5b58\uff0c\u53ef\u4f7f\u6076\u610f\u5ba2\u6237\u7aef\u6784\u9020\u8bbe\u5907\u63cf\u8ff0\u7b26\uff0c\u8bbf\u95eebhyve\u8fdb\u7a0b\u5806\uff0c\u83b7\u53d6\u4e3b\u673a\u63a7\u5236\u6743\u9650\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": "FreeBSD bhyve(8)\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "FreeBSD FreeBSD"
  },
  "referenceLink": "https://security.freebsd.org/advisories/FreeBSD-SA-16:38.bhyve.asc",
  "serverity": "\u4e2d",
  "submitTime": "2016-12-07",
  "title": "FreeBSD bhyve(8)\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e"
}



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Sightings

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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.
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  • 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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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.


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