cnvd - cnvd-2015-08404

cnvd-2015-08404

Vulnerability from cnvd

Title: Xen PV Backend Driver远程代码执行漏洞

Description:

Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。

Xen PV Backend Driver存在安全漏洞，允许远程攻击者利用该漏洞提交特殊请求进行拒绝服务攻击，或可执行任意代码。

Severity: 高

Patch Name: Xen PV Backend Driver远程代码执行漏洞的补丁

Patch Description:

Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。

Xen PV Backend Driver存在安全漏洞，允许远程攻击者利用该漏洞提交特殊请求进行拒绝服务攻击，或执行任意代码。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:

用户可参考如下厂商提供的安全补丁以修复该漏洞： http://xen.xensource.com/

Reference: http://www.securityfocus.com/bid/79592

Impacted products

Name
['Ubuntu Ubuntu Linux 12.04 LTS amd64', 'Ubuntu Ubuntu Linux 12.04 LTS i386', 'Xen Xen']

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "79592"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-8550"
    }
  },
  "description": "Xen\u662f\u82f1\u56fd\u5251\u6865\u5927\u5b66\u5f00\u53d1\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u865a\u62df\u673a\u76d1\u89c6\u5668\u4ea7\u54c1\u3002\r\n\r\nXen PV Backend Driver\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u8bf7\u6c42\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\uff0c\u6216\u53ef\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "discovererName": "Felix Wilhelm",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttp://xen.xensource.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-08404",
  "openTime": "2015-12-23",
  "patchDescription": "Xen\u662f\u82f1\u56fd\u5251\u6865\u5927\u5b66\u5f00\u53d1\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u865a\u62df\u673a\u76d1\u89c6\u5668\u4ea7\u54c1\u3002\r\n\r\nXen PV Backend Driver\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u8bf7\u6c42\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\uff0c\u6216\u6267\u884c\u4efb\u610f\u4ee3\u7801\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": "Xen PV Backend Driver\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Ubuntu Ubuntu Linux 12.04 LTS amd64",
      "Ubuntu Ubuntu Linux 12.04 LTS i386",
      "Xen Xen"
    ]
  },
  "referenceLink": "http://www.securityfocus.com/bid/79592",
  "serverity": "\u9ad8",
  "submitTime": "2015-12-20",
  "title": "Xen PV Backend Driver\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
}

CVE-2015-8550 (GCVE-0-2015-8550)

Vulnerability from cvelistv5

Published

2016-04-14 14:00

Modified

2024-08-06 08:20

Severity ?

CWE

Summary

Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privileges by writing to memory shared between the frontend and backend, aka a double fetch vulnerability.

References

▼	URL	Tags
	http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html	x_refsource_CONFIRM
	http://www.debian.org/security/2016/dsa-3519	vendor-advisory, x_refsource_DEBIAN
	http://www.securityfocus.com/bid/79592	vdb-entry, x_refsource_BID
	http://xenbits.xen.org/xsa/advisory-155.html	x_refsource_CONFIRM
	http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html	vendor-advisory, x_refsource_SUSE
	http://www.securitytracker.com/id/1034479	vdb-entry, x_refsource_SECTRACK
	https://security.gentoo.org/glsa/201604-03	vendor-advisory, x_refsource_GENTOO
	http://www.debian.org/security/2016/dsa-3471	vendor-advisory, x_refsource_DEBIAN
	http://www.debian.org/security/2016/dsa-3434	vendor-advisory, x_refsource_DEBIAN
	http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html	vendor-advisory, x_refsource_SUSE

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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