cnvd - cnvd-2015-03573

cnvd-2015-03573

Vulnerability from cnvd

Title: Xen拒绝服务漏洞（CNVD-2015-03573）

Description:

Xen是一个开源虚拟机监视器。

Xen 3.3.x－4.5.x版本，未能正确限制写访问主机MSI消息数据字段，这可使本地x86 HVM客户端管理员，利用此漏洞造成拒绝服务（意外中断及主机崩溃）。

Severity: 中

Patch Name: Xen拒绝服务漏洞（CNVD-2015-03573）的补丁

Patch Description:

Xen是一个开源虚拟机监视器。

Xen 3.3.x－4.5.x版本，未能正确限制写访问主机MSI消息数据字段，这可使本地x86 HVM客户端管理员，利用此漏洞造成拒绝服务（意外中断及主机崩溃）。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： http://xenbits.xen.org/xsa/advisory-128.html

Reference: http://xenbits.xen.org/xsa/advisory-128.html

Impacted products

Name
XenSource Xen 3.3.x－4.5.x

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "74947"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-4103"
    }
  },
  "description": "Xen\u662f\u4e00\u4e2a\u5f00\u6e90\u865a\u62df\u673a\u76d1\u89c6\u5668\u3002 \r\n\r\nXen 3.3.x\uff0d4.5.x\u7248\u672c\uff0c\u672a\u80fd\u6b63\u786e\u9650\u5236\u5199\u8bbf\u95ee\u4e3b\u673aMSI\u6d88\u606f\u6570\u636e\u5b57\u6bb5\uff0c\u8fd9\u53ef\u4f7f\u672c\u5730x86 HVM\u5ba2\u6237\u7aef\u7ba1\u7406\u5458\uff0c\u5229\u7528\u6b64\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u610f\u5916\u4e2d\u65ad\u53ca\u4e3b\u673a\u5d29\u6e83\uff09\u3002",
  "discovererName": "Jan Beulich",
  "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\nhttp://xenbits.xen.org/xsa/advisory-128.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-03573",
  "openTime": "2015-06-04",
  "patchDescription": "Xen\u662f\u4e00\u4e2a\u5f00\u6e90\u865a\u62df\u673a\u76d1\u89c6\u5668\u3002 \r\n\r\nXen 3.3.x\uff0d4.5.x\u7248\u672c\uff0c\u672a\u80fd\u6b63\u786e\u9650\u5236\u5199\u8bbf\u95ee\u4e3b\u673aMSI\u6d88\u606f\u6570\u636e\u5b57\u6bb5\uff0c\u8fd9\u53ef\u4f7f\u672c\u5730x86 HVM\u5ba2\u6237\u7aef\u7ba1\u7406\u5458\uff0c\u5229\u7528\u6b64\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u610f\u5916\u4e2d\u65ad\u53ca\u4e3b\u673a\u5d29\u6e83\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": "Xen\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2015-03573\uff09\u7684\u8865\u4e01",
  "products": {
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  },
  "referenceLink": "http://xenbits.xen.org/xsa/advisory-128.html",
  "serverity": "\u4e2d",
  "submitTime": "2015-06-04",
  "title": "Xen\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2015-03573\uff09"
}

CVE-2015-4103 (GCVE-0-2015-4103)

Vulnerability from cvelistv5

Published

2015-06-03 20:00

Modified

2024-08-06 06:04

Severity ?

CWE

Summary

Xen 3.3.x through 4.5.x does not properly restrict write access to the host MSI message data field, which allows local x86 HVM guest administrators to cause a denial of service (host interrupt handling confusion) via vectors related to qemu and accessing spanning multiple fields.

References

▼	URL	Tags
	http://www.ubuntu.com/usn/USN-2630-1	vendor-advisory, x_refsource_UBUNTU
	https://support.citrix.com/article/CTX206006	x_refsource_CONFIRM
	http://www.debian.org/security/2015/dsa-3286	vendor-advisory, x_refsource_DEBIAN
	http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00029.html	vendor-advisory, x_refsource_SUSE
	http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160154.html	vendor-advisory, x_refsource_FEDORA
	http://www.debian.org/security/2015/dsa-3284	vendor-advisory, x_refsource_DEBIAN
	http://www.securitytracker.com/id/1032456	vdb-entry, x_refsource_SECTRACK
	http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00030.html	vendor-advisory, x_refsource_SUSE
	http://support.citrix.com/article/CTX201145	x_refsource_CONFIRM
	http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00007.html	vendor-advisory, x_refsource_SUSE
	http://www.securityfocus.com/bid/74947	vdb-entry, x_refsource_BID
	http://xenbits.xen.org/xsa/advisory-128.html	x_refsource_CONFIRM
	https://security.gentoo.org/glsa/201604-03	vendor-advisory, x_refsource_GENTOO
	http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160171.html	vendor-advisory, x_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00004.html	vendor-advisory, x_refsource_SUSE
	http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160685.html	vendor-advisory, x_refsource_FEDORA

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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