cnvd - cnvd-2015-01673

cnvd-2015-01673

Vulnerability from cnvd

Title: Xen存在多个漏洞

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。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。

Xen 3.2.x版本至4.5.x版本的x86模拟器中存在信息泄露、拒绝服务和任意代码执行漏洞。本地虚拟机端攻击者可利用该漏洞获取敏感信息，造成拒绝服务（内存损坏），或执行任意代码。

Severity: 高

Patch Name: Xen存在多个漏洞的补丁

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。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。Xen 3.2.x版本至4.5.x版本的x86模拟器中存在信息泄露、拒绝服务和任意代码执行漏洞。本地虚拟机端攻击者可利用该漏洞获取敏感信息，造成拒绝服务（内存损坏），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:

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： http://xenbits.xen.org/xsa/advisory-123.html

Reference: https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-2151 http://www.tuicool.com/articles/7bQ3iy7

Impacted products

Name
Xen Xen 3.3.x-4.5.x

Show details on source website

JSON

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    "cve": {
      "cveNumber": "CVE-2015-2151"
    }
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  "discovererName": "Felix Wilhelm of ERNW GmbH",
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  "number": "CNVD-2015-01673",
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CVE-2015-2151 (GCVE-0-2015-2151)

Vulnerability from cvelistv5

Published

2015-03-12 14:00

Modified

2024-08-06 05:10

Severity ?

CWE

Summary

The x86 emulator in Xen 3.2.x through 4.5.x does not properly ignore segment overrides for instructions with register operands, which allows local guest users to obtain sensitive information, cause a denial of service (memory corruption), or possibly execute arbitrary code via unspecified vectors.

References

▼	URL	Tags
	http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-423503.htm	x_refsource_CONFIRM
	http://support.citrix.com/article/CTX200484	x_refsource_CONFIRM
	http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152776.html	vendor-advisory, x_refsource_FEDORA
	http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152588.html	vendor-advisory, x_refsource_FEDORA
	http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html	x_refsource_CONFIRM
	http://xenbits.xen.org/xsa/advisory-123.html	x_refsource_CONFIRM
	http://www.securitytracker.com/id/1031903	vdb-entry, x_refsource_SECTRACK
	http://www.debian.org/security/2015/dsa-3181	vendor-advisory, x_refsource_DEBIAN
	http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761	x_refsource_CONFIRM
	http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152483.html	vendor-advisory, x_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00014.html	vendor-advisory, x_refsource_SUSE
	https://security.gentoo.org/glsa/201604-03	vendor-advisory, x_refsource_GENTOO
	http://www.securityfocus.com/bid/73015	vdb-entry, x_refsource_BID
	http://www.securitytracker.com/id/1031806	vdb-entry, x_refsource_SECTRACK

Impacted products

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

Show details on NVD website

JSON

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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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