cnvd - cnvd-2015-06557

cnvd-2015-06557

Vulnerability from cnvd

Title: Xen权限提升漏洞

Description:

Xen是用于Linux内核的一种虚拟化技术，允许同时运行多个操作系统。

Xen4.1.x至4.6.x存在权限提升漏洞，允许本地用户写一个只读的磁盘映像。

Severity: 低

Patch Name: Xen权限提升漏洞的补丁

Patch Description:

Xen是用于Linux内核的一种虚拟化技术，允许同时运行多个操作系统。

Xen4.1.x至4.6.x存在权限提升漏洞，允许本地用户写一个只读的磁盘映像。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公告获取补丁以修复该漏洞：http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167077.html

Reference: http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167077.html

Impacted products

Name
Xen Xen 4.1.x-4.6.x

Show details on source website

JSON

To clipboard

{
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    "cve": {
      "cveNumber": "CVE-2015-7311"
    }
  },
  "description": "Xen\u662f\u7528\u4e8eLinux\u5185\u6838\u7684\u4e00\u79cd\u865a\u62df\u5316\u6280\u672f\uff0c\u5141\u8bb8\u540c\u65f6\u8fd0\u884c\u591a\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nXen4.1.x\u81f34.6.x\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u5141\u8bb8\u672c\u5730\u7528\u6237\u5199\u4e00\u4e2a\u53ea\u8bfb\u7684\u78c1\u76d8\u6620\u50cf\u3002",
  "discovererName": "unknown",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1ahttp://lists.fedoraproject.org/pipermail/package-announce/2015-September/167077.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-06557",
  "openTime": "2015-10-16",
  "patchDescription": "Xen\u662f\u7528\u4e8eLinux\u5185\u6838\u7684\u4e00\u79cd\u865a\u62df\u5316\u6280\u672f\uff0c\u5141\u8bb8\u540c\u65f6\u8fd0\u884c\u591a\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u3002 \r\n\r\nXen4.1.x\u81f34.6.x\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u5141\u8bb8\u672c\u5730\u7528\u6237\u5199\u4e00\u4e2a\u53ea\u8bfb\u7684\u78c1\u76d8\u6620\u50cf\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\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
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  },
  "referenceLink": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167077.html",
  "serverity": "\u4f4e",
  "submitTime": "2015-10-04",
  "title": "Xen\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2015-7311 (GCVE-0-2015-7311)

Vulnerability from cvelistv5

Published

2015-10-01 20:00

Modified

2024-08-06 07:43

Severity ?

CWE

Summary

libxl in Xen 4.1.x through 4.6.x does not properly handle the readonly flag on disks when using the qemu-xen device model, which allows local guest users to write to a read-only disk image.

References

▼	URL	Tags
	http://xenbits.xen.org/xsa/advisory-142.html	x_refsource_CONFIRM
	http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html	vendor-advisory, x_refsource_SUSE
	https://bugzilla.redhat.com/show_bug.cgi?id=1257893	x_refsource_CONFIRM
	http://www.debian.org/security/2015/dsa-3414	vendor-advisory, x_refsource_DEBIAN
	http://www.securitytracker.com/id/1033633	vdb-entry, x_refsource_SECTRACK
	http://www.securityfocus.com/bid/76823	vdb-entry, x_refsource_BID
	http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167820.html	vendor-advisory, x_refsource_FEDORA
	http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167792.html	vendor-advisory, x_refsource_FEDORA
	https://security.gentoo.org/glsa/201604-03	vendor-advisory, x_refsource_GENTOO
	http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167077.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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