cnvd-2015-02744
Vulnerability from cnvd
Title
Xen 'arch_do_domctl()'信息泄露漏洞
Description
Xen是一款用于Linux内核的一种虚拟化技术,允许同时运行多个操作系统。 Xen处理XEN_DOMCTL_gettscinfo操作时，‘arch_do_domctl()’函数中存在信息泄露漏洞，允许本地攻击者可利用该漏洞获取敏感信息。
Severity
低
Patch Name
Xen 'arch_do_domctl()'信息泄露漏洞的补丁
Patch Description
Xen是一款用于Linux内核的一种虚拟化技术,允许同时运行多个操作系统。Xen处理XEN_DOMCTL_gettscinfo操作时，‘arch_do_domctl()’函数中存在信息泄露漏洞，允许本地攻击者可利用该漏洞获取敏感信息。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://xenbits.xenproject.org/xsa/advisory-132.html

Reference
http://xenbits.xenproject.org/xsa/advisory-132.html
Impacted products
Name
Xen Xen >4.0.x
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-3340"
    }
  },
  "description": "Xen\u662f\u4e00\u6b3e\u7528\u4e8eLinux\u5185\u6838\u7684\u4e00\u79cd\u865a\u62df\u5316\u6280\u672f,\u5141\u8bb8\u540c\u65f6\u8fd0\u884c\u591a\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u3002 \r\n\r\nXen\u5904\u7406XEN_DOMCTL_gettscinfo\u64cd\u4f5c\u65f6\uff0c\u2018arch_do_domctl()\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u5141\u8bb8\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002",
  "discovererName": "Jan Beulich",
  "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\uff1a\r\nhttp://xenbits.xenproject.org/xsa/advisory-132.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-02744",
  "openTime": "2015-04-28",
  "patchDescription": "Xen\u662f\u4e00\u6b3e\u7528\u4e8eLinux\u5185\u6838\u7684\u4e00\u79cd\u865a\u62df\u5316\u6280\u672f,\u5141\u8bb8\u540c\u65f6\u8fd0\u884c\u591a\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u3002Xen\u5904\u7406XEN_DOMCTL_gettscinfo\u64cd\u4f5c\u65f6\uff0c\u2018arch_do_domctl()\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u5141\u8bb8\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\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 \u0027arch_do_domctl()\u0027\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Xen Xen \u003e4.0.x"
  },
  "referenceLink": "http://xenbits.xenproject.org/xsa/advisory-132.html",
  "serverity": "\u4f4e",
  "submitTime": "2015-04-26",
  "title": "Xen \u0027arch_do_domctl()\u0027\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}


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  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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