CNVD-2015-01822

Vulnerability from cnvd - Published: 2015-03-19
VLAI
Title
Red Hat Enterprise Linux权限提升漏洞
Description
Red Hat Enterprise Linux（RHEL）是美国红帽（Red Hat）公司维护和发布的一套面向企业用户的Linux操作系统。Linux kernel是该操作系统所使用的内核，由美国Linux基金会发布。 RHEL 6版本上的Linux kernel 2.6.32及之前版本中的InfiniBand(IB)实现过程中存在安全漏洞，该漏洞源于程序未能正确限制使用User Verbs注册内存区域。本地攻击者可利用该漏洞以/dev/infiniband/uverbsX设备访问权限读取任意物理内存位置，造成拒绝服务（系统崩溃），或获取权限。
Severity
中
Patch Name
Red Hat Enterprise Linux权限提升漏洞的补丁
Patch Description
Red Hat Enterprise Linux（RHEL）是美国红帽（Red Hat）公司维护和发布的一套面向企业用户的Linux操作系统。Linux kernel是该操作系统所使用的内核，由美国Linux基金会发布。RHEL 6版本上的Linux kernel 2.6.32及之前版本中的InfiniBand(IB)实现过程中存在安全漏洞，该漏洞源于程序未能正确限制使用User Verbs注册内存区域。本地攻击者可利用该漏洞以/dev/infiniband/uverbsX设备访问权限读取任意物理内存位置，造成拒绝服务（系统崩溃），或获取权限。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： https://www.kernel.org/pub/linux/kernel/v2.6/

Reference
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-8159
Impacted products
Name
Red Hat Enterprise Linux 6
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2014-8159"
    }
  },
  "description": "Red Hat Enterprise Linux\uff08RHEL\uff09\u662f\u7f8e\u56fd\u7ea2\u5e3d\uff08Red Hat\uff09\u516c\u53f8\u7ef4\u62a4\u548c\u53d1\u5e03\u7684\u4e00\u5957\u9762\u5411\u4f01\u4e1a\u7528\u6237\u7684Linux\u64cd\u4f5c\u7cfb\u7edf\u3002Linux kernel\u662f\u8be5\u64cd\u4f5c\u7cfb\u7edf\u6240\u4f7f\u7528\u7684\u5185\u6838\uff0c\u7531\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u3002\r\n\r\nRHEL 6\u7248\u672c\u4e0a\u7684Linux kernel 2.6.32\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684InfiniBand(IB)\u5b9e\u73b0\u8fc7\u7a0b\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9650\u5236\u4f7f\u7528User Verbs\u6ce8\u518c\u5185\u5b58\u533a\u57df\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4ee5/dev/infiniband/uverbsX\u8bbe\u5907\u8bbf\u95ee\u6743\u9650\u8bfb\u53d6\u4efb\u610f\u7269\u7406\u5185\u5b58\u4f4d\u7f6e\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7cfb\u7edf\u5d29\u6e83\uff09\uff0c\u6216\u83b7\u53d6\u6743\u9650\u3002",
  "discovererName": "Red Hat",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.kernel.org/pub/linux/kernel/v2.6/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-01822",
  "openTime": "2015-03-19",
  "patchDescription": "Red Hat Enterprise Linux\uff08RHEL\uff09\u662f\u7f8e\u56fd\u7ea2\u5e3d\uff08Red Hat\uff09\u516c\u53f8\u7ef4\u62a4\u548c\u53d1\u5e03\u7684\u4e00\u5957\u9762\u5411\u4f01\u4e1a\u7528\u6237\u7684Linux\u64cd\u4f5c\u7cfb\u7edf\u3002Linux kernel\u662f\u8be5\u64cd\u4f5c\u7cfb\u7edf\u6240\u4f7f\u7528\u7684\u5185\u6838\uff0c\u7531\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u3002RHEL 6\u7248\u672c\u4e0a\u7684Linux kernel 2.6.32\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684InfiniBand(IB)\u5b9e\u73b0\u8fc7\u7a0b\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9650\u5236\u4f7f\u7528User Verbs\u6ce8\u518c\u5185\u5b58\u533a\u57df\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4ee5/dev/infiniband/uverbsX\u8bbe\u5907\u8bbf\u95ee\u6743\u9650\u8bfb\u53d6\u4efb\u610f\u7269\u7406\u5185\u5b58\u4f4d\u7f6e\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7cfb\u7edf\u5d29\u6e83\uff09\uff0c\u6216\u83b7\u53d6\u6743\u9650\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": "Red Hat Enterprise Linux\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Red Hat Enterprise Linux   6"
  },
  "referenceLink": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-8159",
  "serverity": "\u4e2d",
  "submitTime": "2015-03-18",
  "title": "Red Hat Enterprise Linux\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}



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