cnvd-2015-06538
Vulnerability from cnvd
Title
LXC权限提升漏洞
Description
LXC（LinuX Containers）是Linux内核容器功能的一个用户空间接口，它通过强大的API和简单的工具，使Linux用户易于创建和管理系统或应用容器。 LXC 1.0.8之前的版本及1.1.4之前的1.1.x版本存在权限提升漏洞。允许本地administrars通过符号链接攻击装载目标或绑定上装载源逃脱AppArmor禁闭。
Severity
中
Patch Name
LXC权限提升漏洞的补丁
Patch Description
LXC（LinuX Containers）是Linux内核容器功能的一个用户空间接口，它通过强大的API和简单的工具，使Linux用户易于创建和管理系统或应用容器。LXC 1.0.8之前的版本及1.1.4之前的1.1.x版本存在权限提升漏洞。允许本地administrars通过符号链接攻击装载目标或绑定上装载源逃脱AppArmor禁闭。目前，厂商已经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： https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1476662

Reference
https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1476662
Impacted products
Name
['Linux LXC <1.0.8', 'Linux LXC 1.1.x(<1.1.4)']
Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-1335"
    }
  },
  "description": "LXC\uff08LinuX Containers\uff09\u662fLinux\u5185\u6838\u5bb9\u5668\u529f\u80fd\u7684\u4e00\u4e2a\u7528\u6237\u7a7a\u95f4\u63a5\u53e3\uff0c\u5b83\u901a\u8fc7\u5f3a\u5927\u7684API\u548c\u7b80\u5355\u7684\u5de5\u5177\uff0c\u4f7fLinux\u7528\u6237\u6613\u4e8e\u521b\u5efa\u548c\u7ba1\u7406\u7cfb\u7edf\u6216\u5e94\u7528\u5bb9\u5668\u3002 \r\n\r\nLXC 1.0.8\u4e4b\u524d\u7684\u7248\u672c\u53ca1.1.4\u4e4b\u524d\u76841.1.x\u7248\u672c\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u5141\u8bb8\u672c\u5730administrars\u901a\u8fc7\u7b26\u53f7\u94fe\u63a5\u653b\u51fb\u88c5\u8f7d\u76ee\u6807\u6216\u7ed1\u5b9a\u4e0a\u88c5\u8f7d\u6e90\u9003\u8131AppArmor\u7981\u95ed\u3002",
  "discovererName": "Roman Fiedler",
  "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\nhttps://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1476662",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-06538",
  "openTime": "2015-10-16",
  "patchDescription": "LXC\uff08LinuX Containers\uff09\u662fLinux\u5185\u6838\u5bb9\u5668\u529f\u80fd\u7684\u4e00\u4e2a\u7528\u6237\u7a7a\u95f4\u63a5\u53e3\uff0c\u5b83\u901a\u8fc7\u5f3a\u5927\u7684API\u548c\u7b80\u5355\u7684\u5de5\u5177\uff0c\u4f7fLinux\u7528\u6237\u6613\u4e8e\u521b\u5efa\u548c\u7ba1\u7406\u7cfb\u7edf\u6216\u5e94\u7528\u5bb9\u5668\u3002LXC 1.0.8\u4e4b\u524d\u7684\u7248\u672c\u53ca1.1.4\u4e4b\u524d\u76841.1.x\u7248\u672c\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u5141\u8bb8\u672c\u5730administrars\u901a\u8fc7\u7b26\u53f7\u94fe\u63a5\u653b\u51fb\u88c5\u8f7d\u76ee\u6807\u6216\u7ed1\u5b9a\u4e0a\u88c5\u8f7d\u6e90\u9003\u8131AppArmor\u7981\u95ed\u3002\u76ee\u524d\uff0c\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "LXC\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Linux LXC \u003c1.0.8",
      "Linux LXC 1.1.x(\u003c1.1.4)"
    ]
  },
  "referenceLink": "https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1476662",
  "serverity": "\u4e2d",
  "submitTime": "2015-10-04",
  "title": "LXC\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}


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