cnvd-2017-01860
Vulnerability from cnvd
Title
Linux kernel安全绕过漏洞（CNVD-2017-01860）
Description
Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。 Linux kernel 4.9.9及之前的版本中的time子系统存在安全漏洞。本地攻击者可通过读取/proc/timer_list文件利用该漏洞发现真实的PID值。
Severity
低
Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://bugzilla.kernel.org/show_bug.cgi?id=193921

Reference
http://git.kernel.org/cgit/linux/kernel/git/tip/tip.git/commit/?id=dfb4357da6ddbdf57d583ba64361c9d792b0e0b1
Impacted products
Name
Linux Kernel <=4.9.9
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-5967",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5967"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002 \r\n\r\nLinux kernel 4.9.9\u53ca\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684time\u5b50\u7cfb\u7edf\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bfb\u53d6/proc/timer_list\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u53d1\u73b0\u771f\u5b9e\u7684PID\u503c\u3002",
  "discovererName": "Kees Cook",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://bugzilla.kernel.org/show_bug.cgi?id=193921",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-01860",
  "openTime": "2017-02-23",
  "products": {
    "product": "Linux Kernel \u003c=4.9.9"
  },
  "referenceLink": "http://git.kernel.org/cgit/linux/kernel/git/tip/tip.git/commit/?id=dfb4357da6ddbdf57d583ba64361c9d792b0e0b1",
  "serverity": "\u4f4e",
  "submitTime": "2017-02-15",
  "title": "Linux kernel\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\uff08CNVD-2017-01860\uff09"
}


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