cnvd-2017-08511
Vulnerability from cnvd
Title
Linux kernel本地拒绝服务漏洞（CNVD-2017-08511）
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 4.11.3及之前的版本中的net/ipv6/ip6_output.c文件的‘__ip6_append_data’函数存在本地拒绝服务漏洞，该漏洞源于程序未能及时的检测skb数据是否被覆盖。本地攻击者可借助特制的系统调用利用该漏洞造成拒绝服务。
Severity
中
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=232cd35d0804cc241eb887bb8d4d9b3b9881c64a

Reference
https://patchwork.ozlabs.org/patch/764880/
Impacted products
Name
Linux Kernel 4.11.3
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-9242"
    }
  },
  "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 4.11.3\u53ca\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684net/ipv6/ip6_output.c\u6587\u4ef6\u7684\u2018__ip6_append_data\u2019\u51fd\u6570\u5b58\u5728\u672c\u5730\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u53ca\u65f6\u7684\u68c0\u6d4bskb\u6570\u636e\u662f\u5426\u88ab\u8986\u76d6\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u7cfb\u7edf\u8c03\u7528\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "idaifish",
  "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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=232cd35d0804cc241eb887bb8d4d9b3b9881c64a",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-08511",
  "openTime": "2017-06-06",
  "products": {
    "product": "Linux Kernel 4.11.3"
  },
  "referenceLink": "https://patchwork.ozlabs.org/patch/764880/",
  "serverity": "\u4e2d",
  "submitTime": "2017-05-31",
  "title": "Linux kernel\u672c\u5730\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-08511\uff09"
}


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