cnvd-2019-18511
Vulnerability from cnvd

Title: Linux kernel拒绝服务漏洞(CNVD-2019-18511)

Description:

Linux是一套免费使用和自由传播的类Unix操作系统,是一个基于POSIX和UNIX的多用户、多任务、支持多线程和多CPU的操作系统。

Linux kernel 存在拒绝服务漏洞,攻击者成功利用该漏洞将导致过多的内存消耗,从而导致拒绝服务的情况。

Severity:

Patch Name: Linux kernel拒绝服务漏洞(CNVD-2019-18511)的补丁

Patch Description:

Linux是一套免费使用和自由传播的类Unix操作系统,是一个基于POSIX和UNIX的多用户、多任务、支持多线程和多CPU的操作系统。

Linux kernel 存在拒绝服务漏洞,攻击者成功利用该漏洞将导致过多的内存消耗,从而导致拒绝服务的情况。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:

目前厂商已发布升级补丁以修复漏洞,补丁获取链接: https://wiki.ubuntu.com/Security/Upgrades

Reference: https://usn.ubuntu.com/4017-2/

Impacted products
Name
Linux Kernel
Show details on source website


{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-11477"
    }
  },
  "description": "Linux\u662f\u4e00\u5957\u514d\u8d39\u4f7f\u7528\u548c\u81ea\u7531\u4f20\u64ad\u7684\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\uff0c\u662f\u4e00\u4e2a\u57fa\u4e8ePOSIX\u548cUNIX\u7684\u591a\u7528\u6237\u3001\u591a\u4efb\u52a1\u3001\u652f\u6301\u591a\u7ebf\u7a0b\u548c\u591aCPU\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nLinux kernel \u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u6210\u529f\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u5bfc\u81f4\u8fc7\u591a\u7684\u5185\u5b58\u6d88\u8017\uff0c\u4ece\u800c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u7684\u60c5\u51b5\u3002",
  "discovererName": "unKnow",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps\uff1a//wiki.ubuntu.com/Security/Upgrades",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-18511",
  "openTime": "2019-06-19",
  "patchDescription": "Linux\u662f\u4e00\u5957\u514d\u8d39\u4f7f\u7528\u548c\u81ea\u7531\u4f20\u64ad\u7684\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\uff0c\u662f\u4e00\u4e2a\u57fa\u4e8ePOSIX\u548cUNIX\u7684\u591a\u7528\u6237\u3001\u591a\u4efb\u52a1\u3001\u652f\u6301\u591a\u7ebf\u7a0b\u548c\u591aCPU\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nLinux kernel \u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u6210\u529f\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u5bfc\u81f4\u8fc7\u591a\u7684\u5185\u5b58\u6d88\u8017\uff0c\u4ece\u800c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u7684\u60c5\u51b5\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": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2019-18511\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel"
  },
  "referenceLink": "https://usn.ubuntu.com/4017-2/",
  "serverity": "\u4e2d",
  "submitTime": "2019-06-18",
  "title": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2019-18511\uff09"
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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