cnvd-2017-37283
Vulnerability from cnvd
Title
ldns双重释放漏洞（CNVD-2017-37283）
Description
ldns是一个提供DNS解析的开源库，可以实现各种DNS服务器或者客户端的功能。 ldns 1.7.0中的str2host.c存在双重释放漏洞。攻击者可利用该漏洞导致拒绝服务。
Severity
高
Patch Name
ldns双重释放漏洞（CNVD-2017-37283）的补丁
Patch Description
ldns是一个提供DNS解析的开源库，可以实现各种DNS服务器或者客户端的功能。 ldns 1.7.0中的str2host.c存在双重释放漏洞。攻击者可利用该漏洞导致拒绝服务。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

厂商已发布漏洞修复程序，请及时关注更新： https://git.nlnetlabs.nl/ldns/commit/?id=3bdeed02

Reference
https://nvd.nist.gov/vuln/detail/CVE-2017-1000232
Impacted products
Name
NLnet Labs ldns 1.7.0
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-1000232"
    }
  },
  "description": "ldns\u662f\u4e00\u4e2a\u63d0\u4f9bDNS\u89e3\u6790\u7684\u5f00\u6e90\u5e93\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5404\u79cdDNS\u670d\u52a1\u5668\u6216\u8005\u5ba2\u6237\u7aef\u7684\u529f\u80fd\u3002\r\n\r\nldns 1.7.0\u4e2d\u7684str2host.c\u5b58\u5728\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Stephan Zeisberg",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://git.nlnetlabs.nl/ldns/commit/?id=3bdeed02",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-37283",
  "openTime": "2017-12-18",
  "patchDescription": "ldns\u662f\u4e00\u4e2a\u63d0\u4f9bDNS\u89e3\u6790\u7684\u5f00\u6e90\u5e93\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5404\u79cdDNS\u670d\u52a1\u5668\u6216\u8005\u5ba2\u6237\u7aef\u7684\u529f\u80fd\u3002\r\n\r\nldns 1.7.0\u4e2d\u7684str2host.c\u5b58\u5728\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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": "ldns\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\uff08CNVD-2017-37283\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "NLnet Labs ldns 1.7.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-1000232",
  "serverity": "\u9ad8",
  "submitTime": "2017-11-17",
  "title": "ldns\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\uff08CNVD-2017-37283\uff09"
}


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