cnvd-2016-01202
Vulnerability from cnvd
Title
Mozilla Firefox和Firefox ESR Graphite 2 TtfUtil.cpp文件拒绝服务漏洞
Description
Mozilla FirefoxFirefox是一款开源Web浏览器；Firefox ESR是Firefox的一个延长支持版本。Graphite是一套使用Python语言编写、采用Django框架的企业级开源系统监控工具，它通过第三方工具或插件进行数据收集、统计，最后完成数据绘图。Graphite 2是Graphite的一个升级版。 Mozilla Firefox和Firefox ESR中使用的Graphite 2的Libgraphite中的TtfUtil.cpp文件中的‘TtfUtil:LocaLookup’函数未能正确验证大小值。远程攻击者可利用特制的Graphite智能字体进行拒绝服务攻击。
Severity
中
Patch Name
Mozilla Firefox和Firefox ESR Graphite 2 TtfUtil.cpp文件拒绝服务漏洞的补丁
Patch Description
Mozilla FirefoxFirefox是一款开源Web浏览器；Firefox ESR是Firefox的一个延长支持版本。Graphite是一套使用Python语言编写、采用Django框架的企业级开源系统监控工具，它通过第三方工具或插件进行数据收集、统计，最后完成数据绘图。Graphite 2是Graphite的一个升级版。 Mozilla Firefox和Firefox ESR中使用的Graphite 2的Libgraphite中的TtfUtil.cpp文件中的‘TtfUtil:LocaLookup’函数未能正确验证大小值。远程攻击者可利用特制的Graphite智能字体进行拒绝服务攻击。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

用户可参考如下厂商提供的安全补丁以修复该漏洞： http://www.mozilla.org/security/announce/2016/mfsa2016-14.html http://blog.talosintel.com/2016/02/vulnerability-spotlight-libgraphite.html

Reference
http://www.mozilla.org/security/announce/2016/mfsa2016-14.html http://blog.talosintel.com/2016/02/vulnerability-spotlight-libgraphite.html
Impacted products
Name
['Mozilla Firefox <43.0', 'Mozilla Firefox ESR 38.x(<38.6.1)', 'Graphite Graphite 2 1.2.4']
Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-1526"
    }
  },
  "description": "Mozilla FirefoxFirefox\u662f\u4e00\u6b3e\u5f00\u6e90Web\u6d4f\u89c8\u5668\uff1bFirefox ESR\u662fFirefox\u7684\u4e00\u4e2a\u5ef6\u957f\u652f\u6301\u7248\u672c\u3002Graphite\u662f\u4e00\u5957\u4f7f\u7528Python\u8bed\u8a00\u7f16\u5199\u3001\u91c7\u7528Django\u6846\u67b6\u7684\u4f01\u4e1a\u7ea7\u5f00\u6e90\u7cfb\u7edf\u76d1\u63a7\u5de5\u5177\uff0c\u5b83\u901a\u8fc7\u7b2c\u4e09\u65b9\u5de5\u5177\u6216\u63d2\u4ef6\u8fdb\u884c\u6570\u636e\u6536\u96c6\u3001\u7edf\u8ba1\uff0c\u6700\u540e\u5b8c\u6210\u6570\u636e\u7ed8\u56fe\u3002Graphite 2\u662fGraphite\u7684\u4e00\u4e2a\u5347\u7ea7\u7248\u3002\r\n\r\nMozilla Firefox\u548cFirefox ESR\u4e2d\u4f7f\u7528\u7684Graphite 2\u7684Libgraphite\u4e2d\u7684TtfUtil.cpp\u6587\u4ef6\u4e2d\u7684\u2018TtfUtil:LocaLookup\u2019\u51fd\u6570\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u5927\u5c0f\u503c\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u7279\u5236\u7684Graphite\u667a\u80fd\u5b57\u4f53\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "discovererName": "Mozilla",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttp://www.mozilla.org/security/announce/2016/mfsa2016-14.html \r\nhttp://blog.talosintel.com/2016/02/vulnerability-spotlight-libgraphite.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01202",
  "openTime": "2016-02-24",
  "patchDescription": "Mozilla FirefoxFirefox\u662f\u4e00\u6b3e\u5f00\u6e90Web\u6d4f\u89c8\u5668\uff1bFirefox ESR\u662fFirefox\u7684\u4e00\u4e2a\u5ef6\u957f\u652f\u6301\u7248\u672c\u3002Graphite\u662f\u4e00\u5957\u4f7f\u7528Python\u8bed\u8a00\u7f16\u5199\u3001\u91c7\u7528Django\u6846\u67b6\u7684\u4f01\u4e1a\u7ea7\u5f00\u6e90\u7cfb\u7edf\u76d1\u63a7\u5de5\u5177\uff0c\u5b83\u901a\u8fc7\u7b2c\u4e09\u65b9\u5de5\u5177\u6216\u63d2\u4ef6\u8fdb\u884c\u6570\u636e\u6536\u96c6\u3001\u7edf\u8ba1\uff0c\u6700\u540e\u5b8c\u6210\u6570\u636e\u7ed8\u56fe\u3002Graphite 2\u662fGraphite\u7684\u4e00\u4e2a\u5347\u7ea7\u7248\u3002\r\n\r\nMozilla Firefox\u548cFirefox ESR\u4e2d\u4f7f\u7528\u7684Graphite 2\u7684Libgraphite\u4e2d\u7684TtfUtil.cpp\u6587\u4ef6\u4e2d\u7684\u2018TtfUtil:LocaLookup\u2019\u51fd\u6570\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u5927\u5c0f\u503c\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u7279\u5236\u7684Graphite\u667a\u80fd\u5b57\u4f53\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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": "Mozilla Firefox\u548cFirefox ESR Graphite 2 TtfUtil.cpp\u6587\u4ef6\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Mozilla Firefox \u003c43.0",
      "Mozilla Firefox ESR 38.x(\u003c38.6.1)",
      "Graphite Graphite 2 1.2.4"
    ]
  },
  "referenceLink": "http://www.mozilla.org/security/announce/2016/mfsa2016-14.html \r\nhttp://blog.talosintel.com/2016/02/vulnerability-spotlight-libgraphite.html",
  "serverity": "\u4e2d",
  "submitTime": "2016-02-23",
  "title": "Mozilla Firefox\u548cFirefox ESR Graphite 2 TtfUtil.cpp\u6587\u4ef6\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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