CNVD-2016-01645

Vulnerability from cnvd - Published: 2016-03-15
VLAI
Title
Mozilla Firefox和Firefox ESR Graphite 2拒绝服务漏洞（CNVD-2016-01645）
Description
Mozilla Firefox和Firefox ESR都是美国Mozilla基金会开发的浏览器产品。Firefox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（数据绘图），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中的‘graphite2::TtfUtil::CmapSubtable4NextCodepoint’函数存在安全漏洞。远程攻击者可借助特制的Graphite智能字体利用该漏洞造成拒绝服务（缓冲区越边界读取）。
Severity
中
Patch Name
Mozilla Firefox和Firefox ESR Graphite 2拒绝服务漏洞（CNVD-2016-01645）的补丁
Patch Description
Mozilla Firefox和Firefox ESR都是美国Mozilla基金会开发的浏览器产品。Firefox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（数据绘图），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中的‘graphite2::TtfUtil::CmapSubtable4NextCodepoint’函数存在安全漏洞。远程攻击者可借助特制的Graphite智能字体利用该漏洞造成拒绝服务（缓冲区越边界读取）。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

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： http://www.mozilla.org/security/announce/2016/mfsa2016-37.html

Reference
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-2802
Impacted products
Name
['Mozilla Firefox < 45.0', 'Mozilla Firefox ESR 38.x(<38.7)', 'Graphite Graphite 2']
Show details on source website
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  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-2802"
    }
  },
  "description": "Mozilla Firefox\u548cFirefox ESR\u90fd\u662f\u7f8e\u56fdMozilla\u57fa\u91d1\u4f1a\u5f00\u53d1\u7684\u6d4f\u89c8\u5668\u4ea7\u54c1\u3002Firefox\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\uff08\u6570\u636e\u7ed8\u56fe\uff09\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\u4e2d\u7684\u2018graphite2::TtfUtil::CmapSubtable4NextCodepoint\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684Graphite\u667a\u80fd\u5b57\u4f53\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\uff09\u3002",
  "discovererName": "Mozilla",
  "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\nhttp://www.mozilla.org/security/announce/2016/mfsa2016-37.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01645",
  "openTime": "2016-03-15",
  "patchDescription": "Mozilla Firefox\u548cFirefox ESR\u90fd\u662f\u7f8e\u56fdMozilla\u57fa\u91d1\u4f1a\u5f00\u53d1\u7684\u6d4f\u89c8\u5668\u4ea7\u54c1\u3002Firefox\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\uff08\u6570\u636e\u7ed8\u56fe\uff09\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\u4e2d\u7684\u2018graphite2::TtfUtil::CmapSubtable4NextCodepoint\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684Graphite\u667a\u80fd\u5b57\u4f53\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\uff09\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\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01645\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Mozilla Firefox \u003c 45.0",
      "Mozilla Firefox ESR 38.x(\u003c38.7)",
      "Graphite Graphite 2"
    ]
  },
  "referenceLink": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-2802",
  "serverity": "\u4e2d",
  "submitTime": "2016-03-11",
  "title": "Mozilla Firefox\u548cFirefox ESR Graphite 2\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01645\uff09"
}



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