CNVD-2016-07248

Vulnerability from cnvd - Published: 2016-09-06
VLAI
Title
libgd ‘read_image_tga’堆缓冲区溢出漏洞
Description
libgd(又名GD Graphics Library或libgd2)是美国软件开发者Thomas Boutell所研发的一个开源的用于动态创建图像的库,它支持创建图表、图形和缩略图等。 libgd中存在基于堆的缓冲区溢出漏洞,该漏洞源于程序未能对用户提交的输入执行正确的边界检查。攻击者可利用该漏洞获取敏感信息。
Severity
Patch Name
libgd ‘read_image_tga’堆缓冲区溢出漏洞的补丁
Patch Description
libgd(又名GD Graphics Library或libgd2)是美国软件开发者Thomas Boutell所研发的一个开源的用于动态创建图像的库,它支持创建图表、图形和缩略图等。 libgd中存在基于堆的缓冲区溢出漏洞,该漏洞源于程序未能对用户提交的输入执行正确的边界检查。攻击者可利用该漏洞获取敏感信息。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,详情请关注厂商主页: http://libgd.org

Reference
http://www.securityfocus.com/bid/91743
Impacted products
Name
Libgd Libgd
Show details on source website

{
  "bids": {
    "bid": {
      "bidNumber": "91743"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-6905"
    }
  },
  "description": "libgd\uff08\u53c8\u540dGD Graphics Library\u6216libgd2\uff09\u662f\u7f8e\u56fd\u8f6f\u4ef6\u5f00\u53d1\u8005Thomas Boutell\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u7528\u4e8e\u52a8\u6001\u521b\u5efa\u56fe\u50cf\u7684\u5e93\uff0c\u5b83\u652f\u6301\u521b\u5efa\u56fe\u8868\u3001\u56fe\u5f62\u548c\u7f29\u7565\u56fe\u7b49\u3002\r\n\r\nlibgd\u4e2d\u5b58\u5728\u57fa\u4e8e\u5806\u7684\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5bf9\u7528\u6237\u63d0\u4ea4\u7684\u8f93\u5165\u6267\u884c\u6b63\u786e\u7684\u8fb9\u754c\u68c0\u67e5\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002",
  "discovererName": "Ke Liu of Tencent\u0027s Xuanwu LAB",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttp://libgd.org",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-07248",
  "openTime": "2016-09-06",
  "patchDescription": "libgd\uff08\u53c8\u540dGD Graphics Library\u6216libgd2\uff09\u662f\u7f8e\u56fd\u8f6f\u4ef6\u5f00\u53d1\u8005Thomas Boutell\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u7528\u4e8e\u52a8\u6001\u521b\u5efa\u56fe\u50cf\u7684\u5e93\uff0c\u5b83\u652f\u6301\u521b\u5efa\u56fe\u8868\u3001\u56fe\u5f62\u548c\u7f29\u7565\u56fe\u7b49\u3002\r\n\r\nlibgd\u4e2d\u5b58\u5728\u57fa\u4e8e\u5806\u7684\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5bf9\u7528\u6237\u63d0\u4ea4\u7684\u8f93\u5165\u6267\u884c\u6b63\u786e\u7684\u8fb9\u754c\u68c0\u67e5\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\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": "libgd \u2018read_image_tga\u2019\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Libgd Libgd"
  },
  "referenceLink": "http://www.securityfocus.com/bid/91743",
  "serverity": "\u4e2d",
  "submitTime": "2016-09-06",
  "title": "libgd \u2018read_image_tga\u2019\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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