CNVD-2018-06658

Vulnerability from cnvd - Published: 2018-03-29
VLAI
Title
Exempi 'PSD_MetaHandler::CacheFileData()'函数堆缓冲区溢出漏洞
Description
Exempi是一个基于Adobe XMP SDK的XMP的开源实现。 Exempi 2.4.4及之前版本中的'PSD_MetaHandler::CacheFileData()'函数存在堆缓冲区溢出漏洞,该漏洞源于在XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp文件中,程序未能正确的处理长度为0xffffffff的情况。攻击者可借助特制的xls文件利用该漏洞造成拒绝服务。
Severity
Patch Name
Exempi 'PSD_MetaHandler::CacheFileData()'函数堆缓冲区溢出漏洞的补丁
Patch Description
Exempi是一个基于Adobe XMP SDK的XMP的开源实现。 Exempi 2.4.4及之前版本中的'PSD_MetaHandler::CacheFileData()'函数存在堆缓冲区溢出漏洞,该漏洞源于在XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp文件中,程序未能正确的处理长度为0xffffffff的情况。攻击者可借助特制的xls文件利用该漏洞造成拒绝服务。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://cgit.freedesktop.org/exempi/commit/?id=6cbd34025e5fd3ba47b29b602096e456507ce83b

Reference
https://nvd.nist.gov/vuln/detail/CVE-2018-7730
Impacted products
Name
Exempi Exempi <=2.4.4
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-7730"
    }
  },
  "description": "Exempi\u662f\u4e00\u4e2a\u57fa\u4e8eAdobe XMP SDK\u7684XMP\u7684\u5f00\u6e90\u5b9e\u73b0\u3002\r\n\r\nExempi 2.4.4\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u0027PSD_MetaHandler::CacheFileData()\u0027\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp\u6587\u4ef6\u4e2d\uff0c\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5904\u7406\u957f\u5ea6\u4e3a0xffffffff\u7684\u60c5\u51b5\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684xls\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Leon",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://cgit.freedesktop.org/exempi/commit/?id=6cbd34025e5fd3ba47b29b602096e456507ce83b",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-06658",
  "openTime": "2018-03-29",
  "patchDescription": "Exempi\u662f\u4e00\u4e2a\u57fa\u4e8eAdobe XMP SDK\u7684XMP\u7684\u5f00\u6e90\u5b9e\u73b0\u3002\r\n\r\nExempi 2.4.4\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u0027PSD_MetaHandler::CacheFileData()\u0027\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp\u6587\u4ef6\u4e2d\uff0c\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5904\u7406\u957f\u5ea6\u4e3a0xffffffff\u7684\u60c5\u51b5\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684xls\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\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": "Exempi \u0027PSD_MetaHandler::CacheFileData()\u0027\u51fd\u6570\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Exempi Exempi \u003c=2.4.4"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-7730",
  "serverity": "\u4e2d",
  "submitTime": "2018-03-07",
  "title": "Exempi \u0027PSD_MetaHandler::CacheFileData()\u0027\u51fd\u6570\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}



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