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CVE-2019-9959Poppler 输入验证错误漏洞 发布时间:2019-07-23类型:CANstatus:Candidatephase:Assigned 漏洞描述Poppler是一个用于生成PDF的C++类库,该库是从Xpdf(PDF阅读器)继承而来。 Poppler 0.78.0及之前版本中的‘JPXStream::init’函数存在输入验证错误漏洞。该漏洞源于网络系统或产品未对输入的数据进行正确的验证。The JPXStream::init function in Poppler 0.78.0 and earlier doesn't check for negative values of stream length, leading to an Integer Overflow, thereby making it possible to allocate a large memory chunk on the heap, with a size controlled by an attacker, as demonstrated by pdftocairo. 参考文献
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