Stack-based Buffer Over-read Vulnerability in Xpdf 4.01.01
CVE-2019-12493 · MEDIUM Severity
AV:N/AC:M/AU:N/C:P/I:N/A:P
A stack-based buffer over-read exists in PostScriptFunction::transform in Function.cc in Xpdf 4.01.01 because GfxSeparationColorSpace and GfxDeviceNColorSpace mishandle tint transform functions. It can, for example, be triggered by sending a crafted PDF document to the pdftops tool. It might allow an attacker to cause Denial of Service or leak memory data.
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