Heap-based Buffer Over-read Vulnerability in GfxImageColorMap Class of Xpdf 4.00

CVE-2018-18455 · MEDIUM Severity

AV:N/AC:M/AU:N/C:N/I:N/A:P

The GfxImageColorMap class in GfxState.cc in Xpdf 4.00 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted pdf file, as demonstrated by pdftoppm.

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