NULL Pointer Dereference Vulnerability in Xpdf 4.00's DCTStream::readScan Function

CVE-2018-18457 · MEDIUM Severity

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

The function DCTStream::readScan in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted pdf file, as demonstrated by pdftoppm.

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