Null Pointer Dereference in ReadOneJNGImage in GraphicsMagick 1.3.26

CVE-2017-15930 · MEDIUM Severity

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

In ReadOneJNGImage in coders/png.c in GraphicsMagick 1.3.26, a Null Pointer Dereference occurs while transferring JPEG scanlines, related to a PixelPacket pointer.

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