Denial of Service Vulnerability in Artifex MuPDF 1.13.0

CVE-2018-16648 · MEDIUM Severity

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

In Artifex MuPDF 1.13.0, the fz_append_byte function in fitz/buffer.c allows remote attackers to cause a denial of service (segmentation fault) via a crafted pdf file. This is caused by a pdf/pdf-device.c pdf_dev_alpha array-index underflow.

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