CVE-2018-16648

PoC —

CVSS 3.0

5.5 medium

EPSS

1%p72

Published

Sep 6, 2018 (Sep 6, 2018)

Modified

Jun 17, 2026

Description

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.

Vendors: artifex
Products: mupdf
Weakness: CWE-129
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.5%)

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