PT-2019-18527 · Artifex · Artifex Mupdf

Erez · Published 2019-06-13 · Updated 2024-09-11 · CVE-2019-7321

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Artifex MuPDF version 1.14

Description The issue is related to the usage of an uninitialized variable in the function fz load jpeg, which can result in a heap overflow. This allows an attacker to execute arbitrary code.

Recommendations For Artifex MuPDF version 1.14, consider updating to a newer version that contains a fix for this issue, as using an uninitialized variable in the fz load jpeg function poses a significant risk. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use of Uninitialized Resource

Memory Corruption

Weakness Enumeration

CWE-908

CWE-787

Related Identifiers

CVE-2019-7321

Affected Products

Artifex Mupdf

References · 7

• https://github.com/ereisr00/bagofbugz/tree/master/MuPDF/700560 · Patch
• https://osv.dev/vulnerability/CVE-2019-7321 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-7321 · Security Note
• https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=2be83b57e77938fddbb06bdffb11979ad89a9c7d · Note
• https://bugs.ghostscript.com/show_bug.cgi?id=700560 · Note
• https://t.me/cvenotify/94221 · Telegram Post
• https://t.me/cvenotify/86574 · Telegram Post