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Gentoo Linux Security Advisory                           GLSA 202408-29
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: MuPDF: Multiple Vulnerabilities
     Date: August 12, 2024
     Bugs: #803305
       ID: 202408-29

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Synopsis
========

Multiple vulnerabilities have been discovered in MuPDF, the worst of
which could lead to arbitrary code execution.

Background
==========

A lightweight PDF, XPS, and E-book viewer.

Affected packages
=================

Package         Vulnerable    Unaffected
--------------  ------------  ------------
app-text/mupdf  < 1.20.0      >= 1.20.0

Description
===========

Multiple vulnerabilities have been discovered in MuPDF. Please review
the CVE identifiers referenced below for details.

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All MuPDF users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-text/mupdf-1.20.0"

References
==========

[ 1 ] CVE-2021-4216
      https://nvd.nist.gov/vuln/detail/CVE-2021-4216
[ 2 ] CVE-2021-37220
      https://nvd.nist.gov/vuln/detail/CVE-2021-37220

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 https://security.gentoo.org/glsa/202408-29

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2024 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5