Exploit/Advisories

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Gentoo Linux Security Advisory GLSA 202209-21
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https://security.gentoo.org/
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Severity: High
Title: Poppler: Arbitrary Code Execution
Date: September 29, 2022
Bugs: #867958
ID: 202209-21

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Synopsis
=======
A vulnerability has been discovered in Poppler which could allow for
arbitrary code execution.

Background
=========
Poppler is a PDF rendering library based on the xpdf-3.0 code base.

Affected packages
================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-text/poppler < 22.09.0 >= 22.09.0

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

Impact
=====
Processing a specially crafted PDF file or JBIG2 image could lead to a
crash or the execution of arbitrary code.

Workaround
=========
Avoid opening untrusted PDFs.

Resolution
=========
All Poppler users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-text/poppler-22.09.0"

References
=========
[ 1 ] CVE-2021-30860
https://nvd.nist.gov/vuln/detail/CVE-2021-30860
[ 2 ] CVE-2022-38784
https://nvd.nist.gov/vuln/detail/CVE-2022-38784

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

https://security.gentoo.org/glsa/202209-21

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 2022 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

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