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[gentoo-announce] [ GLSA 201811-08 ] Okular: Directory traversal

Posted on 10 November 2018
Gentoo-announce

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From: Thomas Deutschmann <whissi@gentoo.org>
Reply-To: security@gentoo.org
To: gentoo-announce@lists.gentoo.org
Message-ID: <9755e62f-c532-2e51-63f4-1fcca9e7be18@gentoo.org>
Subject: [ GLSA 201811-08 ] Okular: Directory traversal

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Gentoo Linux Security Advisory GLSA 201811-08
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https://security.gentoo.org/
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Severity: Normal
Title: Okular: Directory traversal
Date: November 10, 2018
Bugs: #665662
ID: 201811-08

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Synopsis
========
Okular is vulnerable to a directory traversal attack.

Background
==========
Okular is a universal document viewer based on KPDF for KDE 4.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 kde-apps/okular < 18.04.3-r1 >= 18.04.3-r1

Description
===========
It was discovered that Okular contains a Directory Traversal
vulnerability in function unpackDocumentArchive() in core/document.cpp.

Impact
======
A remote attacker could entice a user to open a specially crafted
Okular archive, possibly allowing the writing of arbitrary files with
the privileges of the process.

Workaround
==========
There is no known workaround at this time.

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

# emerge --sync
# emerge --ask --oneshot --verbose ">=kde-apps/okular-18.04.3-r1"

References
==========
[ 1 ] CVE-2018-1000801
https://nvd.nist.gov/vuln/detail/CVE-2018-1000801

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

https://security.gentoo.org/glsa/201811-08

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 2018 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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