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[gentoo-announce] [ GLSA 201811-07 ] Pango: Denial of Service

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: <75d15231-3c62-c336-b51f-112e9c9bccd7@gentoo.org>
Subject: [ GLSA 201811-07 ] Pango: Denial of Service

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Gentoo Linux Security Advisory GLSA 201811-07
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https://security.gentoo.org/
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Severity: Normal
Title: Pango: Denial of Service
Date: November 10, 2018
Bugs: #664108
ID: 201811-07

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Synopsis
========
A vulnerability in Pango could result in a Denial of Service condition.

Background
==========
Library for layout and rendering of internationalized text.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 x11-libs/pango < 1.42.4 >= 1.42.4

Description
===========
Processing certain invalid Emoji sequences in a GTK+ application can
trigger a reachable assertion resulting in an application crash.

Impact
======
A remote attacker could provide a specially crafted Emoji sequences,
possibly resulting in a Denial of Service condition.

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

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

# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-libs/pango-1.42.4"

References
==========
[ 1 ] CVE-2018-15120
https://nvd.nist.gov/vuln/detail/CVE-2018-15120

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

https://security.gentoo.org/glsa/201811-07

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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