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[gentoo-announce] [ GLSA 201701-54 ] DCRaw: Buffer overflow

Posted on 23 January 2017
Gentoo-announce

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From: Aaron Bauman <bman@gentoo.org>
To: gentoo-announce@lists.gentoo.org
Message-ID: <d05aaa47-7368-3a3d-33dc-23810477bda0@gentoo.org>
Subject: [ GLSA 201701-54 ] DCRaw: Buffer overflow

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Gentoo Linux Security Advisory GLSA 201701-54
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https://security.gentoo.org/
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Severity: Normal
Title: DCRaw: Buffer overflow
Date: January 23, 2017
Bugs: #549336
ID: 201701-54

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Synopsis
========
A buffer overflow in DCRaw might allow remote attackers to cause a
Denial of Service condition.

Background
==========
Command-line decoder for raw digital photos.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-gfx/dcraw < 9.26.0 >= 9.26.0

Description
===========
An integer overflow was discovered in the ljpeg_start function in
DCRaw.

Impact
======
Remote attackers, by enticing a user to open a specially crafted image,
could cause a Denial of Service condition.

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

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

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-gfx/dcraw-9.26.0"

References
==========
[ 1 ] CVE-2015-3885
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3885

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

https://security.gentoo.org/glsa/201701-54

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 2017 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.

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


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