Sigurnosni nedostaci programskog paketa OptiPNG

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Gentoo Linux Security Advisory GLSA 201801-02
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https://security.gentoo.org/
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Severity: Normal
Title: OptiPNG: Multiple vulnerabilities
Date: January 07, 2018
Bugs: #637936, #639690
ID: 201801-02

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Synopsis
========

Multiple vulnerabilities have been found in OptiPNG, the worst of which
may allow execution of arbitrary code.

Background
==========

OptiPNG is a PNG optimizer that re-compresses image files to a smaller
size, without losing any information.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 media-gfx/optipng < 0.7.6-r2 >= 0.7.6-r2

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

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

Impact
======

A remote attacker could entice a user to process a specially crafted
image file, possibly resulting in execution of arbitrary code with the
privileges of the process or a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All OptiPNG users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=media-gfx/optipng-0.7.6-r2”

References
==========

[ 1 ] CVE-2017-1000229
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-1000229
[ 2 ] CVE-2017-16938
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-16938

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

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

https://security.gentoo.org/glsa/201801-02

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.<!DOCTYPE HTML PUBLIC “-//W3C//DTD HTML 4.0//EN” “http://www.w3.org/TR/REC-html40/strict.dtd”>
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- – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – -
Gentoo Linux Security Advisory GLSA 201801-02
- – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – -
 https://security.gentoo.org/
- – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – -
 
 Severity: Normal
 Title: OptiPNG: Multiple vulnerabilities
 Date: January 07, 2018
 Bugs: #637936, #639690
 ID: 201801-02
 
- – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – -
 
Synopsis
========
 
Multiple vulnerabilities have been found in OptiPNG, the worst of which
may allow execution of arbitrary code.
 
Background
==========
 
OptiPNG is a PNG optimizer that re-compresses image files to a smaller
size, without losing any information.
 
Affected packages
=================
 
 ——————————————————————-
 Package / Vulnerable / Unaffected
 ——————————————————————-
 1 media-gfx/optipng < 0.7.6-r2 >= 0.7.6-r2 
 
Description
===========
 
Multiple vulnerabilities have been discovered in OptiPNG. Please review
the referenced CVE identifiers for details.
 
Impact
======
 
A remote attacker could entice a user to process a specially crafted
image file, possibly resulting in execution of arbitrary code with the
privileges of the process or a Denial of Service condition.
 
Workaround
==========
 
There is no known workaround at this time. 
 
Resolution
==========
 
All OptiPNG users should upgrade to the latest version:
 
 # emerge –sync
 # emerge –ask –oneshot –verbose ">=media-gfx/optipng-0.7.6-r2"
 
References
==========
 
[ 1 ] CVE-2017-1000229
 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-1000229
[ 2 ] CVE-2017-16938
 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-16938
 
Availability
============
 
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
 
 https://security.gentoo.org/glsa/201801-02
 
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.
 
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Sigurnosni nedostaci programskog paketa OptiPNG

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