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Sigurnosni nedostaci programskog paketa Expat

  • Detalji os-a: WN7
  • Važnost: IMP
  • Operativni sustavi: L
  • Kategorije: LGE

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Gentoo Linux Security Advisory GLSA 201701-21
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https://security.gentoo.org/
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Severity: Normal
Title: Expat: Multiple vulnerabilities
Date: January 11, 2017
Bugs: #458742, #555642, #577928, #583268, #585510
ID: 201701-21

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Synopsis
========

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

Background
==========

Expat is a set of XML parsing libraries.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 dev-libs/expat < 2.2.0-r1 >= 2.2.0-r1

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

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

Impact
======

A remote attacker, by enticing a user to process a specially crafted
XML file, could execute arbitrary code with the privileges of the
process or cause a Denial of Service condition. This attack could also
be used against automated systems that arbitrarily process XML files.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Expat users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-libs/expat-2.2.0-r1”

References
==========

[ 1 ] CVE-2012-6702
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6702
[ 2 ] CVE-2013-0340
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0340
[ 3 ] CVE-2015-1283
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1283
[ 4 ] CVE-2016-0718
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-0718
[ 5 ] CVE-2016-4472
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4472
[ 6 ] CVE-2016-5300
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-5300

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

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

https://security.gentoo.org/glsa/201701-21

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 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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Gentoo Linux Security Advisory GLSA 201701-21
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
<a class=”moz-txt-link-freetext” href=”https://security.gentoo.org/”>https://security.gentoo.org/</a>
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Severity: Normal
Title: Expat: Multiple vulnerabilities
Date: January 11, 2017
Bugs: #458742, #555642, #577928, #583268, #585510
ID: 201701-21

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Synopsis
========

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

Background
==========

Expat is a set of XML parsing libraries.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 dev-libs/expat < 2.2.0-r1 >= 2.2.0-r1

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

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

Impact
======

A remote attacker, by enticing a user to process a specially crafted
XML file, could execute arbitrary code with the privileges of the
process or cause a Denial of Service condition. This attack could also
be used against automated systems that arbitrarily process XML files.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Expat users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-libs/expat-2.2.0-r1”

References
==========

[ 1 ] CVE-2012-6702
<a class=”moz-txt-link-freetext” href=”http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6702″>http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6702</a>
[ 2 ] CVE-2013-0340
<a class=”moz-txt-link-freetext” href=”http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0340″>http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0340</a>
[ 3 ] CVE-2015-1283
<a class=”moz-txt-link-freetext” href=”http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1283″>http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1283</a>
[ 4 ] CVE-2016-0718
<a class=”moz-txt-link-freetext” href=”http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-0718″>http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-0718</a>
[ 5 ] CVE-2016-4472
<a class=”moz-txt-link-freetext” href=”http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4472″>http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4472</a>
[ 6 ] CVE-2016-5300
<a class=”moz-txt-link-freetext” href=”http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-5300″>http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-5300</a>

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

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

<a class=”moz-txt-link-freetext” href=”https://security.gentoo.org/glsa/201701-21″>https://security.gentoo.org/glsa/201701-21</a>

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
<a class=”moz-txt-link-abbreviated” href=”mailto:security@gentoo.org”>security@gentoo.org</a> or alternatively, you may file a bug at
<a class=”moz-txt-link-freetext” href=”https://bugs.gentoo.org”>https://bugs.gentoo.org</a>.

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.

<a class=”moz-txt-link-freetext” href=”http://creativecommons.org/licenses/by-sa/2.5″>http://creativecommons.org/licenses/by-sa/2.5</a></pre>
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AutorMarko Stanec
Cert idNCERT-REF-2017-01-0019-ADV
CveCERT-CVE-DUMMY
ID izvornikaCERT-ORIGID-DUMMY
ProizvodCERT-DUMMY-PRODUCT
Izvorhttp://www.adobe.com/
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