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Sigurnosni nedostatak programskog paketa elfutils

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

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Gentoo Linux Security Advisory GLSA 201612-32
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https://security.gentoo.org/
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Severity: Normal
Title: elfutils: Heap-based buffer overflow
Date: December 13, 2016
Bugs: #507246
ID: 201612-32

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Synopsis
========

A heap-based buffer overflow vulnerability in elfutils might allow
remote attackers to execute arbitrary code.

Background
==========

Elfutils provides a library and utilities to access, modify and analyse
ELF objects.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 dev-libs/elfutils < 0.159 >= 0.159

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

An integer overflow, in the check_section function of
dwarf_begin_elf.c, in the libdw library can lead to a heap-based buffer
overflow.

Impact
======

A remote attacker could entice a user to open a specially crafted file,
possibly resulting in the 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 elfutils users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-libs/elfutils-0.159”

References
==========

[ 1 ] CVE-2014-0172
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0172

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

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

https://security.gentoo.org/glsa/201612-32

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 2016 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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<pre style=”color: rgb(0, 0, 0); font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; white-space: pre-wrap;”>- – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 201612-32
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
<a class=”moz-txt-link-freetext” href=”https://security.gentoo.org/”>https://security.gentoo.org/</a>
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Severity: Normal
Title: elfutils: Heap-based buffer overflow
Date: December 13, 2016
Bugs: #507246
ID: 201612-32

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

Synopsis
========

A heap-based buffer overflow vulnerability in elfutils might allow
remote attackers to execute arbitrary code.

Background
==========

Elfutils provides a library and utilities to access, modify and analyse
ELF objects.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 dev-libs/elfutils < 0.159 >= 0.159

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

An integer overflow, in the check_section function of
dwarf_begin_elf.c, in the libdw library can lead to a heap-based buffer
overflow.

Impact
======

A remote attacker could entice a user to open a specially crafted file,
possibly resulting in the 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 elfutils users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-libs/elfutils-0.159”

References
==========

[ 1 ] CVE-2014-0172
<a class=”moz-txt-link-freetext” href=”http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0172″>http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0172</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/201612-32″>https://security.gentoo.org/glsa/201612-32</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 2016 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-2016-12-0104-ADV
CveCERT-CVE-DUMMY
ID izvornikaCERT-ORIGID-DUMMY
ProizvodCERT-DUMMY-PRODUCT
Izvorhttp://www.adobe.com/
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