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[gentoo-announce] [ GLSA 201710-19 ] libarchive: Multiple vulnerabilities

Posted on 18 October 2017
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201710-19
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https://security.gentoo.org/
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Severity: Normal
Title: libarchive: Multiple vulnerabilities
Date: October 18, 2017
Bugs: #618026
ID: 201710-19

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Synopsis
========
Multiple vulnerabilities have been found in libarchive, the worst of
which could lead to a Denial of Service condition.

Background
==========
libarchive is a library for manipulating different streaming archive
formats, including certain tar variants, several cpio formats, and both
BSD and GNU ar variants.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-arch/libarchive < 3.3.0 >= 3.3.0

Description
===========
Multiple vulnerabilities have been discovered in libarchive. Please
review the referenced CVE identifiers for details.

Impact
======
A remote attacker, via a specially crafted file, could possibly cause a
Denial of Service condition.

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

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

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-arch/libarchive-3.3.0"

References
==========
[ 1 ] CVE-2016-10349
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-10349
[ 2 ] CVE-2016-10350
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-10350

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

https://security.gentoo.org/glsa/201710-19

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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