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Gentoo: GLSA-201701-03 Normal: Libarchive Remote Execution Threats

gentoo
Calendar Grey January 1, 2017
Dist Gentoo Esm H88
Uncover weaknesses within libarchive that pose threats to Gentoo operators and essential updates to alleviate dangers of remote exploitation.
Multiple vulnerabilities have been found in libarchive, the worst of which allows for the remote execution of arbitrary code.

Summary

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

Topics%20covered

Topics Covered

security advisory gentoo remote execution multiple threats normal severity libarchive

Resolution

All libarchive users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-arch/libarchive-3.2.2"

References

[ 1 ] CVE-2015-2304 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-2304 [ 2 ] CVE-2015-8915 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8915 [ 3 ] CVE-2015-8916 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8916 [ 4 ] CVE-2015-8917 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8917 [ 5 ] CVE-2015-8918 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8918 [ 6 ] CVE-2015-8919 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8919 [ 7 ] CVE-2015-8920 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8920 [ 8 ] CVE-2015-8921 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8921 [ 9 ] CVE-2015-8922 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8922 [ 10 ] CVE-2015-8923 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8923 [ 11 ] CVE-2015-8924 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8924 [ 12 ] CVE-2015-8925 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8925 [ 13 ] CVE-2015-8926 http://nvd.nist.gov/nvd.cfm?cvena...

Read the Full Advisory

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201701-03
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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.

Severity: Normal
Title: libarchive: Multiple vulnerabilities
Date: January 01, 2017
Bugs: #548110, #552646, #582526, #586086, #586182, #596568, #598950
ID: 201701-03

Topics%20covered

Topics Covered

security advisory gentoo remote execution multiple threats normal severity libarchive

Synopsis

Multiple vulnerabilities have been found in libarchive, the worst of which allows for the remote execution of arbitrary code.

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.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-arch/libarchive < 3.2.2 >= 3.2.2

Impact

===== A remote attacker could entice a user to open a specially crafted archive 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.

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