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Sicherheit: Mehrere Probleme in RAR
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in RAR
ID: 201709-24
Distribution: Gentoo
Plattformen: Keine Angabe
Datum: Di, 26. September 2017, 04:58
Referenzen: https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12940
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12941
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6706
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12942

Originalnachricht

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Gentoo Linux Security Advisory GLSA 201709-24
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https://security.gentoo.org/
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Severity: Normal
Title: RAR, UnRAR: Multiple vulnerabilities
Date: September 25, 2017
Bugs: #622342, #628182, #628184
ID: 201709-24

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Synopsis
========

Multiple vulnerabilities have been found in RAR and UnRAR, the worst of
which may allow attackers to execute arbitrary code.

Background
==========

RAR and UnRAR provide command line interfaces for compressing and
decompressing RAR files.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-arch/rar < 5.5.0_p20170811 >= 5.5.0_p20170811
2 app-arch/unrar < 5.5.7 >= 5.5.7
-------------------------------------------------------------------
2 affected packages

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

Multiple vulnerabilities have been discovered in RAR and UnRAR. Please
review the referenced CVE identifiers for details.

Impact
======

A remote attacker, by enticing a user to open a specially crafted RAR,
could possibly execute arbitrary code with the privileges of the
process or cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All RAR users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose
">=app-arch/rar-5.5.0_p20170811"

All UnRAR users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-arch/unrar-5.5.7"

References
==========

[ 1 ] CVE-2012-6706
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6706
[ 2 ] CVE-2017-12940
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12940
[ 3 ] CVE-2017-12941
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12941
[ 4 ] CVE-2017-12942
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12942

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

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

https://security.gentoo.org/glsa/201709-24

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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