Sicherheit: Mehrere Probleme in OpenSSH

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From: Aaron Bauman <bman@gentoo.org>
To: gentoo-announce@lists.gentoo.org
Message-ID: <ede80514-213e-ed59-4621-4f6a13836615@gentoo.org>
Subject: [ GLSA 201612-18 ] OpenSSH: Multiple vulnerabilities

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Gentoo Linux Security Advisory GLSA 201612-18
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https://security.gentoo.org/
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Severity: Normal
Title: OpenSSH: Multiple vulnerabilities
Date: December 07, 2016
Bugs: #576954, #580410, #589088, #590202, #595342, #597360
ID: 201612-18

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Synopsis
========

Multiple vulnerabilities have been found in OpenSSH, the worst of which
allows remote attackers to cause Denial of Service.

Background
==========

OpenSSH is a complete SSH protocol implementation that includes SFTP
client and server support.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/openssh < 7.3_p1-r7 >= 7.3_p1-r7

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

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

Impact
======

Remote attackers could cause Denial of Service and conduct user
enumeration.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All OpenSSH users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/openssh-7.3_p1-r7"

References
==========

[ 1 ] CVE-2015-8325
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8325
[ 2 ] CVE-2016-1908
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1908
[ 3 ] CVE-2016-3115
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-3115
[ 4 ] CVE-2016-6210
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-6210
[ 5 ] CVE-2016-8858
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-8858

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

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

https://security.gentoo.org/glsa/201612-18

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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Gentoo Linux Security Advisory GLSA 201612-18
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<a
class=3D"moz-txt-link-freet=
ext" href=3D"https://security.gentoo.org/">https://security.gentoo.org/</=
a>
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Severity: Normal
Title: OpenSSH: Multiple vulnerabilities
Date: December 07, 2016
Bugs: #576954, #580410, #589088, #590202, #595342, #597360
ID: 201612-18

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
=3D=3D=3D=3D=3D=3D=3D=3D

Multiple vulnerabilities have been found in OpenSSH, the worst of which
allows remote attackers to cause Denial of Service.

Background
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

OpenSSH is a complete SSH protocol implementation that includes SFTP
client and server support.

Affected packages
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/openssh < 7.3_p1-r7 >=3D
7.3_p=
1-r7=20

Description
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

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

Impact
=3D=3D=3D=3D=3D=3D

Remote attackers could cause Denial of Service and conduct user
enumeration.

Workaround
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

There is no known workaround at this time.

Resolution
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

All OpenSSH users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose
">=3Dnet-misc/openssh-7.3_p1-r7"

References
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

[ 1 ] CVE-2015-8325
<a class=3D"moz-txt-link-freetext" href=3D"http://nvd.nist.gov/nvd.=
cfm?cvename=3DCVE-2015-8325">http://nvd.nist.gov/nvd.cfm?cvename=3DCVE-20=
15-8325</a>
[ 2 ] CVE-2016-1908
<a class=3D"moz-txt-link-freetext" href=3D"http://nvd.nist.gov/nvd.=
cfm?cvename=3DCVE-2016-1908">http://nvd.nist.gov/nvd.cfm?cvename=3DCVE-20=
16-1908</a>
[ 3 ] CVE-2016-3115
<a class=3D"moz-txt-link-freetext" href=3D"http://nvd.nist.gov/nvd.=
cfm?cvename=3DCVE-2016-3115">http://nvd.nist.gov/nvd.cfm?cvename=3DCVE-20=
16-3115</a>
[ 4 ] CVE-2016-6210
<a class=3D"moz-txt-link-freetext" href=3D"http://nvd.nist.gov/nvd.=
cfm?cvename=3DCVE-2016-6210">http://nvd.nist.gov/nvd.cfm?cvename=3DCVE-20=
16-6210</a>
[ 5 ] CVE-2016-8858
<a class=3D"moz-txt-link-freetext" href=3D"http://nvd.nist.gov/nvd.=
cfm?cvename=3DCVE-2016-8858">http://nvd.nist.gov/nvd.cfm?cvename=3DCVE-20=
16-8858</a>

Availability
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

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

<a class=3D"moz-txt-link-freetext" href=3D"https://security.gentoo.org/g=
lsa/201612-18">https://security.gentoo.org/glsa/201612-18</a>

Concerns?
=3D=3D=3D=3D=3D=3D=3D=3D=3D

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=3D"moz-txt-link-abbreviated"
href=3D"mailto:security@gentoo.org"=
>security@gentoo.org</a> or alternatively, you may file a bug at
<a class=3D"moz-txt-link-freetext" href=3D"https://bugs.gentoo.org">https=
://bugs.gentoo.org</a>.

License
=3D=3D=3D=3D=3D=3D=3D

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=3D"moz-txt-link-freetext" href=3D"http://creativecommons.org/lic=
enses/by-sa/2.5">http://creativecommons.org/licenses/by-sa/2.5</a></pre>
</body>
</html>

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