Sigurnosni nedostaci programskog paketa Xen

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Gentoo Linux Security Advisory GLSA 201604-03
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https://security.gentoo.org/
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Severity: Normal
Title: Xen: Multiple vulnerabilities
Date: April 05, 2016
Bugs: #445254, #513832, #547202, #549200, #549950, #550658,
#553664, #553718, #555532, #556304, #561110, #564472,
#564932, #566798, #566838, #566842, #567962, #571552,
#571556, #574012
ID: 201604-03

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Synopsis
========

Multiple vulnerabilities have been found in Xen, the worst of which
cause a Denial of Service.

Background
==========

Xen is a bare-metal hypervisor.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 app-emulation/xen < 4.6.0-r9 >= 4.6.0-r9
*>= 4.5.2-r5
2 app-emulation/xen-pvgrub
< 4.6.0 Vulnerable!
3 app-emulation/xen-tools < 4.6.0-r9 >= 4.6.0-r9
*>= 4.5.2-r5
4 app-emulation/pvgrub >= 4.6.0
*>= 4.5.2
——————————————————————-
NOTE: Certain packages are still vulnerable. Users should migrate
to another package if one is available or wait for the
existing packages to be marked stable by their
architecture maintainers.
——————————————————————-
4 affected packages

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

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

Impact
======

A local attacker could possibly cause a Denial of Service condition or
obtain sensitive information.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Xen 4.5 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=app-emulation/xen-4.5.2-r5”

All Xen 4.6 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=app-emulation/xen-4.6.0-r9”

All Xen tools 4.5 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot -v “>=app-emulation/xen-tools-4.5.2-r5”

All Xen tools 4.6 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot -v “>=app-emulation/xen-tools-4.6.0-r9”

All Xen pvgrub users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=app-emulation/xen-pvgrub-4.6.0”

References
==========

[ 1 ] CVE-2012-3494
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3494
[ 2 ] CVE-2012-3495
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3495
[ 3 ] CVE-2012-3496
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3496
[ 4 ] CVE-2012-3497
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3497
[ 5 ] CVE-2012-3498
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3498
[ 6 ] CVE-2012-3515
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3515
[ 7 ] CVE-2012-4411
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-4411
[ 8 ] CVE-2012-4535
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-4535
[ 9 ] CVE-2012-4536
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-4536
[ 10 ] CVE-2012-4537
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-4537
[ 11 ] CVE-2012-4538
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-4538
[ 12 ] CVE-2012-4539
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-4539
[ 13 ] CVE-2012-6030
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6030
[ 14 ] CVE-2012-6031
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6031
[ 15 ] CVE-2012-6032
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6032
[ 16 ] CVE-2012-6033
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6033
[ 17 ] CVE-2012-6034
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6034
[ 18 ] CVE-2012-6035
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6035
[ 19 ] CVE-2012-6036
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6036
[ 20 ] CVE-2015-2151
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-2151
[ 21 ] CVE-2015-3209
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3209
[ 22 ] CVE-2015-3259
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3259
[ 23 ] CVE-2015-3340
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3340
[ 24 ] CVE-2015-3456
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3456
[ 25 ] CVE-2015-4103
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4103
[ 26 ] CVE-2015-4104
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4104
[ 27 ] CVE-2015-4105
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4105
[ 28 ] CVE-2015-4106
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4106
[ 29 ] CVE-2015-4163
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4163
[ 30 ] CVE-2015-4164
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4164
[ 31 ] CVE-2015-5154
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-5154
[ 32 ] CVE-2015-7311
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7311
[ 33 ] CVE-2015-7504
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7504
[ 34 ] CVE-2015-7812
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7812
[ 35 ] CVE-2015-7813
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7813
[ 36 ] CVE-2015-7814
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7814
[ 37 ] CVE-2015-7835
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7835
[ 38 ] CVE-2015-7871
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7871
[ 39 ] CVE-2015-7969
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7969
[ 40 ] CVE-2015-7970
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7970
[ 41 ] CVE-2015-7971
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7971
[ 42 ] CVE-2015-7972
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7972
[ 43 ] CVE-2015-8339
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8339
[ 44 ] CVE-2015-8340
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8340
[ 45 ] CVE-2015-8341
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8341
[ 46 ] CVE-2015-8550
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8550
[ 47 ] CVE-2015-8551
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8551
[ 48 ] CVE-2015-8552
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8552
[ 49 ] CVE-2015-8554
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8554
[ 50 ] CVE-2015-8555
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8555
[ 51 ] CVE-2016-2270
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2270
[ 52 ] CVE-2016-2271
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2271

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

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

https://security.gentoo.org/glsa/201604-03

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
=======

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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