Home / mailings [gentoo-announce] [ GLSA 201710-17 ] Xen: Multiple vulnerabilities
Posted on 18 October 2017
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Gentoo Linux Security Advisory GLSA 201710-17
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https://security.gentoo.org/
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Severity: High
Title: Xen: Multiple vulnerabilities
Date: October 18, 2017
Bugs: #624112, #624116, #624118, #624124, #624128
ID: 201710-17
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Synopsis
========
Multiple vulnerabilities have been found in Xen, the worst of which may
allow local attackers to escalate privileges.
Background
==========
Xen is a bare-metal hypervisor.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-emulation/xen < 4.7.3 >= 4.7.3
2 app-emulation/xen-pvgrub
< 4.7.3 >= 4.7.3
3 app-emulation/xen-tools < 4.7.3 >= 4.7.3
-------------------------------------------------------------------
3 affected packages
Description
===========
Multiple vulnerabilities have been discovered in Xen. Please review the
referenced CVE identifiers for details.
Impact
======
A local attacker could escalate privileges, cause a Denial of Service
condition, obtain sensitive information, or have other unspecified
impacts.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Xen users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-emulation/xen-4.7.3"
All Xen pvgrub users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-emulation/xen-pvgrub-4.7.3"
All Xen Tools users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-emulation/xen-tools-4.7.3"
References
==========
[ 1 ] CVE-2017-10912
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10912
[ 2 ] CVE-2017-10913
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10913
[ 3 ] CVE-2017-10914
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10914
[ 4 ] CVE-2017-10915
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10915
[ 5 ] CVE-2017-10918
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10918
[ 6 ] CVE-2017-10920
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10920
[ 7 ] CVE-2017-10921
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10921
[ 8 ] CVE-2017-10922
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10922
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201710-17
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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