Gentoo: GLSA-201702-27 Medium Severity: Arbitrary Code Execution in Xen
gentoo
February 21, 2017
Multiple vulnerabilities have been found in Xen, the worst of which could lead to the execution of arbitrary code on the host system.
Summary
Multiple vulnerabilities have been discovered in Xen. Please review the CVE identifiers and Xen Security Advisory referenced below for details.
Resolution
All Xen users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-emulation/xen-4.7.1-r5"
All Xen Tools users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot -v ">=app-emulation/xen-tools-4.7.1-r6"
All Xen Tools users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot -v ">=app-emulation/xen-tools-4.7.1-r6"
References
[ 1 ] CVE-2017-2615 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-2615 [ 2 ] XSA-207 https://xenbits.xen.org/xsa/advisory-207.html [ 3 ] XSA-208 https://xenbits.xen.org/xsa/advisory-208.html
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201702-27
style>.gentoo_availability{display:block;}
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.
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Severity
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Severity: Normal
Title: Xen: Multiple vulnerabilities
Date: February 21, 2017
Bugs: #607840, #609160
ID: 201702-27
Background
Xen is a bare-metal hypervisor.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-emulation/xen < 4.7.1-r5 >= 4.7.1-r5
2 app-emulation/xen-tools < 4.7.1-r6 >= 4.7.1-r6
-------------------------------------------------------------------
2 affected packages
Impact
=====
A local attacker could potentially execute arbitrary code with
privileges of Xen (QEMU) process on the host, gain privileges on the
host system, cause a Denial of Service condition, or obtain sensitive
information.
Workaround
There is no known workaround at this time.
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