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GLSA
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Joined: 12 May 2004
Posts: 2022

PostPosted: Mon Jan 15, 2018 12:26 am    Post subject: [ GLSA 201801-14 ] Xen Reply with quote

Gentoo Linux Security Advisory

Title: Xen: Multiple vulnerabilities (GLSA 201801-14)
Severity: high
Exploitable: local
Date: 2018-01-14
Bug(s): #627962, #634668, #637540, #637542, #639688, #641566
ID: 201801-14

Synopsis

Multiple vulnerabilities have been found in Xen, the worst of which
could allow for privilege escalation.


Background

Xen is a bare-metal hypervisor.

Affected Packages

Package: app-emulation/xen
Vulnerable: < 4.9.1-r1
Unaffected: >= 4.9.1-r1
Architectures: All supported architectures

Package: app-emulation/xen-tools
Vulnerable: < 4.9.1-r1
Unaffected: >= 4.9.1-r1
Architectures: All supported architectures


Description

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


Impact

A local attacker could potentially execute arbitrary code with the
privileges of the Xen (QEMU) process on the host, gain privileges on the
host system, or cause a Denial of Service condition.


Workaround

There is no known workaround at this time.

Resolution

All Xen users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=app-emulation/xen-4.9.1-r1"
   
All Xen tools users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose
      ">=app-emulation/xen-tools-4.9.1-r1"
   


References


CVE-2017-12134


CVE-2017-12135


CVE-2017-12136


CVE-2017-12137


CVE-2017-15588


CVE-2017-15589


CVE-2017-15590


CVE-2017-15591


CVE-2017-15592


CVE-2017-15593


CVE-2017-15594


CVE-2017-15595


CVE-2017-17044


CVE-2017-17045


CVE-2017-17046


CVE-2017-17563


CVE-2017-17564


CVE-2017-17565


CVE-2017-17566
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