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GLSA
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Joined: 12 May 2004
Posts: 1997

PostPosted: Wed Oct 18, 2017 1:26 am    Post subject: [ GLSA 201710-17 ] Xen Reply with quote

Gentoo Linux Security Advisory

Title: Xen: Multiple vulnerabilities (GLSA 201710-17)
Severity: high
Exploitable: local
Date: 2017-10-18
Bug(s): #624112, #624116, #624118, #624124, #624128
ID: 201710-17

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: app-emulation/xen
Vulnerable: < 4.7.3
Unaffected: >= 4.7.3
Architectures: All supported architectures

Package: app-emulation/xen-pvgrub
Vulnerable: < 4.7.3
Unaffected: >= 4.7.3
Architectures: All supported architectures

Package: app-emulation/xen-tools
Vulnerable: < 4.7.3
Unaffected: >= 4.7.3
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 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:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=app-emulation/xen-4.7.3"
   
All Xen pvgrub users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=app-emulation/xen-pvgrub-4.7.3"
   
All Xen Tools users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=app-emulation/xen-tools-4.7.3"
   


References


CVE-2017-10912


CVE-2017-10913


CVE-2017-10914


CVE-2017-10915


CVE-2017-10918


CVE-2017-10920


CVE-2017-10921


CVE-2017-10922
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