National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2014-8867 Detail

Current Description

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0783.html Third Party Advisory
http://support.citrix.com/article/CTX200288
http://support.citrix.com/article/CTX201794
http://www.debian.org/security/2015/dsa-3140 Third Party Advisory
http://www.securityfocus.com/bid/71331 Third Party Advisory VDB Entry
http://xenbits.xenproject.org/xsa/advisory-112.html Patch Vendor Advisory
https://security.gentoo.org/glsa/201504-04

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
3.2.0
 cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:xen:xen:4.4.1:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

12 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2014-8867
NVD Published Date:
12/01/2014
NVD Last Modified:
10/30/2018