Vulnerability Details : CVE-2014-8867
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.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-8867
Probability of exploitation activity in the next 30 days: 0.06%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 25 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-8867
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST |
CWE ids for CVE-2014-8867
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-8867
-
http://xenbits.xenproject.org/xsa/advisory-112.html
XSA-112 - Xen Security AdvisoriesPatch;Vendor Advisory
-
http://support.citrix.com/article/CTX201794
Citrix NetScaler Service Delivery Appliance Multiple Security Updates
-
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html
[security-announce] openSUSE-SU-2015:0226-1: important: Security updateThird Party Advisory
-
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
Juniper Networks - 2015-10 Security Bulletin: CTPView: Multiple Vulnerabilities in CTPView
-
https://security.gentoo.org/glsa/201504-04
Xen: Multiple vulnerabilities (GLSA 201504-04) — Gentoo security
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http://www.debian.org/security/2015/dsa-3140
Debian -- Security Information -- DSA-3140-1 xenThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html
[security-announce] openSUSE-SU-2015:0256-1: important: Security updateThird Party Advisory
-
http://support.citrix.com/article/CTX200288
Citrix XenServer Multiple Security Updates
-
http://rhn.redhat.com/errata/RHSA-2015-0783.html
RHSA-2015:0783 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://www.securityfocus.com/bid/71331
Xen CVE-2014-8867 Denial of Service VulnerabilityThird Party Advisory;VDB Entry
Products affected by CVE-2014-8867
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.1:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*