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CVE-2014-7156 Details

Description

The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 3.3.x through 4.4.x does not check the supervisor mode permissions for instructions that generate software interrupts, which allows local HVM guest users to cause a denial of service (guest crash) via unspecified vectors.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html	CVE
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html	CVE
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html	CVE
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html	CVE
http://secunia.com/advisories/61500	CVE
http://secunia.com/advisories/61858	CVE
http://secunia.com/advisories/61890	CVE
http://security.gentoo.org/glsa/glsa-201412-42.xml	CVE
http://support.citrix.com/article/CTX200218	CVE
http://www.debian.org/security/2014/dsa-3041	CVE
http://www.securityfocus.com/bid/70062	CVE
http://www.securitytracker.com/id/1030889	CVE
http://xenbits.xen.org/xsa/advisory-106.html	CVE	PatchVendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html	[email protected]
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html	[email protected]
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html	[email protected]
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html	[email protected]
http://secunia.com/advisories/61500	[email protected]
http://secunia.com/advisories/61858	[email protected]
http://secunia.com/advisories/61890	[email protected]
http://security.gentoo.org/glsa/glsa-201412-42.xml	[email protected]
http://support.citrix.com/article/CTX200218	[email protected]
http://www.debian.org/security/2014/dsa-3041	[email protected]
http://www.securityfocus.com/bid/70062	[email protected]
http://www.securitytracker.com/id/1030889	[email protected]
http://xenbits.xen.org/xsa/advisory-106.html	[email protected]	PatchVendor Advisory

see all 26 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-264	Permissions, Privileges, and Access Controls	[email protected]

Affected Products

Product	Versions
xen xen	3.3.0 3.3.1 3.3.2 4.1.0 4.1.1
CPE cpe:2.3:o:xen:xen:3.3.0:::::::* cpe:2.3:o:xen:xen:3.3.1:::::::* cpe:2.3:o:xen:xen:3.3.2:::::::* cpe:2.3:o:xen:xen:4.1.0:::::::* cpe:2.3:o:xen:xen:4.1.1:::::::* cpe:2.3:o:xen:xen:4.1.2:::::::* cpe:2.3:o:xen:xen:4.1.3:::::::* cpe:2.3:o:xen:xen:4.1.4:::::::* cpe:2.3:o:xen:xen:4.1.5:::::::* cpe:2.3:o:xen:xen:4.1.6.1:::::::* cpe:2.3:o:xen:xen:4.2.0:::::::* cpe:2.3:o:xen:xen:4.2.1:::::::* cpe:2.3:o:xen:xen:4.2.2:::::::* cpe:2.3:o:xen:xen:4.2.3:::::::* cpe:2.3:o:xen:xen:4.3.0:::::::* cpe:2.3:o:xen:xen:4.3.1:::::::* cpe:2.3:o:xen:xen:4.4.0:::::::* cpe:2.3:o:xen:xen:4.4.0:rc1:::::: cpe:2.3:o:xen:xen:4.4.1:-:::::: Remediation No remediation found in references.

Product

Versions

xen xen

3.3.0

3.3.1

3.3.2

4.1.0

4.1.1

CPE

cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.4.1:-:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

10 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 6, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Oct 30, 2018	CPE Deprecation Remap	[email protected]
Jan 3, 2017	CVE Modified	[email protected]
Dec 7, 2014	CVE Modified	[email protected]
Dec 3, 2014	CVE Modified	[email protected]
Nov 14, 2014	CVE Modified	[email protected]
Oct 3, 2014	Initial Analysis	[email protected]