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CVE-2014-7155 Details

Description

The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.

Metrics

CVSS 3.x Severity and Vector Strings:

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

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html	CVE	Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html	CVE	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html	CVE	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html	CVE	Third Party Advisory
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	Third Party Advisory
http://www.debian.org/security/2014/dsa-3041	CVE	Third Party Advisory
http://www.securityfocus.com/bid/70057	CVE	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1030888	CVE	Third Party AdvisoryVDB Entry
http://xenbits.xen.org/xsa/advisory-105.html	CVE	PatchVendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html	[email protected]	Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html	[email protected]	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html	[email protected]	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html	[email protected]	Third Party Advisory
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]	Third Party Advisory
http://www.debian.org/security/2014/dsa-3041	[email protected]	Third Party Advisory
http://www.securityfocus.com/bid/70057	[email protected]	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1030888	[email protected]	Third Party AdvisoryVDB Entry
http://xenbits.xen.org/xsa/advisory-105.html	[email protected]	PatchVendor Advisory

see all 24 references

Weakness Enumeration

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

Affected Products

Product	Versions
xen xen	<= 4.4.0 3.0.2 3.0.3 3.0.4 3.1.3
CPE cpe:2.3:o:xen:xen:::::::: cpe:2.3:o:xen:xen:3.0.2:::::::* cpe:2.3:o:xen:xen:3.0.3:::::::* cpe:2.3:o:xen:xen:3.0.4:::::::* cpe:2.3:o:xen:xen:3.1.3:::::::* cpe:2.3:o:xen:xen:3.1.4:::::::* cpe:2.3:o:xen:xen:3.2.0:::::::* 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: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:3.4.0:::::::* cpe:2.3:o:xen:xen:3.4.1:::::::* cpe:2.3:o:xen:xen:3.4.2:::::::* cpe:2.3:o:xen:xen:3.4.3:::::::* cpe:2.3:o:xen:xen:3.4.4:::::::* cpe:2.3:o:xen:xen:4.0.0:::::::* cpe:2.3:o:xen:xen:4.0.1:::::::* cpe:2.3:o:xen:xen:4.0.2:::::::* cpe:2.3:o:xen:xen:4.0.3:::::::* cpe:2.3:o:xen:xen:4.0.4:::::::* 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:::::: Remediation No remediation found in references.
debian debian linux	7.0
CPE cpe:2.3:o:debian:debian_linux:7.0:::::::* Remediation No remediation found in references.
fedoraproject fedora	19 20
CPE cpe:2.3:o:fedoraproject:fedora:19:::::::* cpe:2.3:o:fedoraproject:fedora:20:::::::* Remediation No remediation found in references.
opensuse opensuse	12.3 13.1
CPE cpe:2.3:o:opensuse:opensuse:12.3:::::::* cpe:2.3:o:opensuse:opensuse:13.1:::::::* Remediation No remediation found in references.

Change History

15 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]
Oct 30, 2018	CPE Deprecation Remap	[email protected]
Oct 30, 2018	CPE Deprecation Remap	[email protected]
Oct 30, 2018	CPE Deprecation Remap	[email protected]
Jan 3, 2017	CVE Modified	[email protected]
Oct 6, 2016	Modified Analysis	[email protected]
Oct 6, 2016	Initial Analysis	[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]

CVE-2014-7155 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

Change History

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