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CVE-2012-3432 Details

Description

The handle_mmio function in arch/x86/hvm/io.c in the MMIO operations emulator for Xen 3.3 and 4.x, when running an HVM guest, does not properly reset certain state information between emulation cycles, which allows local guest OS users to cause a denial of service (guest OS crash) via unspecified operations on MMIO regions.

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.opensuse.org/opensuse-security-announce/2012-08/msg00024.html	CVE
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html	CVE
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html	CVE
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html	CVE
http://lists.xen.org/archives/html/xen-devel/2012-07/msg01649.html	CVE	ExploitVendor Advisory
http://secunia.com/advisories/55082	CVE
http://security.gentoo.org/glsa/glsa-201309-24.xml	CVE
http://www.debian.org/security/2012/dsa-2531	CVE
http://www.securityfocus.com/bid/54691	CVE
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.html	[email protected]
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html	[email protected]
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html	[email protected]
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html	[email protected]
http://lists.xen.org/archives/html/xen-devel/2012-07/msg01649.html	[email protected]	ExploitVendor Advisory
http://secunia.com/advisories/55082	[email protected]
http://security.gentoo.org/glsa/glsa-201309-24.xml	[email protected]
http://www.debian.org/security/2012/dsa-2531	[email protected]
http://www.securityfocus.com/bid/54691	[email protected]

see all 18 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 4.0.0 4.0.1 4.0.2 4.0.3
CPE cpe:2.3:o:xen:xen:3.3.0:::::::* 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:4.2.0:::::::* Remediation No remediation found in references.

Product

Versions

xen xen

3.3.0

4.0.0

4.0.1

4.0.2

4.0.3

CPE

cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*
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:4.2.0:*:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Dec 4, 2012	Initial Analysis	[email protected]