CVE-2012-3433

Gentoo Linux Security Advisory 201309-24

Severity Score

5.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service (domain 0 VCPU hang and kernel panic) by modifying the physical address space in a way that triggers excessive shared page search time during the p2m teardown.

Xen v4.0 y v4.1 permite a los kernels OS locales HVM de invitado causar una denegación de servicio (cuelgue de dominio 0 VCPU y "kernel panic") mediante la modificación del espacio de direcciones físicas de una forma que provoca exceso de tiempo de búsqueda de página compartida durante el "p2m teardown".

Multiple vulnerabilities have been found in Xen, allowing attackers on a Xen Virtual Machine to execute arbitrary code, cause Denial of Service, or gain access to data on the host. Versions less than 4.2.2-r1 are affected.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2012-06-14 CVE Reserved
2012-11-24 CVE Published
2024-08-06 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-399: Resource Management Errors

CAPEC

References (10)

URL	Tag	Source
http://lists.xen.org/archives/html/xen-devel/2012-08/msg00855.html	Mailing List
http://secunia.com/advisories/55082	Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/08/09/3	Mailing List
http://www.securityfocus.com/bid/54942	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.html	2013-10-11
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html	2013-10-11
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html	2013-10-11
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html	2013-10-11
http://security.gentoo.org/glsa/glsa-201309-24.xml	2013-10-11
http://www.debian.org/security/2012/dsa-2531	2013-10-11

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Xen Search vendor "Xen"		Xen Search vendor "Xen" for product "Xen"				4.0.0 Search vendor "Xen" for product "Xen" and version "4.0.0"		-		Affected
Xen Search vendor "Xen"		Xen Search vendor "Xen" for product "Xen"				4.1.0 Search vendor "Xen" for product "Xen" and version "4.1.0"		-		Affected