CVE-2012-3496

Gentoo Linux Security Advisory 201309-24

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

XENMEM_populate_physmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service (BUG triggered and host crash) via invalid flags such as MEMF_populate_on_demand.

XENMEM_populate_physmap en Xen v4.0, v4.1, y v4.2, y Citrix XenServer v6.0.2 y anteriores, cuando el modo de traducción de página no se utiliza, permite a los kernels locales PV del SO invitado causar una denegación de servicio (caída del host) a través flags inválidos como MEMF_populate_on_demand.

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

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Medium

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
2012-11-23 CVE Published
2024-08-06 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-16: Configuration

CAPEC

References (23)

URL	Tag	Source
http://secunia.com/advisories/51413	Third Party Advisory
http://secunia.com/advisories/55082	Third Party Advisory
http://securitytracker.com/id?1027481	Vdb Entry
http://wiki.xen.org/wiki/Security_Announcements#XSA-14_XENMEM_populate_physmap_DoS_vulnerability	X_refsource_confirm
http://www.openwall.com/lists/oss-security/2012/09/05/7	Mailing List
http://www.osvdb.org/85200	Vdb Entry
http://www.securityfocus.com/bid/55412	Vdb Entry
https://bugzilla.redhat.com/show_bug.cgi?id=854590	X_refsource_misc
https://exchange.xforce.ibmcloud.com/vulnerabilities/78267	Vdb Entry

URL	Date	SRC

URL	Date	SRC
http://support.citrix.com/article/CTX134708	2017-08-29

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00003.html	2017-08-29
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00004.html	2017-08-29
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00012.html	2017-08-29
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html	2017-08-29
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html	2017-08-29
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html	2017-08-29
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html	2017-08-29
http://lists.xen.org/archives/html/xen-announce/2012-09/msg00002.html	2017-08-29
http://secunia.com/advisories/50472	2017-08-29
http://secunia.com/advisories/50530	2017-08-29
http://security.gentoo.org/glsa/glsa-201309-24.xml	2017-08-29
http://www.debian.org/security/2012/dsa-2544	2017-08-29
https://security.gentoo.org/glsa/201604-03	2017-08-29

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Citrix Search vendor "Citrix"		Xenserver Search vendor "Citrix" for product "Xenserver"				<= 6.0.2 Search vendor "Citrix" for product "Xenserver" and version " <= 6.0.2"		-		Affected
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
Xen Search vendor "Xen"		Xen Search vendor "Xen" for product "Xen"				4.2.0 Search vendor "Xen" for product "Xen" and version "4.2.0"		-		Affected