Vulnerabilidad en Xen y Citrix XenServer (CVE-2012-3496)
Gravedad CVSS v2.0:
MEDIA
Tipo:
CWE-16
Error de configuración
Fecha de publicación:
23/11/2012
Última modificación:
11/04/2025
Descripción
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.
Impacto
Puntuación base 2.0
4.70
Gravedad 2.0
MEDIA
Productos y versiones vulnerables
| CPE | Desde | Hasta |
|---|---|---|
| cpe:2.3:a:citrix:xenserver:*:*:*:*:*:*:*:* | 6.0.2 (incluyendo) | |
| cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:* | ||
| cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:* | ||
| cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:* |
Para consultar la lista completa de nombres de CPE con productos y versiones, ver esta página
Referencias a soluciones, herramientas e información
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
- http://lists.xen.org/archives/html/xen-announce/2012-09/msg00002.html
- http://secunia.com/advisories/50472
- http://secunia.com/advisories/50530
- http://secunia.com/advisories/51413
- http://secunia.com/advisories/55082
- http://security.gentoo.org/glsa/glsa-201309-24.xml
- http://securitytracker.com/id?1027481=
- http://support.citrix.com/article/CTX134708
- http://wiki.xen.org/wiki/Security_Announcements#XSA-14_XENMEM_populate_physmap_DoS_vulnerability
- http://www.debian.org/security/2012/dsa-2544
- http://www.openwall.com/lists/oss-security/2012/09/05/7
- http://www.osvdb.org/85200
- http://www.securityfocus.com/bid/55412
- https://bugzilla.redhat.com/show_bug.cgi?id=854590
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78267
- https://security.gentoo.org/glsa/201604-03
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
- http://lists.xen.org/archives/html/xen-announce/2012-09/msg00002.html
- http://secunia.com/advisories/50472
- http://secunia.com/advisories/50530
- http://secunia.com/advisories/51413
- http://secunia.com/advisories/55082
- http://security.gentoo.org/glsa/glsa-201309-24.xml
- http://securitytracker.com/id?1027481=
- http://support.citrix.com/article/CTX134708
- http://wiki.xen.org/wiki/Security_Announcements#XSA-14_XENMEM_populate_physmap_DoS_vulnerability
- http://www.debian.org/security/2012/dsa-2544
- http://www.openwall.com/lists/oss-security/2012/09/05/7
- http://www.osvdb.org/85200
- http://www.securityfocus.com/bid/55412
- https://bugzilla.redhat.com/show_bug.cgi?id=854590
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78267
- https://security.gentoo.org/glsa/201604-03