CVE-2012-3498

PHYSDEVOP_map_pirq in Xen 4.1 and 4.2 and Citrix XenServer 6.0.2 and earlier allows local HVM guest OS kernels to cause a denial of service (host crash) and possibly read hypervisor or guest memory via vectors related to a missing range check of map->index.

Published Bysecalert@redhat.com

Published DateNov 23, 2012, 20:55

Weakness Type (CWE):CWE-20

CVSS Metrics

Base Score

5.6

Vector String

AV:L/AC:L/Au:N/C:P/I:N/A:C

Base Severity

Version

2.0

Attack Vector (AV)

Attack Complexity (AC)

Privileges Required (PR)

User Interaction (UI)

Scope (S)

Confidentiality (C)

PARTIAL

Integrity (I)

NONE

Availability (A)

COMPLETE

References

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/msg00017.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/msg00005.html
http://osvdb.org/85198
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?1027483
http://support.citrix.com/article/CTX134708
http://wiki.xen.org/wiki/Security_Announcements#XSA-16_PHYSDEVOP_map_pirq_index_vulnerability
http://www.openwall.com/lists/oss-security/2012/09/05/9
http://www.securityfocus.com/bid/55414
https://bugzilla.redhat.com/show_bug.cgi?id=851193
https://exchange.xforce.ibmcloud.com/vulnerabilities/78269
https://security.gentoo.org/glsa/201604-03