CVE-2012-0218

Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service (guest crash) by later triggering an exception that would normally be handled within Xen.

CVSS v2.0 1.9 LOW

1.9^/10

CVSS v2.0 : LOW

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

Exploitability : 3.4 / Impact : 2.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://lists.xen.org/archives/html/xen-announce/2012-06/msg00003.html	Patch Vendor Advisory
http://secunia.com/advisories/55082
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://www.debian.org/security/2012/dsa-2501

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:xen:xen:3.4.0:::::::*
	cpe:2.3:o:xen:xen:4.0.0:::::::*
	cpe:2.3:o:xen:xen:4.1.0:::::::*

History

No history.

Information

Published : 2012-12-03 21:55

Updated : 2013-10-11 03:40

NVD link : CVE-2012-0218

Mitre link : CVE-2012-0218

CVE.ORG link : CVE-2012-0218

JSON object : View

Products Affected

xen

xen

CWE

NVD-CWE-Other

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