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ubuntucveUbuntu.comUB:CVE-2011-2901
HistoryOct 01, 2013 - 12:00 a.m.

CVE-2011-2901

2013-10-0100:00:00
ubuntu.com
ubuntu.com
22

CVSS2

5.5

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

EPSS

0.001

Percentile

26.7%

Off-by-one error in the __addr_ok macro in Xen 3.3 and earlier allows local
64 bit PV guest administrators to cause a denial of service (host crash)
via unspecified hypercalls that ignore virtual-address bits.

Bugs

Notes

Author Note
mdeslaur This is XSA-4. Upstream says only 3.3 and earlier are affected.

CVSS2

5.5

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

EPSS

0.001

Percentile

26.7%