CVE-2013-4361

2013-10-0100:00:00

ubuntu.com

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

25.9%

JSON

The fbld instruction emulation in Xen 3.3.x through 4.3.x does not use the
correct variable for the source effective address, which allows local HVM
guests to obtain hypervisor stack information by reading the values used by
the instruction.

Notes

Author	Note
mdeslaur	this is xsa-66

OSVersionArchitecturePackageVersionFilename
ubuntu12.04noarchxen< 4.1.5-0ubuntu0.12.04.2UNKNOWN
ubuntu12.10noarchxen< 4.1.5-0ubuntu0.12.10.2UNKNOWN
ubuntu13.04noarchxen< 4.2.2-0ubuntu0.13.04.2UNKNOWN
ubuntu13.10noarchxen< 4.3.0-1ubuntu1.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	12.04	noarch	xen	< 4.1.5-0ubuntu0.12.04.2	UNKNOWN
ubuntu	12.10	noarch	xen	< 4.1.5-0ubuntu0.12.10.2	UNKNOWN
ubuntu	13.04	noarch	xen	< 4.2.2-0ubuntu0.13.04.2	UNKNOWN
ubuntu	13.10	noarch	xen	< 4.3.0-1ubuntu1.1	UNKNOWN