CVE-2013-4368

CVE Details

Release Date:	2013-10-10
Impact:	Moderate	What is this?

Description

The outs instruction emulation in Xen 3.1.x, 4.2.x, 4.3.x, and earlier, when using FS: or GS: segment override, uses an uninitialized variable as a segment base, which allows local 64-bit PV guests to obtain sensitive information (hypervisor stack content) via unspecified vectors related to stale data in a segment register.

See more information about CVE-2013-4368 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	2.3
Vector String:	AV:A/AC:M/Au:S/C:P/I:N/A:N
Version:	2.0
Attack Vector:	Adjacent Network
Attack Complexity:	Medium
Authentication:	Single
Confidentiality Impact:	Partial
Integrity Impact:	None
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel)	ELSA-2013-1449	2013-10-22
Oracle Linux version 5 (kernel)	ELSA-2013-1449-1	2013-10-22
Oracle Linux version 5 (ocfs2-2.6.18-371.1.2.0.1.el5)	ELSA-2013-1449-1	2013-10-22
Oracle Linux version 5 (ocfs2-2.6.18-371.1.2.el5)	ELSA-2013-1449	2013-10-22
Oracle Linux version 5 (oracleasm-2.6.18-371.1.2.0.1.el5)	ELSA-2013-1449-1	2013-10-22
Oracle Linux version 5 (oracleasm-2.6.18-371.1.2.el5)	ELSA-2013-1449	2013-10-22