CVE-2011-1898

CVE Details

Release Date:	2011-08-12
Impact:	Important	What is this?

Description

Xen 4.1 before 4.1.1 and 4.0 before 4.0.2, when using PCI passthrough on Intel VT-d chipsets that do not have interrupt remapping, allows guest OS users to gain host OS privileges by using DMA to generate MSI interrupts by writing to the interrupt injection registers.

See more information about CVE-2011-1898 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:	7.4
Vector String:	AV:A/AC:M/Au:S/C:C/I:C/A:C
Version:	2.0
Attack Vector:	Adjacent Network
Attack Complexity:	Medium
Authentication:	Single
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel)	ELSA-2011-1479	2011-11-29
Oracle Linux version 5 (kernel-uek)	ELSA-2011-2025	2011-08-24
Oracle Linux version 5 (ocfs2-2.6.18-274.12.1.0.1.el5)	ELSA-2011-1479	2011-11-29
Oracle Linux version 5 (ofa-2.6.32-200.19.1.el5uek)	ELSA-2011-2025	2011-08-24
Oracle Linux version 5 (oracleasm-2.6.18-274.12.1.0.1.el5)	ELSA-2011-1479	2011-11-29
Oracle Linux version 6 (kernel)	ELSA-2011-1189	2011-08-23
Oracle Linux version 6 (kernel-uek)	ELSA-2011-2025	2011-08-24
Oracle Linux version 6 (ofa-2.6.32-200.19.1.el6uek)	ELSA-2011-2025	2011-08-24