CVE-2017-7228

CVE Details

Release Date:	2017-04-04
Impact:	Important	What is this?

Description

An issue (known as XSA-212) was discovered in Xen, with fixes availablefor 4.8.x, 4.7.x, 4.6.x, 4.5.x, and 4.4.x. The earlier XSA-29 fix introduced an insufficient check on XENMEM_exchange input, allowing the caller to drive hypervisor memory accesses outside of the guest provided input/output arrays.

See more information about CVE-2017-7228 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:	7.2
Vector String:	AV:L/AC:L/Au:N/C:C/I:C/A:C
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle VM version 3.2 (xen)	OVMSA-2017-0096	2017-05-03
Oracle VM version 3.3 (xen)	OVMSA-2017-0095	2017-05-02
Oracle VM version 3.4 (xen)	OVMSA-2017-0094	2017-05-02