CVE-2015-7969

CVE Details

Release Date:	2015-10-30
Impact:	Moderate	What is this?

Description

Multiple memory leaks in Xen 4.0 through 4.6.x allow local guest administrators or domains with certain permission to cause a denial of service (memory consumption) via a large number of "teardowns" of domains with the vcpu pointer array allocated using the (1) XEN_DOMCTL_max_vcpus hypercall or the xenoprofile state vcpu pointer array allocated using the (2) XENOPROF_get_buffer or (3) XENOPROF_set_passive hypercall.

See more information about CVE-2015-7969 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:	4.9
Vector String:	AV:L/AC:L/Au:N/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle VM version 3.2 (xen)	OVMSA-2015-0142	2015-10-29
Oracle VM version 3.2 (xen)	OVMSA-2015-0143	2015-11-06
Oracle VM version 3.3 (xen)	OVMSA-2015-0141	2015-10-29