← Back

CVE-2015-7970

nvd nist
Published: Oct 30, 2015Modified: May 6, 2026

JSON object

Loading...
4.9
Vector
AV:L/AC:L/Au:N/C:N/I:N/A:C
Exploitability: 3.9 / Impact: 6.9
Source: NVD

Description

The p2m_pod_emergency_sweep function in arch/x86/mm/p2m-pod.c in Xen 3.4.x, 3.5.x, and 3.6.x is not preemptible, which allows local x86 HVM guest administrators to cause a denial of service (CPU consumption and possibly reboot) via crafted memory contents that triggers a "time-consuming linear scan," related to Populate-on-Demand.

Affected (5)

Products: Xen: Xen
1 product
Xen
Configuration A
5 vulnerable
Vulnerable SoftwareAffected Versions
Xen
Version 3.4.0
Version 3.4.1
Version 3.4.2
Version 3.4.3
Version 3.4.4

Related CWEs

References (20)

Source: cve@mitre.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.