The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x allows local guest OS users with access to the driver domain to cause a denial of service (NULL pointer dereference and host OS crash) by creating concurrent domains and holding references to them, related to VMID exhaustion.
Published 2016-06-07 14:06:17
Updated 2016-11-28 20:23:44
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionDenial of service

Exploit prediction scoring system (EPSS) score for CVE-2016-5242

0.06%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 23 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-5242

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.7
MEDIUM AV:L/AC:M/Au:N/C:N/I:N/A:C
3.4
6.9
NIST
5.6
MEDIUM CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
1.1
4.0
NIST

References for CVE-2016-5242

Products affected by CVE-2016-5242

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