CVE-2016-5242 - CVE House
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Status published Medium CVE-2016-5242

The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x...

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

xen
Vulnerable Versions:
4.4.0, 4.4.1, 4.4.2, 4.4.3, 4.4.4, 4.5.0, 4.5.1, 4.5.2, 4.5.3, 4.6.0, 4.6.1

Timeline

Official Publish: June 7th, 2016
Last Modified: August 6th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.