CVE-2015-8338

HighCVSS 7.2/10Last modified Jun 17, 2026

Description

Xen 4.6.x and earlier does not properly enforce limits on page order inputs for the (1) XENMEM_increase_reservation, (2) XENMEM_populate_physmap, (3) XENMEM_exchange, and possibly other HYPERVISOR_memory_op suboperations, which allows ARM guest OS administrators to cause a denial of service (CPU consumption, guest reboot, or watchdog timeout and host reboot) and possibly have unspecified other impact via unknown vectors.

Metrics

CVSS 2.0 7.2/10AV:L/AC:L/Au:N/C:C/I:C/A:C

Weakness enumeration

CWE-254

Affected software

No affected versions have been published.

Timeline

Published: Dec 17, 2015
Last modified: Jun 17, 2026
NVD status: Modified

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