CVE-2015-6654

Severity

21%

Complexity

39%

Confidentiality

48%

The xenmem_add_to_physmap_one function in arch/arm/mm.c in Xen 4.5.x, 4.4.x, and earlier does not limit the number of printk console messages when reporting a failure to retrieve a reference on a foreign page, which allows remote domains to cause a denial of service by leveraging permissions to map the memory of a foreign guest.

The xenmem_add_to_physmap_one function in arch/arm/mm.c in Xen 4.5.x, 4.4.x, and earlier does not limit the number of printk console messages when reporting a failure to retrieve a reference on a foreign page, which allows remote domains to cause a denial of service by leveraging permissions to map the memory of a foreign guest.

CVSS 2.0 Base Score 2.1. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P).

Overview

Type

Xen Xen

First reported 9 years ago

2015-09-03 14:59:00

Last updated 8 years ago

2016-12-07 18:21:00

Affected Software

Xen Xen 4.4.0

4.4.0

Xen Xen 4.5.0

4.5.0

Xen Xen 4.5.1

4.5.1

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