CVE-2016-2270

MEDIUM

Debian Linux < 4.6.1 - Improper Input Validation

Title source: rule

Description

Xen 4.6.x and earlier allows local guest administrators to cause a denial of service (host reboot) via vectors related to multiple mappings of MMIO pages with different cachability settings.

References (7)

[Third Party Advisory] http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177990.html

[Third Party Advisory] http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178518.html

[Third Party Advisory] http://www.debian.org/security/2016/dsa-3519

[Vendor Advisory] http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1035042

[Patch, Vendor Advisory] http://xenbits.xen.org/xsa/advisory-154.html

[Third Party Advisory] https://security.gentoo.org/glsa/201604-03

Scores

CVSS v3 6.8

EPSS 0.0029

EPSS Percentile 52.6%

Attack Vector NETWORK

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

Classification

CWE

CWE-20

Status draft

Affected Products (6)

debian/debian_linux

fedoraproject/fedora

xen/xen < 4.6.1

oracle/vm_server

Timeline

Published Feb 19, 2016

Tracked Since Feb 18, 2026