8.8

CVE-2016-6258

The PV pagetable code in arch/x86/mm.c in Xen 4.7.x and earlier allows local 32-bit PV guest OS administrators to gain host OS privileges by leveraging fast-paths for updating pagetable entries.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Xen ≫ Xen Version3.4.0
Xen ≫ Xen Version3.4.2
Xen ≫ Xen Version3.4.3
Xen ≫ Xen Version3.4.4
Xen ≫ Xen Version4.0.0
Xen ≫ Xen Version4.0.1
Xen ≫ Xen Version4.0.3
Xen ≫ Xen Version4.0.4
Xen ≫ Xen Version4.1.0
Xen ≫ Xen Version4.1.1
Xen ≫ Xen Version4.1.2
Xen ≫ Xen Version4.1.3
Xen ≫ Xen Version4.1.4
Xen ≫ Xen Version4.1.5
Xen ≫ Xen Version4.2.0
Xen ≫ Xen Version4.2.1
Xen ≫ Xen Version4.2.2
Xen ≫ Xen Version4.2.3
Xen ≫ Xen Version4.3.0
Xen ≫ Xen Version4.3.1
Xen ≫ Xen Version4.4.0
Xen ≫ Xen Version4.4.1
Xen ≫ Xen Version4.5.0
Xen ≫ Xen Version4.6.0
Xen ≫ Xen Version4.6.1
Xen ≫ Xen Version4.6.3
Xen ≫ Xen Version4.7.0
Citrix ≫ Xenserver Version6.0
Citrix ≫ Xenserver Version6.0.2
Citrix ≫ Xenserver Version6.1
Citrix ≫ Xenserver Version6.2.0 Updatesp1
Citrix ≫ Xenserver Version6.5.0 Updatesp1
Citrix ≫ Xenserver Version7.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.4% 0.319
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.8 2 6
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
nvd@nist.gov 7.2 3.9 10
AV:L/AC:L/Au:N/C:C/I:C/A:C
CWE-284 Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
Release Notes
http://www.debian.org/security/2016/dsa-3633
http://support.citrix.com/article/CTX214954
Vendor Advisory
http://www.securityfocus.com/bid/92131
Third Party Advisory
http://www.securitytracker.com/id/1036446
Third Party Advisory
http://xenbits.xen.org/xsa/advisory-182.html
Patch
Vendor Advisory
Mitigation
http://xenbits.xen.org/xsa/xsa182-4.5.patch
Patch
http://xenbits.xen.org/xsa/xsa182-4.6.patch
Patch
http://xenbits.xen.org/xsa/xsa182-unstable.patch
Patch
https://security.gentoo.org/glsa/201611-09