CVE-2016-3960

HIGH

Xen - Integer Overflow in x86 Shadow Pagetable Code

Title source: llm
STIX 2.1

Description

Integer overflow in the x86 shadow pagetable code in Xen allows local guest OS users to cause a denial of service (host crash) or possibly gain privileges by shadowing a superpage mapping.

References (9)

Core 9
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1035587
Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.html
Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.html
Patch, Vendor Advisory x_refsource_confirm
http://xenbits.xen.org/xsa/advisory-173.html
Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.html
Vendor Advisory x_refsource_confirm
http://support.citrix.com/article/CTX209443
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/86318
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2016/dsa-3554

Scores

CVSS v3 8.8
EPSS 0.0008
EPSS Percentile 22.8%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Details

CWE
CWE-264
Status published
Products (7)
fedoraproject/fedora 22
fedoraproject/fedora 23
fedoraproject/fedora 24
oracle/vm_server 3.2
oracle/vm_server 3.3
oracle/vm_server 3.4
xen/xen
Published Apr 19, 2016
Tracked Since Feb 18, 2026