CVE-2016-3960

high

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

http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.html

http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.html

http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.html

http://support.citrix.com/article/CTX209443

http://www.debian.org/security/2016/dsa-3554

http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

http://www.securitytracker.com/id/1035587

http://xenbits.xen.org/xsa/advisory-173.html

Details

Source: Mitre, NVD

Published: 2016-04-19

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

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