CVE-2016-3960

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-04-19 · updated 2026-06-17
Weakness: CWE-264

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.

Affected products

Fedoraproject Fedora: 22, 23, 24
Oracle Vm Server: 3.2, 3.3, 3.4
xen: all versions

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.securityfocus.com/bid/86318
http://www.securitytracker.com/id/1035587
http://xenbits.xen.org/xsa/advisory-173.html
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

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