CVE-2016-9377

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-02-22 · updated 2026-06-17
Weakness: CWE-682

Description

Xen 4.5.x through 4.7.x on AMD systems without the NRip feature, when emulating instructions that generate software interrupts, allows local HVM guest OS users to cause a denial of service (guest crash) by leveraging IDT entry miscalculation.

Affected products

xen: 4.5.0, 4.5.1, 4.5.2, 4.5.3, 4.5.5, 4.6.0 (+5)

References

http://www.securityfocus.com/bid/94475
http://www.securitytracker.com/id/1037345
http://xenbits.xen.org/xsa/advisory-196.html
https://security.gentoo.org/glsa/201612-56
http://www.securityfocus.com/bid/94475
http://www.securitytracker.com/id/1037345
http://xenbits.xen.org/xsa/advisory-196.html
https://security.gentoo.org/glsa/201612-56

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