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Status published
High
CVE-2016-9386
The x86 emulator in Xen does not properly treat x86...
Vulnerability Description
The x86 emulator in Xen does not properly treat x86 NULL segments as unusable when accessing memory, which might allow local HVM guest users to gain privileges via vectors involving "unexpected" base/limit values.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
citrix
View all reports →Affected Software
xenserver, xen
Vulnerable Versions:
6.0.2, 6.2.0, 6.5, 7.0
Timeline
Official Publish:
January 23rd, 2017
Last Modified:
August 6th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.