CVE-2016-9386
High
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.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Citrix Xenserver
PublishedJan 23, 2017
First seenJan 23, 2017
How to fix
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| citrix xenserver | 6.0.2, 6.2.0, 6.5, 7.0 | — |
| xen xen | No range specified | — |
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