CVE Daily

CVE-2016-9386

The x86 emulator in Xen does not properly treat x86 NULL segments as unusable wh...

High CVSS 7.8

Overview

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.

CWE: CWE-264 Published: 2017-01-23T21:59:02.957
Risk analysis

This vulnerability is rated 🟠 HIGH.

  • CVSS: 7.8 (HIGH)
  • Detected tags: none (tag impact: LOW)

Recommended actions:

  • Prioritize remediation based on business criticality and exposure.
  • Limit exposure and increase monitoring until fixed.

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