DEBIAN-CVE-2016-9637

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2016-9637
Downstream
DLA-1270-1
Published: 17 Feb 2017, 02:59
Last modified:28 Apr 2026, 20:16

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.0 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

17 Feb 2017, 02:59
Published
Vulnerability first disclosed
28 Apr 2026, 20:16
Last Modified
Vulnerability information updated

Description

The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.

CVSS Metrics

  • v3.0•HIGH•Score: 7.5CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected Systems

  • debian•xen

    < 4.4.0-1 | < 4.4.0-1 | < 4.4.0-1 | < 4.4.0-1

References (1)