UBUNTU-CVE-2017-8903

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2017-8903
Published: 11 May 2017, 19:29
Last modified:22 Apr 2026, 11:35

Vulnerability Summary

Overall Risk (default)
medium
35/100
CVSS Score
8.8 HIGH
3.0 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

11 May 2017, 19:29
Published
Vulnerability first disclosed
22 Apr 2026, 11:35
Last Modified
Vulnerability information updated

Description

Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213.

CVSS Metrics

  • v3.0•HIGH•Score: 8.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected Systems

  • ubuntu•xen

    < 4.4.2-0ubuntu0.14.04.11 | < 4.6.5-0ubuntu1.1

References (3)