All vulnerabilities

Servers and applications

CVE-2017-8905

Xen through 4.6.x on 64-bit platforms mishandles a failsafe callback, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-215.

Severity
High 8.8
Published
11 May 2017
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
0.4% in the next 30 daysHigher than 36% of CVEs. EPSS by FIRST, 11 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
XenServers and applications · cpe:o:xen:xen
  • Version 4.6.0
  • Version 4.6.1
  • Version 4.6.2
  • Version 4.6.3
  • Version 4.6.4
  • Version 4.6.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-8905
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-8905