All vulnerabilities

Servers and applications

CVE-2020-27673

An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. Guest OS users can cause a denial of service (host OS hang) via a high rate of events to dom0, aka CID-e99502f76271.

Severity
Medium 5.5
Published
22 Oct 2020
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
XenServers and applications · cpe:o:xen:xen
  • Every version up to 4.14.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-27673
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-27673