All vulnerabilities

Servers and applications

CVE-2021-28698

long running loops in grant table handling In order to properly monitor resource use, Xen maintains information on the grant mappings a domain may create to map grants offered by other domains. In the process of carrying out certain actions, Xen would iterate over all such entries, including ones which aren't in use anymore and some which may have been created but never used. If the number of…

Severity
Medium 5.5
Published
27 Aug 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
XenServers and applications · cpe:o:xen:xen
  • From 3.2.0 on

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-28698
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-28698