UpHeron
All vulnerabilities

Servers and applications

CVE-2021-28700

xen/arm: No memory limit for dom0less domUs The dom0less feature allows an administrator to create multiple unprivileged domains directly from Xen. Unfortunately, the memory limit from them is not set. This allow a domain to allocate memory beyond what an administrator originally configured.

Severity
Medium 4.9
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 4.12.0 on

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-28700
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-28700