Vulnerability Details : 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.
Published 2021-08-27 19:15:08
Updated 2022-10-28 13:45:36
Source Xen Project
View at NVD,   CVE.org

Products affected by CVE-2021-28700

Exploit prediction scoring system (EPSS) score for CVE-2021-28700

EPSS FAQ
0.28%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 49 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-28700

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
 MEDIUM AV:N/AC:L/Au:S/C:N/I:N/A:C
8.0
6.9
 NIST
4.9
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
1.2
3.6
 NIST

CWE ids for CVE-2021-28700

  • The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-28700

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