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ALPINE-CVE-2021-28700

ALPINE-CVE-2021-28700 PUBLISHED CVSS 4.900000095367432 MEDIUM

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.

Risk Scores

CVSS v3.1
4.900000095367432
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Alpine:v3.22xen4.9.1-r3, 4.9.1-r2, 4.9.1-r1
Alpine:v3.15xen4.3.0-r7, 4.2.0-r5, 4.2.0-r7
Alpine:v3.18xen4.9.1-r3, 4.9.1-r2, 4.9.1-r1
Alpine:v3.19xen0, 4.0.1-r0, 4.0.1-r1
Alpine:v3.17xen4.10.1-r2, 4.14.1-r5, 4.14.1-r4
Alpine:v3.12xen4.8.1-r2, 4.8.1-r1, 4.8.1-r0
Alpine:v3.20xen4.13.0-r0, 4.7.0-r1, 4.7.0-r0
Alpine:v3.13xen4.11.1-r0, 4.14.1-r2, 4.2.1-r8
Alpine:v3.11xen4.3.3-r0, 0, 4.0.1-r0
Alpine:v3.14xen4.2.1-r11, 4.2.1-r10, 4.2.1-r0
Alpine:v3.16xen0, 4.9.1-r2, 4.9.1-r1
Alpine:v3.23xen4.9.0-r7, 4.0.1-r0, 4.0.1-r1
Alpine:v3.21xen4.8.1-r4, 4.2.1-r10, 4.2.1-r1

Timeline

  • Aug 27, 2021 CVE Published
  • Dec 3, 2025 CVE Updated
  • Apr 30, 2026 Distribution Patch
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