CVE-2021-28700

Name
CVE-2021-28700
Description
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.
NVD Severity
medium
Other trackers
Mailing lists
Exploits
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://xenbits.xenproject.org/xsa/advisory-383.txt
Mailing List https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FZCNPSRPGFCQRYE2BI4D4Q4SCE56ANV2/
Mailing List https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LPRVHW4J4ZCPPOHZEWP5MOJT7XDGFFPJ/
DEBIAN https://www.debian.org/security/2021/dsa-4977
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2VQCFAPBNGBBAOMJZG6QBREOG5IIDZID/

Match rules

CPE URI Source package Min version Max version
cpe:2.3:o:xen:xen:*:*:*:*:*:*:arm:* xen >= 4.12.0 <= None

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
xen 3.11-main 4.13.4-r2 Natanael Copa <ncopa@alpinelinux.org> fixed
xen 3.12-main 4.13.4-r3 Natanael Copa <ncopa@alpinelinux.org> fixed
xen 3.13-main 4.14.5-r7 Natanael Copa <ncopa@alpinelinux.org> fixed
xen 3.14-main 4.15.4-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
xen 3.15-main 4.15.5-r4 Natanael Copa <ncopa@alpinelinux.org> fixed
xen 3.19-main 4.18.2-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
xen 3.18-main 4.17.4-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
xen 3.17-main 4.16.6-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
xen 3.16-main 4.16.6-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
xen 3.20-main 4.18.2-r1 Natanael Copa <ncopa@alpinelinux.org> fixed
xen edge-main 4.18.2-r2 Natanael Copa <ncopa@alpinelinux.org> fixed