Vulnerabilities > XEN > XEN > 4.12.0

DATE CVE VULNERABILITY TITLE RISK
2021-11-24 CVE-2021-28705 Improper Handling of Exceptional Conditions vulnerability in multiple products
issues with partially successful P2M updates on x86 T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] x86 HVM and PVH guests may be started in populate-on-demand (PoD) mode, to provide a way for them to later easily have more memory assigned.
local
low complexity
xen fedoraproject debian CWE-755
7.8
2021-11-24 CVE-2021-28709 Improper Handling of Exceptional Conditions vulnerability in multiple products
issues with partially successful P2M updates on x86 T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] x86 HVM and PVH guests may be started in populate-on-demand (PoD) mode, to provide a way for them to later easily have more memory assigned.
local
low complexity
xen fedoraproject debian CWE-755
7.8
2021-11-24 CVE-2021-28704 PoD operations on misaligned GFNs T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] x86 HVM and PVH guests may be started in populate-on-demand (PoD) mode, to provide a way for them to later easily have more memory assigned.
local
low complexity
xen fedoraproject debian
8.8
2021-11-24 CVE-2021-28707 PoD operations on misaligned GFNs T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] x86 HVM and PVH guests may be started in populate-on-demand (PoD) mode, to provide a way for them to later easily have more memory assigned.
local
low complexity
xen debian fedoraproject
8.8
2021-11-24 CVE-2021-28708 PoD operations on misaligned GFNs T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] x86 HVM and PVH guests may be started in populate-on-demand (PoD) mode, to provide a way for them to later easily have more memory assigned.
local
low complexity
xen debian fedoraproject
8.8
2021-09-08 CVE-2021-28701 Race Condition vulnerability in multiple products
Another race in XENMAPSPACE_grant_table handling Guests are permitted access to certain Xen-owned pages of memory.
local
high complexity
xen debian fedoraproject CWE-362
7.8
2021-08-27 CVE-2021-28697 Race Condition vulnerability in multiple products
grant table v2 status pages may remain accessible after de-allocation Guest get permitted access to certain Xen-owned pages of memory.
local
low complexity
xen fedoraproject debian CWE-362
7.8
2021-08-27 CVE-2021-28698 Infinite Loop vulnerability in multiple products
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.
local
low complexity
xen fedoraproject debian CWE-835
5.5
2021-08-27 CVE-2021-28699 inadequate grant-v2 status frames array bounds check The v2 grant table interface separates grant attributes from grant status.
local
low complexity
xen fedoraproject debian
5.5
2021-08-27 CVE-2021-28700 Allocation of Resources Without Limits or Throttling vulnerability in multiple products
xen/arm: No memory limit for dom0less domUs The dom0less feature allows an administrator to create multiple unprivileged domains directly from Xen.
network
low complexity
xen fedoraproject debian CWE-770
4.9