Description
A guest started with Populated on Demand enabled (PoD) can attempt to reclaim pages which aren't regular guest RAM. This can cause corruption of memory management state in Xen.
References (3)
Core 3
Core References
Various Sources
http://xenbits.xen.org/xsa/advisory-507.html
Scores
CVSS v3
5.3
EPSS
0.0033
EPSS Percentile
25.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-787
Status
published
Products (1)
Xen/Xen
consult Xen advisory XSA-507
Published
Jul 28, 2026
Tracked Since
Jul 28, 2026