5.3

CVE-2026-62434

PoD: Don't try to reclaim special pages

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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerXen
≫
Produkt Xen
Default Statusunknown
Version consult Xen advisory XSA-507
Status unknown
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.33% 0.252
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://xenbits.xenproject.org/xsa/advisory-507.html
http://xenbits.xen.org/xsa/advisory-507.html
http://www.openwall.com/lists/oss-security/2026/07/28/23