7.8Alta
CVE-2026-93520X.Org Server XKB ChangeKeycodeRange Heap Out-of-Bounds Write
Descripción
A heap buffer overflow caused by mismatching size calculations between XkbAllocNames and ChangeKeycodeRange in X.org X server before 2.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to crash or potentially execute code in X server context.
Debilidad (CWE):
CWE-122
Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.
Productos y versiones afectados
| Fabricante | Producto | Versiones | |
|---|---|---|---|
| x.org | xorg-x11-server | < 21.1.25 | |
| x.org | xwayland | < 24.1.14 |