CVE-2026-43074
Gravedad CVSS v3.1:
ALTA
Tipo:
No Disponible / Otro tipo
Fecha de publicación:
06/05/2026
Última modificación:
08/05/2026
Descripción
*** Pendiente de traducción *** In the Linux kernel, the following vulnerability has been resolved:<br />
<br />
eventpoll: defer struct eventpoll free to RCU grace period<br />
<br />
In certain situations, ep_free() in eventpoll.c will kfree the epi->ep<br />
eventpoll struct while it still being used by another concurrent thread.<br />
Defer the kfree() to an RCU callback to prevent UAF.
Impacto
Puntuación base 3.x
7.80
Gravedad 3.x
ALTA
Referencias a soluciones, herramientas e información
- https://git.kernel.org/stable/c/07712db80857d5d09ae08f3df85a708ecfc3b61f
- https://git.kernel.org/stable/c/5b1173b165421561db29f30afc7e97d940a398a9
- https://git.kernel.org/stable/c/7e8083f5eeedab0f460063b9c2c14c9a4e71a427
- https://git.kernel.org/stable/c/a6566cd33f6f967a7651ebf2ce0dd31572e319cf
- https://git.kernel.org/stable/c/ae0bb9c1fb7c2594519aeeb096cf2c3b7837b322



