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CVE-2026-43074

Linux Kernel

Descrição

In the Linux kernel, the following vulnerability has been resolved: eventpoll: defer struct eventpoll free to RCU grace period In certain situations, ep_free() in eventpoll.c will kfree the epi->ep eventpoll struct while it still being used by another concurrent thread. Defer the kfree() to an RCU callback to prevent UAF.

CVSS 7.8EPSS 0.482%Risco 0.81
Ver fonte
Publicação
2026-05-06 10:16:20
Versões afetadas
unknown
Tipo
Core software
Vetor
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Sistemas operativos
Linux