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CVE-2026-43074CVSS 7.8Linux
CVE-2026-43074: linux kernel vulnerability
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
- 7.8 HIGH
- EPSS
- 2.92%
- Активно використовується
- немає в KEV
- Продукт
- linux kernel
Що відомо
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.