CVE-2026-43074
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.
Słabość
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.
Produkty, których dotyczy
- linux linux_kernel
Źródła
- 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/902120be4f44947df6311002addc7faf69bdbff1
- https://git.kernel.org/stable/c/a6566cd33f6f967a7651ebf2ce0dd31572e319cf
- https://git.kernel.org/stable/c/a6d57084372161f86660bc4607784420e00efe2c
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