CVE-2026-43074

N/A

Description

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.

CVE Details

CVSS v3.1 ScoreN/A

Published5/6/2026

Last Modified5/6/2026

Sourcenvd

Honeypot Sightings0

References

https://git.kernel.org/stable/c/07712db80857d5d09ae08f3df85a708ecfc3b61f(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/5b1173b165421561db29f30afc7e97d940a398a9(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/7e8083f5eeedab0f460063b9c2c14c9a4e71a427(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/a6566cd33f6f967a7651ebf2ce0dd31572e319cf(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/ae0bb9c1fb7c2594519aeeb096cf2c3b7837b322(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

IOC Correlations

No correlations recorded

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