cvedb.io
CVE-2021-47123
HIGH · CVSS 7.8
EPSS exploitation probability: 0%
Published 2024-03-15T21:15:07.217 · Last modified 2026-08-04T10:16:46.883

Summary

In the Linux kernel, the following vulnerability has been resolved: io_uring: fix ltout double free on completion race Always remove linked timeout on io_link_timeout_fn() from the master request link list, otherwise we may get use-after-free when first io_link_timeout_fn() puts linked timeout in the fail path, and then will be found and put on master's free.

Affected products

linux — linux_kernel

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.