cvedb.io
CVE-2023-2598
HIGH · CVSS 7.8
EPSS exploitation probability: 0%
Published 2023-06-01T01:15:17.867 · Last modified 2026-06-17T05:52:58.687

Summary

A flaw was found in the fixed buffer registration code for io_uring (io_sqe_buffer_register in io_uring/rsrc.c) in the Linux kernel that allows out-of-bounds access to physical memory beyond the end of the buffer. This flaw enables full local privilege escalation.

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.