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CVE-2026-45995

7.8 HIGH

In the Linux kernel, the following vulnerability has been resolved: io_uring/zcrx: fix user_struct uaf io_free_rbuf_ring() usees a stru...

Published: 2026-05-27 · Last updated: 2026-06-16

Severity and scoring

CVSS
7.8 HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-416

Affected products

VendorProduct
linuxlinux_kernel

Description

In the Linux kernel, the following vulnerability has been resolved: io_uring/zcrx: fix user_struct uaf io_free_rbuf_ring() usees a struct user_struct, which io_zcrx_ifq_free() puts it down before destroying the ring.

Source: NVD

References

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Same CWE

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