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CVE record · 1 source

CVE-2026-99227

CVSS 7.8

In the Linux kernel, the following vulnerability has been resolved: io_uring/waitid: prevent cancel reference wrap io_waitid packs the cancellation…

Vendor: Linux kernel
Product: Linux
CVSS v3.1: 7.8 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exposure class: Operating system

Coverage

1

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41

CVE NVD 1h ago

In the Linux kernel, the following vulnerability has been resolved: io_uring/waitid: prevent cancel reference wrap io_waitid packs the cancellation…

In the Linux kernel, the following vulnerability has been resolved: io_uring/waitid: prevent cancel reference wrap io_waitid packs the cancellation state into bit 31 of ->refs and uses bits 30:0 as a 31-bit reference counter…

CVSS 7.8 Fix available CVE-2026-99227 Linux kernel