CVE-2025-21863EPSS p12.1%

CVE-2025-21863CVE-2025-21863

linux / linux_kernel

Description

In the Linux kernel, the following vulnerability has been resolved: io_uring: prevent opcode speculation sqe->opcode is used for different tables, make sure we santitise it against speculations.

Scoring

CVSS 7.8 ()
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.22% probability of exploitation · percentile 12.1% · 2026-06-19T12:03:05Z
Last modified2026-06-01

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.