Detections
Analytics

CVE-2025-21863

high

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.

References

https://git.kernel.org/stable/c/fdbfd52bd8b85ed6783365ff54c82ab7067bd61b

https://git.kernel.org/stable/c/b9826e3b26ec031e9063f64a7c735449c43955e4

https://git.kernel.org/stable/c/506b9b5e8c2d2a411ea8fe361333f5081c56d23a

https://git.kernel.org/stable/c/1e988c3fe1264708f4f92109203ac5b1d65de50b

Details

Source: Mitre, NVD

Published: 2025-03-12

Updated: 2025-03-13

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High