CVEvulnerability

CVE-2025-21863

7.8 HIGH Published 2025-03-12 Modified 2026-10-15 Official page ↗
Status
Modified
Published
2025-03-12
Last modified
2026-10-15
Assigner
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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.

Affected configurations

• linux linux kernel (>= 5.6 < 6.6.80) • linux linux kernel (>= 6.7 < 6.12.17) • linux linux kernel (>= 6.13 < 6.13.5) • linux linux kernel 6.14

References