Executive Summary

Informations
Name CVE-2025-21863 First vendor Publication 2025-03-12
Vendor Cve Last vendor Modification 2025-03-13

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21863

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3704

Sources (Detail)

https://git.kernel.org/stable/c/1e988c3fe1264708f4f92109203ac5b1d65de50b
https://git.kernel.org/stable/c/506b9b5e8c2d2a411ea8fe361333f5081c56d23a
https://git.kernel.org/stable/c/b9826e3b26ec031e9063f64a7c735449c43955e4
https://git.kernel.org/stable/c/fdbfd52bd8b85ed6783365ff54c82ab7067bd61b
Source Url

Alert History

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Date Informations
2025-03-29 03:46:38
  • Multiple Updates
2025-03-28 13:49:08
  • Multiple Updates
2025-03-28 03:24:30
  • Multiple Updates
2025-03-25 03:30:18
  • Multiple Updates
2025-03-19 00:20:31
  • Multiple Updates
2025-03-18 00:20:34
  • Multiple Updates
2025-03-14 00:20:36
  • Multiple Updates
2025-03-12 13:20:39
  • First insertion