Executive Summary

Informations
Name CVE-2021-47233 First vendor Publication 2024-05-21
Vendor Cve Last vendor Modification 2024-12-30

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None 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:

regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL

devm_gpiod_get_array_optional may return NULL if no GPIO was assigned.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-47233

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 3465

Sources (Detail)

https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41
https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27
https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1
Source Url

Alert History

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Date Informations
2025-07-15 01:53:21
  • Multiple Updates
2025-07-14 12:16:56
  • Multiple Updates
2025-06-26 01:52:11
  • Multiple Updates
2025-06-25 12:16:23
  • Multiple Updates
2025-06-24 01:56:40
  • Multiple Updates
2025-03-29 02:57:34
  • Multiple Updates
2025-03-28 13:27:57
  • Multiple Updates
2025-03-28 02:42:27
  • Multiple Updates
2025-03-18 02:50:14
  • Multiple Updates
2025-03-14 02:40:17
  • Multiple Updates
2025-01-08 00:21:26
  • Multiple Updates
2025-01-06 21:21:16
  • Multiple Updates
2024-12-31 00:20:59
  • Multiple Updates
2024-11-25 09:25:28
  • Multiple Updates
2024-05-21 21:27:27
  • First insertion