Executive Summary

Informations
Name CVE-2021-47116 First vendor Publication 2024-03-15
Vendor Cve Last vendor Modification 2025-01-07

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:

ext4: fix memory leak in ext4_mb_init_backend on error path.

Fix a memory leak discovered by syzbot when a file system is corrupted with an illegally large s_log_groups_per_flex.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-47116

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-401 Failure to Release Memory Before Removing Last Reference ('Memory Leak')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 3464

Sources (Detail)

https://git.kernel.org/stable/c/04fb2baa0b147f51db065a1b13a11954abe592d0
https://git.kernel.org/stable/c/2050c6e5b161e5e25ce3c420fef58b24fa388a49
https://git.kernel.org/stable/c/a8867f4e3809050571c98de7a2d465aff5e4daf5
Source Url

Alert History

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Date Informations
2025-07-15 01:53:03
  • Multiple Updates
2025-07-14 12:16:39
  • Multiple Updates
2025-06-26 01:51:53
  • Multiple Updates
2025-06-25 12:16:07
  • Multiple Updates
2025-06-24 01:56:22
  • Multiple Updates
2025-03-29 02:57:20
  • Multiple Updates
2025-03-28 13:27:41
  • Multiple Updates
2025-03-28 02:42:15
  • Multiple Updates
2025-03-18 02:50:05
  • Multiple Updates
2025-03-14 02:40:09
  • Multiple Updates
2025-01-07 21:22:10
  • Multiple Updates
2024-11-25 09:26:29
  • Multiple Updates
2024-03-18 05:27:29
  • Multiple Updates
2024-03-16 00:27:24
  • First insertion