Executive Summary

Informations
Name CVE-2021-47032 First vendor Publication 2024-02-28
Vendor Cve Last vendor Modification 2024-12-12

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:

mt76: mt7915: fix tx skb dma unmap

The first pointer in the txp needs to be unmapped as well, otherwise it will leak DMA mapping entries

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-47032

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 3459

Sources (Detail)

https://git.kernel.org/stable/c/4a9dcd6efb2a268fc5707dcfb3b0c412975c4462
https://git.kernel.org/stable/c/4e7914ce23306b28d377ec395e00e5fde0e6f96e
https://git.kernel.org/stable/c/7dcf3c04f0aca746517a77433b33d40868ca4749
https://git.kernel.org/stable/c/e2cdc9cb33c5963efe1a7c022753386f9463d1b7
Source Url

Alert History

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Date Informations
2025-03-29 02:57:08
  • Multiple Updates
2025-03-28 13:27:29
  • Multiple Updates
2025-03-28 02:42:04
  • Multiple Updates
2025-03-18 02:49:55
  • Multiple Updates
2025-03-14 02:39:59
  • Multiple Updates
2025-01-08 02:34:47
  • Multiple Updates
2025-01-07 02:34:24
  • Multiple Updates
2024-12-12 21:22:00
  • Multiple Updates
2024-11-25 09:26:40
  • Multiple Updates
2024-02-28 17:27:36
  • Multiple Updates
2024-02-28 13:27:30
  • First insertion