Executive Summary

Informations
Name CVE-2021-47670 First vendor Publication 2025-04-17
Vendor Cve Last vendor Modification 2025-04-21

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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:

can: peak_usb: fix use after free bugs

After calling peak_usb_netif_rx_ni(skb), dereferencing skb is unsafe. Especially, the can_frame cf which aliases skb memory is accessed after the peak_usb_netif_rx_ni().

Reordering the lines solves the issue.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-47670

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 3438

Sources (Detail)

https://git.kernel.org/stable/c/50aca891d7a554db0901b245167cd653d73aaa71
https://git.kernel.org/stable/c/5408824636fa0dfedb9ecb0d94abd573131bfbbe
https://git.kernel.org/stable/c/ddd1416f44130377798c1430b76503513b7497c2
https://git.kernel.org/stable/c/ec939c13c3fff2114479769c8380b7f1a54feca9
Source Url

Alert History

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Date Informations
2025-06-26 01:53:01
  • Multiple Updates
2025-06-25 12:17:15
  • Multiple Updates
2025-06-24 01:57:29
  • Multiple Updates
2025-05-27 01:52:40
  • First insertion