Executive Summary

Informations
Name CVE-2025-21773 First vendor Publication 2025-02-27
Vendor Cve Last vendor Modification 2025-03-05

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:

can: etas_es58x: fix potential NULL pointer dereference on udev->serial

The driver assumed that es58x_dev->udev->serial could never be NULL. While this is true on commercially available devices, an attacker could spoof the device identity providing a NULL USB serial number. That would trigger a NULL pointer dereference.

Add a check on es58x_dev->udev->serial before accessing it.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21773

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3713

Sources (Detail)

https://git.kernel.org/stable/c/1590667a60753ee5a54871f2840ceefd4a7831fa
https://git.kernel.org/stable/c/5059ea98d7bc133903d3e47ab36df6ed11d0c95f
https://git.kernel.org/stable/c/722e8e1219c8b6ac2865011fe339315d6a8d0721
https://git.kernel.org/stable/c/a1ad2109ce41c9e3912dadd07ad8a9c640064ffb
Source Url

Alert History

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Date Informations
2025-06-26 02:40:58
  • Multiple Updates
2025-06-25 12:38:01
  • Multiple Updates
2025-06-24 02:45:25
  • Multiple Updates
2025-05-27 02:52:26
  • Multiple Updates
2025-03-29 03:46:30
  • Multiple Updates
2025-03-28 13:49:00
  • Multiple Updates
2025-03-28 03:24:20
  • Multiple Updates
2025-03-25 16:30:09
  • Multiple Updates
2025-03-25 03:30:09
  • Multiple Updates
2025-03-19 03:18:41
  • Multiple Updates
2025-03-18 03:31:40
  • Multiple Updates
2025-03-14 00:21:03
  • Multiple Updates
2025-03-13 21:20:58
  • Multiple Updates
2025-03-06 14:15:13
  • Multiple Updates
2025-03-06 03:09:46
  • Multiple Updates
2025-03-05 21:20:46
  • Multiple Updates
2025-02-27 09:20:31
  • First insertion