Executive Summary

Informations
Name CVE-2025-21844 First vendor Publication 2025-03-12
Vendor Cve Last vendor Modification 2025-03-13

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:

smb: client: Add check for next_buffer in receive_encrypted_standard()

Add check for the return value of cifs_buf_get() and cifs_small_buf_get() in receive_encrypted_standard() to prevent null pointer dereference.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21844

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3688

Sources (Detail)

https://git.kernel.org/stable/c/24e8e4523d3071bc5143b0db9127d511489f7b3b
https://git.kernel.org/stable/c/554736b583f529ee159aa95af9a0cbc12b5ffc96
https://git.kernel.org/stable/c/860ca5e50f73c2a1cef7eefc9d39d04e275417f7
https://git.kernel.org/stable/c/9e5d99a4cf2e23c716b44862975548415fae5391
https://git.kernel.org/stable/c/a9b0b4b29877cb4dc5d0842b59b5ccbacddb85bd
https://git.kernel.org/stable/c/f277e479eea3d1aa18bc712abe1d2bf3dece2e30
https://git.kernel.org/stable/c/f618aeb6cad2307e48a641379db610abcf593edf
Source Url

Alert History

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Date Informations
2025-03-14 00:20:48
  • Multiple Updates
2025-03-13 21:20:42
  • Multiple Updates
2025-03-13 17:20:32
  • Multiple Updates
2025-03-12 13:20:39
  • First insertion