Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2025-21962 First vendor Publication 2025-04-01
Vendor Cve Last vendor Modification 2025-04-14

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:

cifs: Fix integer overflow while processing closetimeo mount option

User-provided mount parameter closetimeo of type u32 is intended to have an upper limit, but before it is validated, the value is converted from seconds to jiffies which can lead to an integer overflow.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21962

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3717

Sources (Detail)

https://git.kernel.org/stable/c/1c46673be93dd2954f44fe370fb4f2b8e6214224
https://git.kernel.org/stable/c/513f6cf2e906a504b7ab0b62b2eea993a6f64558
https://git.kernel.org/stable/c/6c13fcb7cf59ae65940da1dfea80144e42921e53
https://git.kernel.org/stable/c/9968fcf02cf6b0f78fbacf3f63e782162603855a
https://git.kernel.org/stable/c/b24edd5c191c2689c59d0509f0903f9487eb6317
https://git.kernel.org/stable/c/d5a30fddfe2f2e540f6c43b59cf701809995faef
Source Url

Alert History

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Date Informations
2025-06-26 02:41:13
  • Multiple Updates
2025-06-25 12:38:17
  • Multiple Updates
2025-06-24 02:45:39
  • Multiple Updates
2025-05-27 02:53:44
  • First insertion