Executive Summary

Informations
Name CVE-2024-46780 First vendor Publication 2024-09-18
Vendor Cve Last vendor Modification 2024-11-20

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:

nilfs2: protect references to superblock parameters exposed in sysfs

The superblock buffers of nilfs2 can not only be overwritten at runtime for modifications/repairs, but they are also regularly swapped, replaced during resizing, and even abandoned when degrading to one side due to backing device issues. So, accessing them requires mutual exclusion using the reader/writer semaphore "nilfs->ns_sem".

Some sysfs attribute show methods read this superblock buffer without the necessary mutual exclusion, which can cause problems with pointer dereferencing and memory access, so fix it.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-46780

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3653

Sources (Detail)

https://git.kernel.org/stable/c/157c0d94b4c40887329418c70ef4edd1a8d6b4ed
https://git.kernel.org/stable/c/19cfeba0e4b8eda51484fcf8cf7d150418e1d880
https://git.kernel.org/stable/c/683408258917541bdb294cd717c210a04381931e
https://git.kernel.org/stable/c/8c6e43b3d5f109cf9c61bc188fcc8175404e924f
https://git.kernel.org/stable/c/962562d4c70c5cdeb4e955d63ff2017c4eca1aad
https://git.kernel.org/stable/c/b14e7260bb691d7f563f61da07d61e3c8b59a614
https://git.kernel.org/stable/c/b90beafac05931cbfcb6b1bd4f67c1923f47040e
https://git.kernel.org/stable/c/ba97ba173f9625d5f34a986088979eae8b80d38e
Source Url

Alert History

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Date Informations
2025-01-08 03:05:22
  • Multiple Updates
2025-01-07 03:04:55
  • Multiple Updates
2024-12-25 03:03:33
  • Multiple Updates
2024-12-12 03:06:29
  • Multiple Updates
2024-11-22 21:22:25
  • Multiple Updates
2024-11-22 00:23:18
  • Multiple Updates
2024-11-21 21:21:57
  • Multiple Updates
2024-11-20 21:21:11
  • Multiple Updates
2024-09-20 17:27:28
  • Multiple Updates
2024-09-18 13:27:29
  • First insertion