Executive Summary

Informations
Name CVE-2024-47700 First vendor Publication 2024-10-21
Vendor Cve Last vendor Modification 2024-10-23

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:

ext4: check stripe size compatibility on remount as well

We disable stripe size in __ext4_fill_super if it is not a multiple of the cluster ratio however this check is missed when trying to remount. This can leave us with cases where stripe < cluster_ratio after remount:set making EXT4_B2C(sbi->s_stripe) become 0 that can cause some unforeseen bugs like divide by 0.

Fix that by adding the check in remount path as well.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-47700

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-369 Divide By Zero

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3636

Sources (Detail)

https://git.kernel.org/stable/c/297615e992bbb30a55c158141086be6505d5d722
https://git.kernel.org/stable/c/a31b712f75445d52fc0451dc54fd7b16a552cb7c
https://git.kernel.org/stable/c/ee85e0938aa8f9846d21e4d302c3cf6a2a75110d
https://git.kernel.org/stable/c/faeff8b1ee2eaa5969c8e994d66c3337298cefed
Source Url

Alert History

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Date Informations
2024-11-23 03:03:50
  • Multiple Updates
2024-11-22 03:01:59
  • Multiple Updates
2024-11-20 03:00:18
  • Multiple Updates
2024-11-14 03:00:35
  • Multiple Updates
2024-11-09 03:00:34
  • Multiple Updates
2024-10-26 00:28:42
  • Multiple Updates
2024-10-25 21:29:37
  • Multiple Updates
2024-10-25 00:28:41
  • Multiple Updates
2024-10-24 17:27:47
  • Multiple Updates
2024-10-24 03:05:06
  • Multiple Updates
2024-10-24 00:27:53
  • Multiple Updates
2024-10-21 21:27:31
  • Multiple Updates
2024-10-21 17:27:35
  • First insertion