Executive Summary

Informations
Name CVE-2021-38203 First vendor Publication 2021-08-08
Vendor Cve Last vendor Modification 2021-10-07

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 : (AV:L/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 2.1 Attack Range Local
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

btrfs in the Linux kernel before 5.13.4 allows attackers to cause a denial of service (deadlock) via processes that trigger allocation of new system chunks during times when there is a shortage of free space in the system space_info.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38203

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-770 Allocation of Resources Without Limits or Throttling

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Os 3404

Sources (Detail)

Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20210902-0010/
MISC https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4
https://github.com/torvalds/linux/commit/1cb3db1cf383a3c7dbda1aa0ce748b095875...

Alert History

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Date Informations
2021-10-08 00:23:07
  • Multiple Updates
2021-09-10 00:23:01
  • Multiple Updates
2021-09-09 21:22:52
  • Multiple Updates
2021-09-02 13:22:59
  • Multiple Updates
2021-08-26 12:43:42
  • Multiple Updates
2021-08-25 01:43:48
  • Multiple Updates
2021-08-24 01:44:11
  • Multiple Updates
2021-08-19 09:22:53
  • Multiple Updates
2021-08-12 21:23:10
  • Multiple Updates
2021-08-09 17:22:48
  • Multiple Updates
2021-08-09 00:22:48
  • First insertion