Executive Summary

Informations
Name CVE-2021-43267 First vendor Publication 2021-11-02
Vendor Cve Last vendor Modification 2022-02-28

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in net/tipc/crypto.c in the Linux kernel before 5.14.16. The Transparent Inter-Process Communication (TIPC) functionality allows remote attackers to exploit insufficient validation of user-supplied sizes for the MSG_CRYPTO message type.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43267

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 7
Os 2
Os 3415

Sources (Detail)

Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20211125-0002/
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
MISC https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.16
https://github.com/torvalds/linux/commit/fa40d9734a57bcbfa79a280189799f76c88f...
MLIST http://www.openwall.com/lists/oss-security/2022/02/10/1

Alert History

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Date Informations
2022-03-11 01:59:11
  • Multiple Updates
2022-03-01 00:23:18
  • Multiple Updates
2022-02-26 01:56:15
  • Multiple Updates
2022-02-15 00:23:11
  • Multiple Updates
2022-02-14 21:22:32
  • Multiple Updates
2022-02-10 21:23:14
  • Multiple Updates
2022-02-01 01:52:58
  • Multiple Updates
2021-12-11 12:53:39
  • Multiple Updates
2021-12-11 01:50:32
  • Multiple Updates
2021-11-29 21:23:04
  • Multiple Updates
2021-11-25 12:49:44
  • Multiple Updates
2021-11-06 12:51:00
  • Multiple Updates
2021-11-06 09:22:55
  • Multiple Updates
2021-11-05 13:22:54
  • Multiple Updates
2021-11-04 21:22:55
  • Multiple Updates
2021-11-03 09:23:14
  • Multiple Updates
2021-11-03 05:22:50
  • First insertion