Executive Summary

Informations
Name CVE-2019-8956 First vendor Publication 2019-04-01
Vendor Cve Last vendor Modification 2019-06-15

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low 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:L/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the "sctp_sendmsg()" function (net/sctp/socket.c) when handling SCTP_SENDALL flag can be exploited to corrupt memory.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-8956

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 2
Os 3252

Sources (Detail)

Source Url
CONFIRM https://support.f5.com/csp/article/K12671141
MISC https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8
https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/?...
https://secuniaresearch.flexerasoftware.com/secunia_research/2019-5/
UBUNTU https://usn.ubuntu.com/3930-1/
https://usn.ubuntu.com/3930-2/

Alert History

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Date Informations
2020-05-23 02:34:08
  • Multiple Updates
2019-09-12 12:11:37
  • Multiple Updates
2019-07-02 15:40:34
  • Multiple Updates
2019-06-15 09:19:40
  • Multiple Updates
2019-05-11 12:09:45
  • Multiple Updates
2019-04-24 12:08:56
  • Multiple Updates
2019-04-23 12:09:27
  • Multiple Updates
2019-04-20 12:09:00
  • Multiple Updates
2019-04-05 00:19:09
  • Multiple Updates
2019-04-04 09:19:01
  • Multiple Updates
2019-04-03 09:19:34
  • Multiple Updates
2019-04-02 00:19:10
  • First insertion