Executive Summary

Informations
Name CVE-2020-15437 First vendor Publication 2020-11-23
Vendor Cve Last vendor Modification 2020-12-02

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 4.4
Base Score 4.4 Environmental Score 4.4
impact SubScore 3.6 Temporal Score 4.4
Exploitabality Sub Score 0.8
 
Attack Vector Local Attack Complexity Low
Privileges Required High 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:C)
Cvss Base Score 4.9 Attack Range Local
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The Linux kernel before version 5.8 is vulnerable to a NULL pointer dereference in drivers/tty/serial/8250/8250_core.c:serial8250_isa_init_ports() that allows local users to cause a denial of service by using the p->serial_in pointer which uninitialized.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15437

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 3340

Sources (Detail)

Source Url
MISC https://lkml.org/lkml/2020/7/21/80

Alert History

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Date Informations
2021-01-13 01:30:27
  • Multiple Updates
2020-12-15 01:28:45
  • Multiple Updates
2020-12-12 12:29:14
  • Multiple Updates
2020-12-08 21:24:15
  • Multiple Updates
2020-12-05 05:22:50
  • Multiple Updates
2020-12-03 00:22:52
  • Multiple Updates
2020-11-24 05:22:49
  • First insertion