Executive Summary

Informations
Name CVE-2020-28915 First vendor Publication 2020-11-18
Vendor Cve Last vendor Modification 2020-12-15

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H
Overall CVSS Score 5.8
Base Score 5.8 Environmental Score 5.8
impact SubScore 5.5 Temporal Score 5.8
Exploitabality Sub Score 0.3
 
Attack Vector Physical Attack Complexity Low
Privileges Required High User Interaction None
Scope Unchanged Confidentiality Impact Low
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:P/I:P/A:C)
Cvss Base Score 6.1 Attack Range Local
Cvss Impact Score 8.5 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A buffer over-read (at the framebuffer layer) in the fbcon code in the Linux kernel before 5.8.15 could be used by local attackers to read kernel memory, aka CID-6735b4632def.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28915

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-125 Out-of-bounds Read

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 3353

Sources (Detail)

Source Url
MISC https://bugzilla.suse.com/show_bug.cgi?id=1178886
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.15
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id...
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id...
https://syzkaller.appspot.com/bug?id=08b8be45afea11888776f897895aef9ad1c3ecfd

Alert History

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Date Informations
2021-01-14 01:32:31
  • Multiple Updates
2021-01-13 01:31:21
  • Multiple Updates
2020-12-16 00:22:51
  • Multiple Updates
2020-12-14 21:23:25
  • Multiple Updates
2020-12-12 09:22:50
  • Multiple Updates
2020-12-09 00:23:04
  • Multiple Updates
2020-12-08 21:24:20
  • Multiple Updates
2020-12-05 05:22:55
  • Multiple Updates
2020-12-02 21:23:21
  • Multiple Updates
2020-11-18 21:23:28
  • Multiple Updates
2020-11-18 17:22:54
  • Multiple Updates
2020-11-18 13:22:59
  • First insertion