CVE-2020-25668

CVE Details

Release Date:	2021-05-26
Impact:	None	What is this?

Description

A flaw was found in Linux Kernel because access to the global variable fg_console is not properly synchronized leading to a use after free in con_font_op.

See more information about CVE-2020-25668 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	7.0
Vector String:	CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Version:	3.0
Attack Vector:	Local
Attack Complexity:	High
Privileges Required:	Low
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	High
Integrity Impact:	High
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2021-9002	2021-01-07
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5995	2020-12-14
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5996	2020-12-15
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9002	2021-01-07
Oracle Linux version 8 (kernel-uek)	ELSA-2020-5996	2020-12-15
Oracle VM version 3.4 (kernel-uek)	OVMSA-2021-0001	2021-01-07