CVE-2020-8648

CVE Details

Release Date:	2020-02-06
Impact:	None	What is this?

Description

There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the n_tty_receive_buf_common function in drivers/tty/n_tty.c.

See more information about CVE-2020-8648 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:	7.1
Vector String:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Version:	3.0
Attack Vector:	Local
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	High
Integrity Impact:	None
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2020-5670	2020-05-06
Oracle Linux version 7 (kernel)	ELSA-2021-2314	2021-06-10
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5670	2020-05-06
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5676	2020-05-11
Oracle Linux version 8 (kernel)	ELSA-2020-4431	2020-11-10
Oracle VM version 3.4 (kernel-uek)	OVMSA-2020-0019	2020-06-02