CVE-2020-14314

CVE Details

Release Date:	2020-09-15
Impact:	None	What is this?

Description

A memory out-of-bounds read flaw was found in the Linux kernel before 5.9-rc2 with the ext3/ext4 file system, in the way it accesses a directory with broken indexing. This flaw allows a local user to crash the system if the directory exists. The highest threat from this vulnerability is to system availability.

See more information about CVE-2020-14314 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:	5.5
Vector String:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Version:	3.0
Attack Vector:	Local
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel-uek)	ELSA-2020-5881	2020-10-09
Oracle Linux version 6 (dtrace-modules-3.8.13-118.50.1.el6uek)	ELSA-2020-5879	2020-10-09
Oracle Linux version 6 (kernel-uek)	ELSA-2020-5866	2020-10-06
Oracle Linux version 6 (kernel-uek)	ELSA-2020-5879	2020-10-09
Oracle Linux version 6 (kernel-uek)	ELSA-2020-5881	2020-10-09
Oracle Linux version 7 (dtrace-modules-3.8.13-118.50.1.el7uek)	ELSA-2020-5879	2020-10-09
Oracle Linux version 7 (kernel)	ELSA-2020-5437	2020-12-16
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5866	2020-10-06
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5879	2020-10-09
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5884	2020-10-12
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5885	2020-10-12
Oracle Linux version 8 (kernel)	ELSA-2021-1578	2021-05-25
Oracle Linux version 8 (kernel-uek)	ELSA-2020-5884	2020-10-12
Oracle VM version 3.4 (kernel-uek)	OVMSA-2020-0044	2020-10-09