CVE-2020-14351

CVE Details

Release Date:	2020-12-03
Impact:	None	What is this?

Description

A flaw was found in the Linux kernel. A use-after-free memory flaw was found in the perf subsystem allowing a local attacker with permission to monitor perf events to corrupt memory and possibly escalate privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

See more information about CVE-2020-14351 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:	7.8
Vector String:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Version:	3.0
Attack Vector:	Local
Attack Complexity:	Low
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)	ELSA-2021-0856	2021-03-17
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9002	2021-01-07
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9006	2021-01-12
Oracle Linux version 7 (kernel-uek-container)	ELSA-2021-9007	2021-01-12
Oracle Linux version 8 (kernel)	ELSA-2021-0558	2021-02-17
Oracle Linux version 8 (kernel-uek)	ELSA-2021-9006	2021-01-12
Oracle Linux version 8 (kernel-uek-container)	ELSA-2021-9007	2021-01-12
Oracle VM version 3.4 (kernel-uek)	OVMSA-2021-0001	2021-01-07