CVE-2020-0466

CVE Details

Release Date:	2020-12-14
Impact:	None	What is this?

Description

In do_epoll_ctl and ep_loop_check_proc of eventpoll.c, there is a possible use after free due to a logic error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-147802478References: Upstream kernel

See more information about CVE-2020-0466 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)	ELSA-2022-9781	2022-09-15
Oracle Linux version 6 (kernel)	ELSA-2023-12527	2023-06-27
Oracle Linux version 6 (kernel-uek)	ELSA-2021-9215	2021-05-06
Oracle Linux version 7 (kernel)	ELSA-2022-0620	2022-02-23
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9215	2021-05-06
Oracle Linux version 8 (kernel)	ELSA-2021-1093	2021-04-07
Oracle VM version 3 (kernel-uek)	OVMSA-2021-0016	2021-05-06